diff --git a/packages/server/package.json b/packages/server/package.json
index 7cf90617..98692cb5 100644
--- a/packages/server/package.json
+++ b/packages/server/package.json
@@ -48,9 +48,9 @@
     "node": ">=20"
   },
   "peerDependencies": {
-    "@openfeature/core": "^1.7.0"
+    "@openfeature/core": "^1.9.0"
   },
   "devDependencies": {
-    "@openfeature/core": "^1.7.0"
+    "@openfeature/core": "^1.9.0"
   }
 }
diff --git a/packages/web/package.json b/packages/web/package.json
index c4749228..8cc03499 100644
--- a/packages/web/package.json
+++ b/packages/web/package.json
@@ -50,9 +50,9 @@
   },
   "homepage": "https://github.com/open-feature/js-sdk#readme",
   "peerDependencies": {
-    "@openfeature/core": "^1.8.0"
+    "@openfeature/core": "^1.9.0"
   },
   "devDependencies": {
-    "@openfeature/core": "^1.8.0"
+    "@openfeature/core": "^1.9.0"
   }
 }