diff --git a/src/functions/initial_conditions/tnlCylinderFunction.h b/src/functions/initial_conditions/tnlCylinderFunction.h
index f0e7438775d4b25c0f093c0df872f479e63236ee..55c222aae13a2fd9b8d520461dce67bbda4ab65a 100644
--- a/src/functions/initial_conditions/tnlCylinderFunction.h
+++ b/src/functions/initial_conditions/tnlCylinderFunction.h
@@ -144,7 +144,7 @@ template< int Dimensions,
           typename Real >
 ostream& operator << ( ostream& str, const tnlExpBumpFunction< Dimensions, Real >& f )
 {
-   str << "Cylinder.;
+   str << "Cylinder function.";
    return str;
 }