diff --git a/package.json b/package.json
index 83206d6..380b471 100644
--- a/package.json
+++ b/package.json
@@ -10,10 +10,10 @@
     "test": "standard && node test.js"
   },
   "dependencies": {
-    "char-code-names": "^1.0.2",
-    "for-in": "^0.1.4",
-    "is-match": "^0.2.0",
-    "object.reduce": "^0.1.7"
+    "char-code-names": "~1.0.2",
+    "for-in": "~0.1.4",
+    "is-match": "~0.2.0",
+    "object.reduce": "~0.1.7"
   },
   "devDependencies": {
     "assertit": "^0.1.0",