diff --git a/pkgs/development/tools/buf/default.nix b/pkgs/by-name/bu/buf/package.nix
similarity index 84%
rename from pkgs/development/tools/buf/default.nix
rename to pkgs/by-name/bu/buf/package.nix
index 95fa7c96c2bf..5f8bfc30ebb8 100644
--- a/pkgs/development/tools/buf/default.nix
+++ b/pkgs/by-name/bu/buf/package.nix
@@ -10,16 +10,16 @@
 
 buildGoModule rec {
   pname = "buf";
-  version = "1.42.0";
+  version = "1.44.0";
 
   src = fetchFromGitHub {
     owner = "bufbuild";
     repo = "buf";
     rev = "v${version}";
-    hash = "sha256-T4cEl2aT6F/IamCd1FxomYxqGpbcbXzPtEu0AJUyJJU=";
+    hash = "sha256-I0Y9gsNqCFLR2Bkt55HyER6wznTNoZW5345zUmuOFXQ=";
   };
 
-  vendorHash = "sha256-apF3FpVlwonm76d0Ue7TMPDIRW0BNkZXWMLgh1+mmvo=";
+  vendorHash = "sha256-4ykve9X//ckYPDkq76i0ojOiyzjrPJ/J2z7mA5giWKE=";
 
   patches = [
     # Skip a test that requires networking to be available to work.
@@ -40,6 +40,10 @@ buildGoModule rec {
   ];
 
   preCheck = ''
+    # For WebAssembly runtime tests
+    GOOS=wasip1 GOARCH=wasm go build -o $GOPATH/bin/buf-plugin-suffix.wasm \
+      ./private/bufpkg/bufcheck/internal/cmd/buf-plugin-suffix
+
     # The tests need access to some of the built utilities
     export PATH="$PATH:$GOPATH/bin"
   '';
diff --git a/pkgs/development/tools/buf/skip_broken_tests.patch b/pkgs/by-name/bu/buf/skip_broken_tests.patch
similarity index 100%
rename from pkgs/development/tools/buf/skip_broken_tests.patch
rename to pkgs/by-name/bu/buf/skip_broken_tests.patch
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 3ecb984fb667..0ca59a20ba25 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -351,8 +351,6 @@ with pkgs;
 
   brev-cli = callPackage ../development/misc/brev-cli { };
 
-  buf = callPackage ../development/tools/buf { };
-
   cbfmt = callPackage ../development/tools/cbfmt { };
 
   circumflex = callPackage ../applications/networking/circumflex { };