diff --git a/src/OpenFOAM/meshes/Identifiers/patch/patchIdentifier.C b/src/OpenFOAM/meshes/Identifiers/patch/patchIdentifier.C
index 086f44ef8d69368542ce7aa201570ddf954cd83b..c535e5b0bf6c9ad6d5f03a2d51013e4972d7ae54 100644
--- a/src/OpenFOAM/meshes/Identifiers/patch/patchIdentifier.C
+++ b/src/OpenFOAM/meshes/Identifiers/patch/patchIdentifier.C
@@ -82,7 +82,7 @@ Foam::patchIdentifier::~patchIdentifier()
 
 bool Foam::patchIdentifier::inGroup(const word& name) const
 {
-    return inGroups_.size() && findIndex(inGroups_, name) != -1;
+    return findIndex(inGroups_, name) != -1;
 }