diff --git a/core/admin/run_dev.sh b/core/admin/run_dev.sh
index c12bb9ee..dbe3368a 100755
--- a/core/admin/run_dev.sh
+++ b/core/admin/run_dev.sh
@@ -82,7 +82,7 @@ ENV \
     REDIS_ADDRESS="127.0.0.1" \
     WEBMAIL_ADDRESS="127.0.0.1"
 
-CMD ["/bin/bash", "-c", "flask db upgrade &>/dev/null && flask mailu admin '${DEV_ADMIN/@*}' '${DEV_ADMIN#*@}' '${DEV_PASSWORD}' --mode ifmissing >/dev/null; flask run --debugger --host=0.0.0.0 --port=8080"]
+CMD ["/bin/bash", "-c", "flask db upgrade &>/dev/null && flask mailu admin '${DEV_ADMIN/@*}' '${DEV_ADMIN#*@}' '${DEV_PASSWORD}' --mode ifmissing >/dev/null; flask --debug run --host=0.0.0.0 --port=8080"]
 EOF
 
 # build