diff --git a/components/gfx/font.rs b/components/gfx/font.rs
index 2de1a598cda..f3ecd9476fd 100644
--- a/components/gfx/font.rs
+++ b/components/gfx/font.rs
@@ -522,8 +522,7 @@ impl RunMetrics {
 }
 
 pub fn get_and_reset_text_shaping_performance_counter() -> usize {
-    let value = TEXT_SHAPING_PERFORMANCE_COUNTER.load(Ordering::SeqCst);
-    TEXT_SHAPING_PERFORMANCE_COUNTER.store(0, Ordering::SeqCst);
+    let value = TEXT_SHAPING_PERFORMANCE_COUNTER.swap(0,Ordering::SeqCst);
     value
 }