1 files changed, 1 insertions, 1 deletions
diff --git a/src/sds.h b/src/sds.h
index c0fe90e..a46b06b 100644
--- a/src/sds.h
+++ b/src/sds.h
@@ -94,7 +94,7 @@ sds sdsjoinsds(sds *argv, int argc, const char *sep, size_t seplen);
 
 /* Low level functions exposed to the user API */
 sds sdsMakeRoomFor(sds s, size_t addlen);
-void sdsIncrLen(sds s, int incr);
+void sdsIncrLen(sds s, size_t incr);
 sds sdsRemoveFreeSpace(sds s);
 size_t sdsAllocSize(sds s);