diff --git a/src/OpenFOAM/primitives/zero/zeroI.H b/src/OpenFOAM/primitives/zero/zeroI.H
index a197b5733..9b79c8faa 100644
--- a/src/OpenFOAM/primitives/zero/zeroI.H
+++ b/src/OpenFOAM/primitives/zero/zeroI.H
@@ -59,19 +59,19 @@ inline Type operator-(const zero&, const Type& t)
 template<class Type>
 inline zero operator*(const Type& t, const zero&)
 {
-    return zero();
+    return Zero;
 }
 
 template<class Type>
 inline zero operator*(const zero&, const Type& t)
 {
-    return zero();
+    return Zero;
 }
 
 template<class Type>
 inline zero operator/(const zero&, const Type& t)
 {
-    return zero();
+    return Zero;
 }