diff --git a/package.json b/package.json
index 61d386c..f89d624 100644
--- a/package.json
+++ b/package.json
@@ -37,9 +37,9 @@
       "not op_mini all"
     ],
     "development": [
-      "last 3 chrome version",
-      "last 3 firefox version",
-      "last 5 safari version"
+      "last 1 chrome version",
+      "last 1 firefox version",
+      "last 1 safari version"
     ]
   },
   "engines": {