diff --git a/src/truetype/ttinterp.c b/src/truetype/ttinterp.c
index 90676b809..32e4b764f 100644
--- a/src/truetype/ttinterp.c
+++ b/src/truetype/ttinterp.c
@@ -1574,7 +1574,7 @@
                       FT_F26Dot6      value )
   {
     exc->cvt[idx] = ADD_LONG( exc->cvt[idx],
-                              FT_DivFix( value, Current_Ratio( exc ) );
+                              FT_DivFix( value, Current_Ratio( exc ) ) );
   }