diff --git a/Dockerfile b/Dockerfile
index 01f5438..e1884fe 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,5 +1,5 @@
 FROM python:3.10
-ENV DEBIAN_FRONTEND noninteractive
+ENV DEBIAN_FRONTEND=noninteractive
 WORKDIR /app/
 
 # Initial apt install