diff --git a/pkgs/development/compilers/openjdk/openjfx/11.nix b/pkgs/development/compilers/openjdk/openjfx/11.nix
index a2b28d2dbf8f..223feb1e2a14 100644
--- a/pkgs/development/compilers/openjdk/openjfx/11.nix
+++ b/pkgs/development/compilers/openjdk/openjfx/11.nix
@@ -7,7 +7,7 @@ let
   build = "1";
   repover = "${major}${update}+${build}";
   gradle_ = (gradleGen.override {
-    jdk = bootjdk;
+    java = bootjdk;
   }).gradle_4_10;
 
   makePackage = args: stdenv.mkDerivation ({
diff --git a/pkgs/development/compilers/openjdk/openjfx/12.nix b/pkgs/development/compilers/openjdk/openjfx/12.nix
index 283bd8f9e208..266dd7f334ef 100644
--- a/pkgs/development/compilers/openjdk/openjfx/12.nix
+++ b/pkgs/development/compilers/openjdk/openjfx/12.nix
@@ -7,7 +7,7 @@ let
   build = "14";
   repover = "${major}${update}+${build}";
   gradle_ = (gradleGen.override {
-    jdk = bootjdk;
+    java = bootjdk;
   }).gradle_4_10;
 
   makePackage = args: stdenv.mkDerivation ({