diff --git a/Dockerfile b/Dockerfile
index 4f6b8b5..6078c0f 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -13,4 +13,4 @@ USER 1000:1000
 ENTRYPOINT ["/bin/sh", "/app/morss-helper"]
 CMD ["run"]
 
-HEALTHCHECK CMD python -m morss.crawler http://localhost:${PORT:-8000}/ > /dev/null 2>&1
+HEALTHCHECK CMD ["check"]
diff --git a/morss-helper b/morss-helper
index 86f834a..724b727 100755
--- a/morss-helper
+++ b/morss-helper
@@ -12,6 +12,9 @@ elif [ "$@" = "reload" ]; then
 	kill -s WINCH $pid
 	kill -s TERM $pid
 
+elif [ "$@" = "check" ]; then
+	python -m morss.crawler http://localhost:${PORT:-8000}/ > /dev/null 2>&1
+
 else
 	morss $@