diff --git a/src/sampling/sampledSurface/sampledSurfaces/sampledSurfaces.C b/src/sampling/sampledSurface/sampledSurfaces/sampledSurfaces.C
index 84acff27a2..003515c7d4 100644
--- a/src/sampling/sampledSurface/sampledSurfaces/sampledSurfaces.C
+++ b/src/sampling/sampledSurface/sampledSurfaces/sampledSurfaces.C
@@ -128,7 +128,7 @@ bool Foam::sampledSurfaces::checkFieldTypes()
     nFields += grep(symmTensorFields_, fieldTypes);
     nFields += grep(tensorFields_, fieldTypes);
 
-    if (Pstream::master)
+    if (Pstream::master())
     {
         if (debug)
         {