diff --git a/act-runners/fatboy/Dockerfile b/act-runners/fatboy/Dockerfile
index 7492e89..a822ccf 100644
--- a/act-runners/fatboy/Dockerfile
+++ b/act-runners/fatboy/Dockerfile
@@ -46,14 +46,15 @@ RUN HELM_VERSION=$(curl -s https://api.github.com/repos/helm/helm/releases/lates
 
 # BUILDKIT
 ENV BUILDKIT_VERSION=v0.28.0
-
-ENV BUILDKIT_VERSION=v0.28.0
-
 # Install full BuildKit (buildkitd + buildctl + rootlesskit)
 RUN curl -L "https://github.com/moby/buildkit/releases/download/${BUILDKIT_VERSION}/buildkit-${BUILDKIT_VERSION}.linux-amd64.tar.gz" \
     | tar -xz -C /usr/local/bin --strip-components=1
 
 # Rootless dependencies
-RUN apk add --no-cache fuse-overlayfs slirp4netns shadow
+RUN apk add --no-cache \
+    fuse-overlayfs \
+    slirp4netns \
+    shadow \
+    uidmap
 
 ###################
\ No newline at end of file