diff --git a/pkgs/development/compilers/openjdk/openjfx/11.nix b/pkgs/development/compilers/openjdk/openjfx/11.nix
index 6d550538b081..424c41ce3c78 100644
--- a/pkgs/development/compilers/openjdk/openjfx/11.nix
+++ b/pkgs/development/compilers/openjdk/openjfx/11.nix
@@ -1,5 +1,5 @@
 { stdenv, lib, fetchFromGitHub, writeText, gradle_7, pkg-config, perl, cmake
-, gperf, gtk2, gtk3, libXtst, libXxf86vm, glib, alsa-lib, ffmpeg_4-headless, python3, ruby, icu68
+, gperf, gtk2, gtk3, libXtst, libXxf86vm, glib, alsa-lib, ffmpeg_4-headless, python3, ruby, fetchurl, runCommand
 , openjdk11-bootstrap
 , withMedia ? true
 , withWebKit ? false
@@ -14,6 +14,16 @@ let
     java = openjdk11-bootstrap;
   });
 
+  icuVersionWithSep = s: "71${s}1";
+  icuPath = "download/release-${icuVersionWithSep "-"}/icu4c-${icuVersionWithSep "_"}-data-bin-l.zip";
+  icuData = fetchurl {
+    url = "https://github.com/unicode-org/icu/releases/${icuPath}";
+    hash = "sha256-pVWIy0BkICsthA5mxhR9SJQHleMNnaEcGl/AaLi5qZM=";
+  };
+  icuFakeRepository = runCommand "icu-data-repository" {} ''
+    install -Dm644 ${icuData} $out/${icuPath}
+  '';
+
   makePackage = args: stdenv.mkDerivation ({
     version = "${major}${update}-${build}";
 
@@ -24,7 +34,7 @@ let
       sha256 = "sha256-46DjIzcBHkmp5vnhYnLu78CG72bIBRM4A6mgk2OLOko=";
     };
 
-    buildInputs = [ gtk2 gtk3 libXtst libXxf86vm glib alsa-lib ffmpeg_4-headless icu68 ];
+    buildInputs = [ gtk2 gtk3 libXtst libXxf86vm glib alsa-lib ffmpeg_4-headless ];
     nativeBuildInputs = [ gradle_ perl pkg-config cmake gperf python3 ruby ];
 
     dontUseCmakeConfigure = true;
@@ -32,6 +42,11 @@ let
     postPatch = ''
       substituteInPlace buildSrc/linux.gradle \
         --replace ', "-Werror=implicit-function-declaration"' ""
+
+      # Add missing includes for gcc-13 for webkit build:
+      sed -e '1i #include <cstdio>' \
+        -i modules/javafx.web/src/main/native/Source/bmalloc/bmalloc/Heap.cpp \
+           modules/javafx.web/src/main/native/Source/bmalloc/bmalloc/IsoSharedPageInlines.h
     '';
 
     config = writeText "gradle.properties" (''
@@ -46,7 +61,7 @@ let
       export GRADLE_USER_HOME=$(mktemp -d)
       ln -s $config gradle.properties
       export NIX_CFLAGS_COMPILE="$(pkg-config --cflags glib-2.0) $NIX_CFLAGS_COMPILE"
-      gradle --no-daemon $gradleFlags sdk
+      gradle --no-daemon --console=plain $gradleFlags sdk
 
       runHook postBuild
     '';
@@ -77,6 +92,7 @@ in makePackage {
   gradleProperties = ''
     COMPILE_MEDIA = ${lib.boolToString withMedia}
     COMPILE_WEBKIT = ${lib.boolToString withWebKit}
+    ${lib.optionalString withWebKit "icuRepositoryURL = file://${icuFakeRepository}"}
   '';
 
   preBuild = ''
diff --git a/pkgs/development/compilers/openjdk/openjfx/17.nix b/pkgs/development/compilers/openjdk/openjfx/17.nix
index 58444abd3f17..c5d6c6aaa597 100644
--- a/pkgs/development/compilers/openjdk/openjfx/17.nix
+++ b/pkgs/development/compilers/openjdk/openjfx/17.nix
@@ -1,6 +1,6 @@
 { stdenv, lib, fetchFromGitHub, writeText, openjdk17_headless, gradle_7
 , pkg-config, perl, cmake, gperf, gtk2, gtk3, libXtst, libXxf86vm, glib, alsa-lib
-, ffmpeg_4-headless, python3, ruby, icu71, fetchurl, runCommand
+, ffmpeg_4-headless, python3, ruby, fetchurl, runCommand
 , withMedia ? true
 , withWebKit ? false
 }:
@@ -14,16 +14,14 @@ let
     java = openjdk17_headless;
   });
 
