diff --git a/Dockerfile b/Dockerfile
index 19aba4e..2fe60a7 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -10,7 +10,7 @@ RUN apt-get update && \
     cd /usr/sbin && \
     for f in pcp* pg* \
       do ln -s "/usr/sbin/${f}" "/usr/local/bin/${f}" \
-    done \
+    done && \
     cd $OLDPWD
 
 COPY --chmod=644 pool_hba.conf /etc/pgpool2/