diff --git a/configurations/host/flamaster/configuration.nix b/configurations/host/flamaster/configuration.nix
index 1806bdf..ebf5b9f 100644
--- a/configurations/host/flamaster/configuration.nix
+++ b/configurations/host/flamaster/configuration.nix
@@ -24,6 +24,11 @@
     enable = true;
     clock24 = true;
   };
+  programs.java = {
+    enable = true;
+    package = pkgs.graalvm17-ce;
+    binfmt = true;
+  };
   # Bootloader.
   boot.loader.grub = {
     enable = true;
@@ -129,9 +134,9 @@
     pciutils
     lshw
     steamcmd
-    jdk
     distrobox
     config.materus.profile.packages.firefox
+    config.programs.java.package
 
   ];
 
diff --git a/configurations/host/materusPC/tmp.nix b/configurations/host/materusPC/tmp.nix
index 353f1d8..889530e 100644
--- a/configurations/host/materusPC/tmp.nix
+++ b/configurations/host/materusPC/tmp.nix
@@ -210,6 +210,8 @@ in
       '';
     };
     java.enable = true;
+    java.package = pkgs.graalvm17-ce;
+    java.binfmt = true;
     command-not-found.enable = false;
     dconf.enable = true;
   };
@@ -248,7 +250,7 @@ in
     curl
     wget
 
-    jdk
+    config.programs.java.package
 
     nss_latest