-  dashed-icu-version = lib.concatStringsSep "-" (lib.splitVersion (lib.getVersion icu71));
-  underscored-icu-version = lib.concatStringsSep "_" (lib.splitVersion (lib.getVersion icu71));
-  icu-data = fetchurl {
-    url = "https://github.com/unicode-org/icu/releases/download/release-${dashed-icu-version}/icu4c-${underscored-icu-version}-data-bin-l.zip";
+  icuVersionWithSep = s: "71${s}1";
+  icuPath = "download/release-${icuVersionWithSep "-"}/icu4c-${icuVersionWithSep "_"}-data-bin-l.zip";
+  icuData = fetchurl {
+    url = "https://github.com/unicode-org/icu/releases/${icuPath}";
     hash = "sha256-pVWIy0BkICsthA5mxhR9SJQHleMNnaEcGl/AaLi5qZM=";
   };
-
-  fakeRepository = runCommand "icu-data-repository" {} ''
-    mkdir -p $out/download/release-${dashed-icu-version}
-    cp ${icu-data} $out/download/release-${dashed-icu-version}/icu4c-${underscored-icu-version}-data-bin-l.zip
+  icuFakeRepository = runCommand "icu-data-repository" {} ''
+    install -Dm644 ${icuData} $out/${icuPath}
   '';
 
   makePackage = args: stdenv.mkDerivation ({
@@ -36,7 +34,7 @@ let
       sha256 = "sha256-9VfXk2EfMebMyVKPohPRP2QXRFf8XemUtfY0JtBCHyw=";
     };
 
-    buildInputs = [ gtk2 gtk3 libXtst libXxf86vm glib alsa-lib ffmpeg_4-headless icu71 ];
+    buildInputs = [ gtk2 gtk3 libXtst libXxf86vm glib alsa-lib ffmpeg_4-headless ];
     nativeBuildInputs = [ gradle_ perl pkg-config cmake gperf python3 ruby ];
 
     dontUseCmakeConfigure = true;
@@ -60,7 +58,7 @@ let
       export GRADLE_USER_HOME=$(mktemp -d)
       ln -s $config gradle.properties
       export NIX_CFLAGS_COMPILE="$(pkg-config --cflags glib-2.0) $NIX_CFLAGS_COMPILE"
-      gradle --no-daemon $gradleFlags sdk
+      gradle --no-daemon --console=plain $gradleFlags sdk
 
       runHook postBuild
     '';
@@ -91,7 +89,7 @@ in makePackage {
   gradleProperties = ''
     COMPILE_MEDIA = ${lib.boolToString withMedia}
     COMPILE_WEBKIT = ${lib.boolToString withWebKit}
-    ${lib.optionalString withWebKit "icuRepositoryURL = file://${fakeRepository}"}
+    ${lib.optionalString withWebKit "icuRepositoryURL = file://${icuFakeRepository}"}
   '';
 
   preBuild = ''
diff --git a/pkgs/development/compilers/openjdk/openjfx/19.nix b/pkgs/development/compilers/openjdk/openjfx/19.nix
index 802a0eb9b457..6f173db8327c 100644
--- a/pkgs/development/compilers/openjdk/openjfx/19.nix
+++ b/pkgs/development/compilers/openjdk/openjfx/19.nix
@@ -1,6 +1,6 @@
 { stdenv, lib, fetchFromGitHub, fetchpatch, writeText, openjdk17_headless
 , openjdk19_headless, gradle_7, pkg-config, perl, cmake, gperf, gtk2, gtk3, libXtst
-, libXxf86vm, glib, alsa-lib, ffmpeg_4, python3, ruby, icu68
+, libXxf86vm, glib, alsa-lib, ffmpeg_4, python3, ruby, fetchurl, runCommand
 , withMedia ? true
 , withWebKit ? false
 }:
@@ -15,6 +15,16 @@ let
     java = openjdk17_headless;
   });
 
