diff --git a/builder/dockerfile.alpine_319.apk.build b/builder/dockerfile.alpine_319.apk.build
index 1536c97..699ddbd 100644
--- a/builder/dockerfile.alpine_319.apk.build
+++ b/builder/dockerfile.alpine_319.apk.build
@@ -23,6 +23,7 @@ RUN echo KASMVNC_ALPINE_PRIVATE_KEY "$KASMVNC_ALPINE_PRIVATE_KEY"
 RUN echo -n "$KASMVNC_ALPINE_PUBLIC_KEY" > \
   $APK_KEYS_DIR/kasmvnc_signing_key.rsa.pub
 RUN echo KASMVNC_ALPINE_PUBLIC_KEY "$KASMVNC_ALPINE_PUBLIC_KEY"
+RUN env
 
 RUN useradd -m docker && echo "docker:docker" | chpasswd