diff --git a/applications/utilities/surface/surfaceFeatureExtract/surfaceFeatureExtract.C b/applications/utilities/surface/surfaceFeatureExtract/surfaceFeatureExtract.C
index 7c530d79e2f82fa80abf6901c0e1acfc8048397e..2810e084c0be96c18f6c55827d93c42492c0f351 100644
--- a/applications/utilities/surface/surfaceFeatureExtract/surfaceFeatureExtract.C
+++ b/applications/utilities/surface/surfaceFeatureExtract/surfaceFeatureExtract.C
@@ -510,9 +510,9 @@ int main(int argc, char *argv[])
             }
 
             labelList indices = findStrings(baffleSelect, patchNames);
-            forAll(indices, patchi)
+            for (const label patchId : indices)
             {
-                surfBaffleRegions[patchi] = true;
+                surfBaffleRegions[patchId] = true;
             }
 
             if (indices.size())