diff --git a/src/OpenFOAM/db/dictionary/functionEntries/includeEntry/includeEntry.C b/src/OpenFOAM/db/dictionary/functionEntries/includeEntry/includeEntry.C
index c45ef4f291..dd6966193d 100644
--- a/src/OpenFOAM/db/dictionary/functionEntries/includeEntry/includeEntry.C
+++ b/src/OpenFOAM/db/dictionary/functionEntries/includeEntry/includeEntry.C
@@ -75,7 +75,7 @@ Foam::fileName Foam::functionEntries::includeEntry::includeFileName
     fName.expand();
 
     // relative name
-    if (fName.size() && !fName.isAbsolute())
+    if (!fName.isAbsolute())
     {
         fName = fileName(is.name()).path()/fName;
     }