diff --git a/src/OpenFOAM/include/addOverwriteOption.H b/src/OpenFOAM/include/addOverwriteOption.H
index c61548f06b..0c05c01c93 100644
--- a/src/OpenFOAM/include/addOverwriteOption.H
+++ b/src/OpenFOAM/include/addOverwriteOption.H
@@ -2,7 +2,7 @@
 // addOverwriteOption.H
 // ~~~~~~~~~~~~~~~~~~~~
 
-    Foam::argList::addOption
+    Foam::argList::addBoolOption
     (
         "overwrite",
         "overwrite existing mesh/results files"