diff --git a/patches/api/Add-Git-information-to-version-command-on-startup.patch b/patches/api/Add-Git-information-to-version-command-on-startup.patch
index 93399d8d18..0d6b6a7d5b 100644
--- a/patches/api/Add-Git-information-to-version-command-on-startup.patch
+++ b/patches/api/Add-Git-information-to-version-command-on-startup.patch
@@ -73,7 +73,12 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
 +      */
 +    @NotNull
 +    public static String getVersionMessage() {
-+        final var manifest = JarManifests.manifest(Bukkit.getServer().getClass());
++        final java.util.jar.Manifest manifest;
++        if (java.lang.reflect.Proxy.isProxyClass(Bukkit.getServer().getClass())) { // TestServer
++            manifest = new java.util.jar.Manifest();
++        } else {
++            manifest = JarManifests.manifest(Bukkit.getServer().getClass());
++        }
 +        final String gitBranch = manifest.getMainAttributes().getValue("Git-Branch");
 +        final String gitCommit = manifest.getMainAttributes().getValue("Git-Commit");
 +        String branchMsg = " on " + gitBranch;