diff --git a/2020/phase2/gt-mrg/dockerhub_image.txt b/2020/phase2/gt-mrg/dockerhub_image.txt
new file mode 100644
index 0000000..576bdf9
--- /dev/null
+++ b/2020/phase2/gt-mrg/dockerhub_image.txt
@@ -0,0 +1 @@
+marinerobotics/adept_vorc:v9.2020