diff --git a/package.json b/package.json
index b0e6013c..d9d534dc 100644
--- a/package.json
+++ b/package.json
@@ -36,7 +36,7 @@
     "bplist-parser": "^0.1.0",
     "extract-zip": "^1.6.0",
     "glob": "^7.1.2",
-    "jimp": "^0.5.3",
+    "jimp": "^0.6.0",
     "jsftp": "^2.1.2",
     "lodash": "^4.2.1",
     "md5-file": "^4.0.0",
@@ -88,7 +88,7 @@
     "gulp": "^4.0.0",
     "mocha": "^5.1.1",
     "pre-commit": "^1.1.3",
-    "sinon": "^6.0.0"
+    "sinon": "^7.2.3"
   },
   "greenkeeper": {
     "ignore": [