diff --git a/pkgs/applications/misc/keepassx/community.nix b/pkgs/applications/misc/keepassx/community.nix
index 3a7342538482a..85dfda405b059 100644
--- a/pkgs/applications/misc/keepassx/community.nix
+++ b/pkgs/applications/misc/keepassx/community.nix
@@ -75,6 +75,7 @@ stdenv.mkDerivation rec {
   checkPhase = ''
     export LC_ALL="en_US.UTF-8"
     export QT_QPA_PLATFORM=offscreen
+    export QT_PLUGIN_PATH="${qtbase.bin}/${qtbase.qtPluginPrefix}"
     make test ARGS+="-E testgui --output-on-failure"
   '';