diff --git a/launcher/src/main/java/com/skcraft/launcher/launch/runtime/JavaRuntime.java b/launcher/src/main/java/com/skcraft/launcher/launch/runtime/JavaRuntime.java
index 7d92730bd..ed0e39f93 100644
--- a/launcher/src/main/java/com/skcraft/launcher/launch/runtime/JavaRuntime.java
+++ b/launcher/src/main/java/com/skcraft/launcher/launch/runtime/JavaRuntime.java
@@ -108,6 +108,8 @@ public int compareTo(JavaRuntime o) {
 
 	@Override
 	public String toString() {
+		String version = this.version != null ? this.version : "unknown";
+
 		return String.format("Java %s (%s) (%s)", version, is64Bit ? "64-bit" : "32-bit", dir);
 	}
 }