diff --git a/.gitignore b/.gitignore
index 33658b9..5bd4da9 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1 +1,2 @@
+.build-exit-code
 .dotfiles-cachebust
diff --git a/docker/scripts/build-dotfiles.sh b/docker/scripts/build-dotfiles.sh
index f3676b7..19c956c 100755
--- a/docker/scripts/build-dotfiles.sh
+++ b/docker/scripts/build-dotfiles.sh
@@ -8,3 +8,6 @@ DOTFILES_CACHEBUST=$(date +%s > $REPO_ROOT/.dotfiles-cachebust)
 
 # Rebuild the desktop environment
 $REPO_ROOT/docker/scripts/build.sh
+
+# Store build exit code
+echo $? > $REPO_ROOT/.build-exit-code
diff --git a/docker/scripts/build.sh b/docker/scripts/build.sh
index 9661dd6..98bb361 100755
--- a/docker/scripts/build.sh
+++ b/docker/scripts/build.sh
@@ -18,3 +18,6 @@ docker build \
   --tag $DESKTOP_ENVIRONMENT_REGISTRY/$DESKTOP_ENVIRONMENT_CONTAINER_IMAGE:$DESKTOP_ENVIRONMENT_CONTAINER_TAG \
   --tag $DESKTOP_ENVIRONMENT_REGISTRY/$DESKTOP_ENVIRONMENT_CONTAINER_IMAGE:latest \
   $REPO_ROOT/docker
+
+# Store build exit code
+echo $? > $REPO_ROOT/.build-exit-code