--- a/dom/media/GraphDriver.cpp
+++ b/dom/media/GraphDriver.cpp
@@ -592,17 +592,19 @@ bool IsMacbookOrMacbookAir()
     char* substring = strstr(model.get(), "MacBook");
     if (substring) {
       const size_t offset = strlen("MacBook");
       if (!strncmp(model.get() + offset, "Air", 3) ||
           isdigit(model[offset + 1])) {
         return true;
       }
     }
-    return false;
+    // Bug 1477200, we're temporarily capping the latency to 512 here to help
+    // with audio quality.
+    return true;
   }
 #endif
   return false;
 }
 
 bool
 AudioCallbackDriver::Init()
 {