diff --git a/src/store_client.cc b/src/store_client.cc
index 6288b0dcbf8..9cc2e143822 100644
--- a/src/store_client.cc
+++ b/src/store_client.cc
@@ -990,7 +990,7 @@ CheckQuickAbortIsReasonable(StoreEntry * entry)
         return false;
     }
 
-    if ((curlen / (expectlen / 100)) > (Config.quickAbort.pct)) {
+    if (curlen > expectlen*(Config.quickAbort.pct/100.0)) {
         debugs(90, 3, "quick-abort? NO past point of no return");
         return false;
     }