Update README.md

jcasals · web-flow · commit 9274409c5f3a · 2018-10-02T12:30:23.000+02:00
diff --git a/README.md b/README.md
@@ -39,5 +39,6 @@ and apel-server.
 This is a messaging system, which has its own GitHub repository at 
 [apel/ssm](https://github.com/apel/ssm)
 
-### Important notice
+
+#### Important notice
 This is a fork from https://github.com/apel/apel with a workaround to make it work at PIC.
