diff --git a/pkgs/development/compilers/openjdk/openjfx/15.nix b/pkgs/development/compilers/openjdk/openjfx/15.nix
index 5ec888e49e5c..1fb48f460d2f 100644
--- a/pkgs/development/compilers/openjdk/openjfx/15.nix
+++ b/pkgs/development/compilers/openjdk/openjfx/15.nix
@@ -1,5 +1,5 @@
 { stdenv, lib, fetchFromGitHub, writeText, openjdk11_headless, gradle_6
-, pkg-config, perl, cmake, gperf, gtk3, libXtst, libXxf86vm, glib, alsa-lib
+, pkg-config, perl, cmake, gperf, gtk2, gtk3, libXtst, libXxf86vm, glib, alsa-lib
 , ffmpeg_4-headless, python3, ruby
 , withMedia ? true
 , withWebKit ? false
@@ -24,7 +24,7 @@ let
       sha256 = "019glq8rhn6amy3n5jc17vi2wpf1pxpmmywvyz1ga8n09w7xscq1";
     };
 
-    buildInputs = [ gtk3 libXtst libXxf86vm glib alsa-lib ffmpeg_4-headless ];
+    buildInputs = [ gtk2 gtk3 libXtst libXxf86vm glib alsa-lib ffmpeg_4-headless ];
     nativeBuildInputs = [ gradle_ perl pkg-config cmake gperf python3 ruby ];
 
     dontUseCmakeConfigure = true;