+  icuVersionWithSep = s: "68${s}2";
+  icuPath = "download/release-${icuVersionWithSep "-"}/icu4c-${icuVersionWithSep "."}-data-bin-l.zip";
+  icuData = fetchurl {
+    url = "https://github.com/unicode-org/icu/releases/${icuPath}";
+    hash = "sha256-ieQCLBTNrskuf8j3IUQS3QLIAQzLom/O58muMP363Lw=";
+  };
+  icuFakeRepository = runCommand "icu-data-repository" {} ''
+    install -Dm644 ${icuData} $out/${icuPath}
+  '';
+
   makePackage = args: stdenv.mkDerivation ({
     version = "${major}${update}${build}";
 
@@ -38,7 +48,14 @@ let
       })
     ];
 
-    buildInputs = [ gtk2 gtk3 libXtst libXxf86vm glib alsa-lib ffmpeg_4 icu68 ];
+    postPatch = ''
+      # Add missing includes for gcc-13 for webkit build:
+      sed -e '1i #include <cstdio>' \
+        -i modules/javafx.web/src/main/native/Source/bmalloc/bmalloc/Heap.cpp \
+           modules/javafx.web/src/main/native/Source/bmalloc/bmalloc/IsoSharedPageInlines.h
+    '';
+
+    buildInputs = [ gtk2 gtk3 libXtst libXxf86vm glib alsa-lib ffmpeg_4 ];
     nativeBuildInputs = [ gradle_ perl pkg-config cmake gperf python3 ruby ];
 
     dontUseCmakeConfigure = true;
@@ -55,7 +72,7 @@ let
       export GRADLE_USER_HOME=$(mktemp -d)
       ln -s $config gradle.properties
       export NIX_CFLAGS_COMPILE="$(pkg-config --cflags glib-2.0) $NIX_CFLAGS_COMPILE"
-      gradle --no-daemon $gradleFlags sdk
+      gradle --no-daemon --console=plain $gradleFlags sdk
 
       runHook postBuild
     '';
@@ -89,6 +106,7 @@ in makePackage {
   gradleProperties = ''
     COMPILE_MEDIA = ${lib.boolToString withMedia}
     COMPILE_WEBKIT = ${lib.boolToString withWebKit}
+    ${lib.optionalString withWebKit "icuRepositoryURL = file://${icuFakeRepository}"}
   '';
 
   preBuild = ''
diff --git a/pkgs/development/compilers/openjdk/openjfx/20.nix b/pkgs/development/compilers/openjdk/openjfx/20.nix
index d570db3b9aee..794590dc7e60 100644
--- a/pkgs/development/compilers/openjdk/openjfx/20.nix
+++ b/pkgs/development/compilers/openjdk/openjfx/20.nix
@@ -1,6 +1,6 @@
 { stdenv, lib, fetchFromGitHub, fetchpatch, writeText, openjdk17_headless
 , openjdk19_headless, gradle_7, pkg-config, perl, cmake, gperf, gtk2, gtk3, libXtst
-, libXxf86vm, glib, alsa-lib, ffmpeg_4, python3, ruby, icu68
+, libXxf86vm, glib, alsa-lib, ffmpeg_4, python3, ruby, fetchurl, runCommand
 , withMedia ? true
 , withWebKit ? false
 }:
@@ -15,6 +15,16 @@ let
     java = openjdk17_headless;
   });
 
+  icuVersionWithSep = s: "71${s}1";
+  icuPath = "download/release-${icuVersionWithSep "-"}/icu4c-${icuVersionWithSep "_"}-data-bin-l.zip";
+  icuData = fetchurl {
+    url = "https://github.com/unicode-org/icu/releases/${icuPath}";
+    hash = "sha256-pVWIy0BkICsthA5mxhR9SJQHleMNnaEcGl/AaLi5qZM=";
+  };
+  icuFakeRepository = runCommand "icu-data-repository" {} ''
+    install -Dm644 ${icuData} $out/${icuPath}
+  '';
+
   makePackage = args: stdenv.mkDerivation ({
     version = "${major}${update}${build}";
 
