diff --git a/hosts/flubber-machine/default.nix b/hosts/flubber-machine/default.nix
index b6cf9b8..8803c0f 100755
--- a/hosts/flubber-machine/default.nix
+++ b/hosts/flubber-machine/default.nix
@@ -25,7 +25,16 @@
     # misc
     bat file which packwiz yt-dlp fastfetch hyfetch trashy wev
     # games
-    prismlauncher
+    (prismlauncher.override {
+      jdks = with pkgs; [
+        # https://github.com/MultiMC/Launcher/wiki/Using-the-right-Java
+        # prefer graal over zulu when available
+        zulu8
+        graalvmPackages.graalvm-oracle_17
+        zulu21
+        graalvmPackages.graalvm-oracle_25
+      ];
+    })
   ] ++ (with pkgs.my; [
     # none yet
   ]);
diff --git a/hosts/goopnet-interface/default.nix b/hosts/goopnet-interface/default.nix
index 53d6fac..0968fb2 100755
--- a/hosts/goopnet-interface/default.nix
+++ b/hosts/goopnet-interface/default.nix
@@ -25,7 +25,16 @@
     # misc
     bat file which packwiz yt-dlp fastfetch hyfetch trashy wev
     # games
-    prismlauncher
+    (prismlauncher.override {
+      jdks = with pkgs; [
+        # https://github.com/MultiMC/Launcher/wiki/Using-the-right-Java
+        # prefer graal over zulu when available
+        zulu8
+        graalvmPackages.graalvm-oracle_17
+        zulu21
+        graalvmPackages.graalvm-oracle_25
+      ];
+    })
   ] ++ (with pkgs.my; [
     # none yet
   ]);