diff --git a/tautulli/Dockerfile b/tautulli/Dockerfile
index a9419da..ced30c2 100644
--- a/tautulli/Dockerfile
+++ b/tautulli/Dockerfile
@@ -13,7 +13,7 @@ COPY requirements.txt /tmp/
 
 # Setup base
 ARG BUILD_ARCH=amd64
-ARG TAUTULLI_VERSION "v2.12.2"
+ARG TAUTULLI_VERSION="v2.12.2"
 RUN \
   apt-get update \
   && apt-get install -y --no-install-recommends \