diff --git a/Dockerfile b/Dockerfile
index fe7b0ea6..1c89fbc1 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -67,7 +67,7 @@ RUN wget -q https://raw.githubusercontent.com/zephyrproject-rtos/zephyr/master/s
 	pip3 install sh
 
 RUN groupadd -g $GID -o user
-RUN useradd -u $UID -m -g user -G user
+RUN useradd -u $UID -m -g user user
 
 # Set the locale
 ENV ZEPHYR_TOOLCHAIN_VARIANT=zephyr