diff --git a/guacamole/Dockerfile b/guacamole/Dockerfile
index 1c71ed295..0f30c9a93 100644
--- a/guacamole/Dockerfile
+++ b/guacamole/Dockerfile
@@ -98,7 +98,7 @@ RUN chmod 777 /ha_entrypoint.sh /ha_entrypoint_modif.sh && /ha_entrypoint_modif.
 #WORKDIR /data
 #ENTRYPOINT [ "/usr/bin/env" ]
 #CMD [ "/ha_entrypoint.sh" ]
-#SHELL ["/bin/bash", "-o", "pipefail", "-c"]
+SHELL ["/bin/bash", "-o", "pipefail", "-c"]
 
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