diff --git a/src/main/java/com/example/demo/DemoFeature.java b/src/main/java/com/example/demo/DemoFeature.java
index ace402a..1405f2f 100644
--- a/src/main/java/com/example/demo/DemoFeature.java
+++ b/src/main/java/com/example/demo/DemoFeature.java
@@ -22,6 +22,7 @@ public void duringSetup(DuringSetupAccess access) {
                 JAVA_LONG, JAVA_LONG));
         RuntimeForeignAccess.registerForDowncall(FunctionDescriptor.of(ADDRESS, JAVA_INT, JAVA_INT), Linker.Option.firstVariadicArg(1));
         RuntimeForeignAccess.registerForDowncall(FunctionDescriptor.of(JAVA_INT, JAVA_LONG, JAVA_LONG), Linker.Option.firstVariadicArg(1));
+        System.out.println("registered PRINTF functions");
 
     }
 }