add -Werror to os x as well

1 files changed, 2 insertions, 2 deletions

diff --git a/src/storage/response.cpp b/src/storage/response.cpp
index f1e1c35874..a08a6d31ce 100644
--- a/src/storage/response.cpp
+++ b/src/storage/response.cpp
@@ -6,10 +6,10 @@ namespace mbgl {
 
 int64_t Response::parseCacheControl(const char *value) {
     if (value) {
-        uint64_t seconds = 0;
+        unsigned long long seconds = 0;
         // TODO: cache-control may contain other information as well:
         // http://www.w3.org/Protocols/rfc2616/rfc2616-sec14.html#sec14.9
-        if (std::sscanf(value, "max-age=%lu", &seconds) == 1) {
+        if (std::sscanf(value, "max-age=%llu", &seconds) == 1) {
             return std::chrono::duration_cast<std::chrono::seconds>(
                        std::chrono::system_clock::now().time_since_epoch()).count() +
                    seconds;