@@ -25,11 +35,18 @@ let
       hash = "sha256-QPPJyl6+XU+m5xqYOFtQKJNNrovqy7ngNE/e7kiEJVU=";
     };
 
-    buildInputs = [ gtk2 gtk3 libXtst libXxf86vm glib alsa-lib ffmpeg_4 icu68 ];
+    buildInputs = [ gtk2 gtk3 libXtst libXxf86vm glib alsa-lib ffmpeg_4 ];
     nativeBuildInputs = [ gradle_ perl pkg-config cmake gperf python3 ruby ];
 
     dontUseCmakeConfigure = true;
 
+    postPatch = ''
+      # Add missing includes for gcc-13 for webkit build:
+      sed -e '1i #include <cstdio>' \
+        -i modules/javafx.web/src/main/native/Source/bmalloc/bmalloc/Heap.cpp \
+           modules/javafx.web/src/main/native/Source/bmalloc/bmalloc/IsoSharedPageInlines.h
+    '';
+
     config = writeText "gradle.properties" (''
       CONF = Release
       JDK_HOME = ${openjdk19_headless.home}
@@ -42,7 +59,7 @@ let
       export GRADLE_USER_HOME=$(mktemp -d)
       ln -s $config gradle.properties
       export NIX_CFLAGS_COMPILE="$(pkg-config --cflags glib-2.0) $NIX_CFLAGS_COMPILE"
-      gradle --no-daemon $gradleFlags sdk
+      gradle --no-daemon --console=plain $gradleFlags sdk
 
       runHook postBuild
     '';
@@ -76,6 +93,7 @@ in makePackage {
   gradleProperties = ''
     COMPILE_MEDIA = ${lib.boolToString withMedia}
     COMPILE_WEBKIT = ${lib.boolToString withWebKit}
+    ${lib.optionalString withWebKit "icuRepositoryURL = file://${icuFakeRepository}"}
   '';
 
   preBuild = ''
diff --git a/pkgs/development/compilers/openjdk/openjfx/21.nix b/pkgs/development/compilers/openjdk/openjfx/21.nix
index 2f0d83f9f251..f49dbe3b0e98 100644
--- a/pkgs/development/compilers/openjdk/openjfx/21.nix
+++ b/pkgs/development/compilers/openjdk/openjfx/21.nix
@@ -1,6 +1,6 @@
 { stdenv, lib, fetchFromGitHub, fetchpatch, writeText, openjdk17_headless
 , openjdk19_headless, gradle_7, pkg-config, perl, cmake, gperf, gtk2, gtk3, libXtst
-, libXxf86vm, glib, alsa-lib, ffmpeg_4, python3, ruby, icu68
+, libXxf86vm, glib, alsa-lib, ffmpeg_4, python3, ruby, fetchurl, runCommand
 , withMedia ? true
 , withWebKit ? false
 }:
@@ -15,6 +15,16 @@ let
     java = openjdk17_headless;
   });
 
+  icuVersionWithSep = s: "73${s}1";
+  icuPath = "download/release-${icuVersionWithSep "-"}/icu4c-${icuVersionWithSep "_"}-data-bin-l.zip";
+  icuData = fetchurl {
+    url = "https://github.com/unicode-org/icu/releases/${icuPath}";
+    hash = "sha256-QDgpjuAqDDiRcYXvj/Tr3pyLVSx3f9A+TfbGtLGCXiA=";
+  };
+  icuFakeRepository = runCommand "icu-data-repository" {} ''
+    install -Dm644 ${icuData} $out/${icuPath}
+  '';
+
   makePackage = args: stdenv.mkDerivation ({
     version = "${major}${update}${build}";
 
@@ -25,11 +35,18 @@ let
       hash = "sha256-deNAGfnA6gwcAa64l0AWdkX+vJd3ZOfIgAifSl+/m+s=";
     };
 
-    buildInputs = [ gtk2 gtk3 libXtst libXxf86vm glib alsa-lib ffmpeg_4 icu68 ];
+    buildInputs = [ gtk2 gtk3 libXtst libXxf86vm glib alsa-lib ffmpeg_4 ];
     nativeBuildInputs = [ gradle_ perl pkg-config cmake gperf python3 ruby ];
 
     dontUseCmakeConfigure = true;
 
