diff --git a/src/fieldSources/basicSource/basicSource/basicSourceList.H b/src/fieldSources/basicSource/basicSource/basicSourceList.H
index 6a7a0126ed49d126775285fd9ecd0b6a6717ad23..5f5e053a942ece384be0b04617e7ccec75a042e0 100644
--- a/src/fieldSources/basicSource/basicSource/basicSourceList.H
+++ b/src/fieldSources/basicSource/basicSource/basicSourceList.H
@@ -157,7 +157,7 @@ public:
             //- Read dictionary
             virtual bool read(const dictionary& dict);
 
-            //- Write data to Istream
+            //- Write data to Ostream
             virtual bool writeData(Ostream& os) const;
 
             //- Ostream operator