diff --git a/.devcontainer/Dockerfile b/.devcontainer/Dockerfile
index 56c093904af2b288a412d2dbab543eb6f86b597d..981370f10ffe253537e1c697d565d38c3228ddcd 100644
--- a/.devcontainer/Dockerfile
+++ b/.devcontainer/Dockerfile
@@ -25,6 +25,7 @@ RUN apt-get update \
     tmux \
     nload \
     yamllint \
+    file \
     && apt-get clean
 
 # Install gnmic