diff --git a/pkgs/development/compilers/ghc/8.10.2-binary.nix b/pkgs/development/compilers/ghc/8.10.2-binary.nix
index 42103e486055..13eba00fae6b 100644
--- a/pkgs/development/compilers/ghc/8.10.2-binary.nix
+++ b/pkgs/development/compilers/ghc/8.10.2-binary.nix
@@ -214,11 +214,12 @@ stdenv.mkDerivation rec {
     enableShared = true;
   };
 
-  meta = {
+  meta = rec {
     homepage = "http://haskell.org/ghc";
     description = "The Glasgow Haskell Compiler";
     license = lib.licenses.bsd3;
     platforms = ["x86_64-linux" "armv7l-linux" "aarch64-linux" "i686-linux" "x86_64-darwin"];
+    hydraPlatforms = builtins.filter (p: minimal || p != "aarch64-linux") platforms;
     maintainers = with lib.maintainers; [ lostnet ];
   };
 }
diff --git a/pkgs/development/compilers/ghc/8.6.5-binary.nix b/pkgs/development/compilers/ghc/8.6.5-binary.nix
index 7330e3bac2ad..092511ba6d78 100644
--- a/pkgs/development/compilers/ghc/8.6.5-binary.nix
+++ b/pkgs/development/compilers/ghc/8.6.5-binary.nix
@@ -173,6 +173,9 @@ stdenv.mkDerivation rec {
     enableShared = true;
   };
 
-  meta.license = lib.licenses.bsd3;
-  meta.platforms = ["x86_64-linux" "aarch64-linux" "i686-linux" "x86_64-darwin"];
+  meta = rec {
+    license = lib.licenses.bsd3;
+    platforms = ["x86_64-linux" "aarch64-linux" "i686-linux" "x86_64-darwin"];
+    hydraPlatforms = builtins.filter (p: p != "aarch64-linux") platforms;
+  };
 }
diff --git a/pkgs/top-level/haskell-packages.nix b/pkgs/top-level/haskell-packages.nix
index da70103ad6bd..571fe6773006 100644
--- a/pkgs/top-level/haskell-packages.nix
+++ b/pkgs/top-level/haskell-packages.nix
@@ -76,7 +76,11 @@ in {
       llvmPackages = pkgs.llvmPackages_9;
     };
     ghc901 = callPackage ../development/compilers/ghc/9.0.1.nix {
-      bootPkgs = packages.ghc8102Binary;
+      # aarch64 ghc8102Binary exceeds max output size on hydra
+      bootPkgs = if stdenv.isAarch64 || stdenv.isAarch32 then
+          packages.ghc8102BinaryMinimal
+        else
+          packages.ghc8102Binary;
       inherit (buildPackages.python3Packages) sphinx;
       buildLlvmPackages = buildPackages.llvmPackages_10;
       llvmPackages = pkgs.llvmPackages_10;