diff --git a/package.json b/package.json
index 8ac0a8acfa..e2dc1c895f 100644
--- a/package.json
+++ b/package.json
@@ -81,7 +81,7 @@
     "marked": "0.6.2",
     "mocha": "6.1.4",
     "ol-mapbox-style": "^5.0.0-beta.2",
-    "pixelmatch": "^4.0.2",
+    "pixelmatch": "^5.0.0",
     "pngjs": "^3.4.0",
     "proj4": "2.5.0",
     "puppeteer": "~1.17.0",