diff --git a/package.json b/package.json
index 592e315..dd570fa 100644
--- a/package.json
+++ b/package.json
@@ -22,18 +22,17 @@
   "author": "Sehrope Sarkuni <sehrope@jackdb.com>",
   "license": "MIT",
   "dependencies": {
-    "lodash": "~2.4.1"
+    "lodash": "^4.17.1",
+    "debug": "~2.2.0"
   },
   "peerDependencies": {
-    "pg": "~4",
-    "debug": "~0"
+    "pg": ">=4 <=6"
   },
   "optionalDependencies": {},
   "devDependencies": {
     "jshint": "latest",
     "mocha": "latest",
-    "pg": "~4",
-    "debug": "~0"
+    "pg": ">=4 <=6"
   },
   "engines": {
     "node": ">= 0.8.0"