diff --git a/package.json b/package.json
index 1f69bec567b..e90ad8820ae 100644
--- a/package.json
+++ b/package.json
@@ -53,7 +53,7 @@
     "gulp-footer": "^1.0.5",
     "gulp-header": "^1.7.1",
     "gulp-if": "^1.2.1",
-    "gulp-imagemin": "^3.3.0",
+    "gulp-imagemin": "^8.0.0",
     "gulp-livereload": "^1.2.0",
     "gulp-load-plugins": "^0.8.0",
     "gulp-minify-css": "^0.3.0",
@@ -68,7 +68,7 @@
     "ionicate": "driftyco/ionicate#cae5a00",
     "ionicons": "^3.0.0-alpha.3",
     "jquery": "3.1.1",
-    "js-yaml": "^3.4.2",
+    "js-yaml": "^4.1.1",
     "jsforce": "^1.8.0",
     "lodash": "^4.17.4",
     "lunr": "^0.5.12",
@@ -77,7 +77,7 @@
     "mkdirp": "^0.5.1",
     "moment": "^2.18.1",
     "nunjucks": "^3.0.0",
-    "psi": "^1.0.4",
+    "psi": "^2.0.0",
     "request": "^2.81.0",
     "run-sequence": "^1.2.2",
     "sendgrid": "^5.1.0",