Fix harmless Sphinx warning

diff --git a/docs/release-notes/2022/major/performance.rst b/docs/release-notes/2022/major/performance.rst
index 247715ff239945f794d9eaabebac97acbb9baaf1..48598e976a928c5d7e2a7adfade0c58eb518b64b 100644 (file)
--- a/docs/release-notes/2022/major/performance.rst
+++ b/docs/release-notes/2022/major/performance.rst
@@ -29,7 +29,7 @@ up to a factor of 3.
 
        
 PME-PP GPU Direct Communication Pipelining
-""""""""""""""""""""""""""""""""""""""
+""""""""""""""""""""""""""""""""""""""""""
 
 For multi-GPU runs with direct PME-PP GPU comunication enabled, the
 PME rank can now pipeline the coordinate transfers with computation in