diff --git a/Containerfile b/Containerfile
index 0bda5e0..6719dcb 100644
--- a/Containerfile
+++ b/Containerfile
@@ -1,5 +1,7 @@
 FROM ghcr.io/ublue-os/bluefin:stable
 
+COPY build.sh /tmp/build.sh
+
 RUN mkdir -p /var/lib/alternatives && \
     /tmp/build.sh && \
     ostree container commit