+    postPatch = ''
+      # Add missing includes for gcc-13 for webkit build:
+      sed -e '1i #include <cstdio>' \
+        -i modules/javafx.web/src/main/native/Source/bmalloc/bmalloc/Heap.cpp \
+           modules/javafx.web/src/main/native/Source/bmalloc/bmalloc/IsoSharedPageInlines.h
+    '';
+
     config = writeText "gradle.properties" (''
       CONF = Release
       JDK_HOME = ${openjdk19_headless.home}
@@ -42,7 +59,7 @@ let
       export GRADLE_USER_HOME=$(mktemp -d)
       ln -s $config gradle.properties
       export NIX_CFLAGS_COMPILE="$(pkg-config --cflags glib-2.0) $NIX_CFLAGS_COMPILE"
-      gradle --no-daemon $gradleFlags sdk
+      gradle --no-daemon --console=plain $gradleFlags sdk
 
       runHook postBuild
     '';
@@ -76,6 +93,7 @@ in makePackage {
   gradleProperties = ''
     COMPILE_MEDIA = ${lib.boolToString withMedia}
     COMPILE_WEBKIT = ${lib.boolToString withWebKit}
+    ${lib.optionalString withWebKit "icuRepositoryURL = file://${icuFakeRepository}"}
   '';
 
   preBuild = ''
diff --git a/pkgs/development/compilers/openjdk/openjfx/22.nix b/pkgs/development/compilers/openjdk/openjfx/22.nix
index 89908779c909..d585dbdf0141 100644
--- a/pkgs/development/compilers/openjdk/openjfx/22.nix
+++ b/pkgs/development/compilers/openjdk/openjfx/22.nix
@@ -2,6 +2,8 @@
 , lib
 , fetchFromGitHub
 , fetchpatch
+, fetchurl
+, runCommand
 , writeText
 , openjdk21_headless
 , gradle
@@ -18,7 +20,6 @@
 , ffmpeg_4
 , python3
 , ruby
-, icu68
 , withMedia ? true
 , withWebKit ? false
 }:
@@ -29,6 +30,16 @@ let
   build = "+30";
   repover = "${major}${update}${build}";
 
+  icuVersionWithSep = s: "73${s}1";
+  icuPath = "download/release-${icuVersionWithSep "-"}/icu4c-${icuVersionWithSep "_"}-data-bin-l.zip";
+  icuData = fetchurl {
+    url = "https://github.com/unicode-org/icu/releases/${icuPath}";
+    hash = "sha256-QDgpjuAqDDiRcYXvj/Tr3pyLVSx3f9A+TfbGtLGCXiA=";
+  };
+  icuFakeRepository = runCommand "icu-data-repository" {} ''
+    install -Dm644 ${icuData} $out/${icuPath}
+  '';
+
   makePackage = args: stdenv.mkDerivation ({
     version = "${major}${update}${build}";
 
@@ -39,7 +50,7 @@ let
       hash = "sha256-sZF7ZPC0kgTTxWgtkxmGtOlfroGPGVZcMw0/wSTJUxQ=";
     };
 
-    buildInputs = [ gtk2 gtk3 libXtst libXxf86vm glib alsa-lib ffmpeg_4 icu68 ];
+    buildInputs = [ gtk2 gtk3 libXtst libXxf86vm glib alsa-lib ffmpeg_4 ];
     nativeBuildInputs = [ gradle perl pkg-config cmake gperf python3 ruby ];
 
     dontUseCmakeConfigure = true;
@@ -56,7 +67,7 @@ let
       export GRADLE_USER_HOME=$(mktemp -d)
       ln -s $config gradle.properties
       export NIX_CFLAGS_COMPILE="$(pkg-config --cflags glib-2.0) $NIX_CFLAGS_COMPILE"
-      gradle --no-daemon $gradleFlags sdk
+      gradle --no-daemon --console=plain $gradleFlags sdk
 
       runHook postBuild
     '';
@@ -88,6 +99,7 @@ makePackage {
   gradleProperties = ''
     COMPILE_MEDIA = ${lib.boolToString withMedia}
     COMPILE_WEBKIT = ${lib.boolToString withWebKit}
+    ${lib.optionalString withWebKit "icuRepositoryURL = file://${icuFakeRepository}"}
   '';
 
   preBuild = ''