diff --git a/src/type1/t1afm.c b/src/type1/t1afm.c
index 219e81a7b..d9b9398b0 100644
--- a/src/type1/t1afm.c
+++ b/src/type1/t1afm.c
@@ -69,8 +69,8 @@
 
 
       if ( gname && gname[0] == name[0]        &&
-           ft_strncmp( gname, name, len ) == 0 &&
-           gname[len] == 0                     )
+           ft_strlen( gname ) == len           &&
+           ft_strncmp( gname, name, len ) == 0 )
         return n;
     }