diff --git a/package.json b/package.json
index e29cc29..fe43bea 100644
--- a/package.json
+++ b/package.json
@@ -26,7 +26,7 @@
     "husky": "^9.1.6",
     "lint-staged": "^15.2.10",
     "micromatch": "^4.0.8",
-    "prettier": "^3.3.3",
+    "prettier": "^3.4.2",
     "syncpack": "^13.0.0",
     "tsup": "^8.3.5",
     "tsx": "^4.19.2",
diff --git a/packages/chainspec/package.json b/packages/chainspec/package.json
index c2926a5..454bef6 100644
--- a/packages/chainspec/package.json
+++ b/packages/chainspec/package.json
@@ -13,7 +13,7 @@
     "@chainflip/rpc": "1.6.9",
     "@chainflip/utils": "0.4.0",
     "@polkadot/types": "^10.11.2",
-    "prettier": "^3.3.3",
+    "prettier": "^3.4.2",
     "zod": "^3.23.8"
   }
 }
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index d01c053..3b8f0b3 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -39,8 +39,8 @@ importers:
         specifier: ^4.0.8
         version: 4.0.8
       prettier:
-        specifier: ^3.3.3
-        version: 3.3.3
+        specifier: ^3.4.2
+        version: 3.4.2
       syncpack:
         specifier: ^13.0.0
         version: 13.0.0(typescript@5.7.2)
@@ -87,8 +87,8 @@ importers:
         specifier: ^10.11.2
         version: 10.13.1
       prettier:
-        specifier: ^3.3.3
-        version: 3.3.3
+        specifier: ^3.4.2
+        version: 3.4.2
       zod:
         specifier: ^3.23.8
         version: 3.23.8
@@ -2433,8 +2433,8 @@ packages:
     resolution: {integrity: sha512-vkcDPrRZo1QZLbn5RLGPpg/WmIQ65qoWWhcGKf/b5eplkkarX0m9z8ppCat4mlOqUsWpyNuYgO3VRyrYHSzX5g==}
     engines: {node: '>= 0.8.0'}
 
-  prettier@3.3.3:
-    resolution: {integrity: sha512-i2tDNA0O5IrMO757lfrdQZCc2jPNDVntV0m/+4whiDfWaTKfMNgR7Qz0NAeGz/nRqF4m5/6CLzbP4/liHt12Ew==}
+  prettier@3.4.2:
+    resolution: {integrity: sha512-e9MewbtFo+Fevyuxn/4rrcDAaq0IYxPGLvObpQjiZBMAzB9IGmzlnG9RZy3FFas+eBMu2vA0CszMeduow5dIuQ==}
     engines: {node: '>=14'}
     hasBin: true
 
@@ -5385,7 +5385,7 @@ snapshots:
 
   prelude-ls@1.2.1: {}
 
-  prettier@3.3.3: {}
+  prettier@3.4.2: {}
 
   proc-log@4.2.0: {}