diff --git a/ex301/ex301.4.1/Dockerfile b/ex301/ex301.4.1/Dockerfile
new file mode 100644
index 0000000..b69479a
--- /dev/null
+++ b/ex301/ex301.4.1/Dockerfile
@@ -0,0 +1,11 @@
+FROM tier/grouper-training-env:base
+
+LABEL author="tier-packaging@internet2.edu <tier-packaging@internet2.edu>" \
+      Vendor="TIER" \
+      ImageType="Grouper Training" \
+      ImageName=$imagename \
+      ImageOS=centos7
+
+ENV USERTOKEN=ex301.4.1
+
+# Nothing else needed for this exercise. Start empty and end empty