diff --git a/benchmarks/source-cosmicjs/package.json b/benchmarks/source-cosmicjs/package.json
index 03652042173bc..8449f4dda2460 100644
--- a/benchmarks/source-cosmicjs/package.json
+++ b/benchmarks/source-cosmicjs/package.json
@@ -19,10 +19,10 @@
     "gatsby": "^2.19.7",
     "gatsby-image": "^2.2.40",
     "gatsby-plugin-benchmark-reporting": "*",
-    "gatsby-plugin-sharp": "^2.4.5",
+    "gatsby-plugin-sharp": "^4.8.0",
     "gatsby-source-cosmicjs": "^1.1.0",
     "gatsby-source-filesystem": "^2.1.48",
-    "gatsby-transformer-sharp": "^2.3.14",
+    "gatsby-transformer-sharp": "^4.8.0",
     "lodash.kebabcase": "^4.1.1",
     "react": "^16.12.0",
     "react-dom": "^16.12.0"