diff --git a/src/libmpg123/lfs_alias.c b/src/libmpg123/lfs_alias.c
index 5c9d0a02..9b018e36 100644
--- a/src/libmpg123/lfs_alias.c
+++ b/src/libmpg123/lfs_alias.c
@@ -134,7 +134,7 @@ int attribute_align_arg ALIAS_NAME(mpg123_framebyframe_decode)(mpg123_handle *mh
 #ifdef mpg123_framepos
 #undef mpg123_framepos
 #endif
-int attribute_align_arg ALIAS_NAME(mpg123_framepos)(mpg123_handle *mh)
+long attribute_align_arg ALIAS_NAME(mpg123_framepos)(mpg123_handle *mh)
 {
 	return NATIVE_NAME(mpg123_framepos)(mh);
 }