diff --git a/performance/mpiP/share/mpip2POP.py b/performance/mpiP/share/mpip2POP.py
index 1158c78..d36d63c 100755
--- a/performance/mpiP/share/mpip2POP.py
+++ b/performance/mpiP/share/mpip2POP.py
@@ -26,7 +26,7 @@ def get_Nranks(fn):
     try:
         nranks = int(result.stdout)
     except ValueError:
-        logging.info("Cannot infer nranks from '@ MPI Task Assignment'.")
+        logging.warning("Cannot infer nranks from '@ MPI Task Assignment'.")
         nranks = None
 
     return {"ranks": nranks}