diff --git a/src/sampling/probes/probes.C b/src/sampling/probes/probes.C
index 22c352825b..6ca13f1da2 100644
--- a/src/sampling/probes/probes.C
+++ b/src/sampling/probes/probes.C
@@ -163,7 +163,7 @@ Foam::label Foam::probes::prepare()
 
             if (debug)
             {
-                Info<< "open  probe stream: " << sPtr->name() << endl;
+                Info<< "open probe stream: " << sPtr->name() << endl;
             }
 
             probeFilePtrs_.insert(fieldName, sPtr);