diff --git a/Dockerfile b/Dockerfile
index e2a589c..6bdccf4 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -24,8 +24,10 @@ RUN apk add --update --no-cache --virtual .build-deps gcc make libffi-dev musl-d
     pip install -qq --upgrade --no-cache-dir pip setuptools requests~=2.22.0 && \
     pip install -qq --no-cache-dir ansible~="$ANSIBLE_VERSION" && \
     echo "Installing requirements ..." && \
+    echo "$MOLECULE_VERSION" && \
     MOLECULE_VERSION="${MOLECULE_VERSION#v}" && \
     MOLECULE_MAJOR="${MOLECULE_VERSION%%.*}" && \
+    echo "$MOLECULE_VERSION" && \
     pip install -qq --no-cache-dir -r /root/requirements.txt && \
     if [ -z "${MOLECULE_MAJOR//[0-9]}" ] && [ -n "$MOLECULE_MAJOR" ]; then \
         echo "Installing molecule 'v$MOLECULE_VERSION' ..." && \