diff --git a/duplicacy/config.json b/duplicacy/config.json
index d83c66f..d6ac7b3 100644
--- a/duplicacy/config.json
+++ b/duplicacy/config.json
@@ -1,6 +1,6 @@
 {
   "name": "duplicacy",
-  "version": "20210314.1",
+  "version": "20210314.2",
   "slug": "duplicacy",
   "description": "Duplicacy backup",
   "arch": ["armhf", "armv7"],
diff --git a/duplicacy/dockerfile b/duplicacy/dockerfile
index 739d8f5..b79a4a0 100644
--- a/duplicacy/dockerfile
+++ b/duplicacy/dockerfile
@@ -1,5 +1,5 @@
 ARG BUILD_FROM
-FROM ${BUILD_FROM}
+FROM $BUILD_FROM
 
 ENV LANG C.UTF-8