diff --git a/src-java/babashka/impl/Graal.java b/src-java/babashka/impl/Graal.java
index 6321a9d6..51201880 100644
--- a/src-java/babashka/impl/Graal.java
+++ b/src-java/babashka/impl/Graal.java
@@ -27,10 +27,13 @@ public class Graal {
 
     // API
     public static void setEnv(String name, String value) {
+        System.out.println("setenv", name, value);
         try (CCharPointerHolder nameHolder = CTypeConversion.toCString(name);
              CCharPointerHolder valueHolder = CTypeConversion.toCString(value)) {
             setenv(nameHolder.get(), valueHolder.get(), 1);
+            System.out.println(System.getenv(name));
         }
+        System.out.println(System.getenv(name));
     }
 
     // public static void main(String[] args) {
diff --git a/src/babashka/utils.clj b/src/babashka/utils.clj
index c1880b7f..c3fa87e4 100644
--- a/src/babashka/utils.clj
+++ b/src/babashka/utils.clj
@@ -7,5 +7,7 @@
 
 (defn set-env [name value]
   (if-graal
-      (babashka.impl.Graal/setEnv name value)
+      (do
+        (prn :setting name value)
+        (babashka.impl.Graal/setEnv name value))
     (throw (UnsupportedOperationException. "set-env is only available in the native image."))))