diff --git a/dev/test-studio/package.json b/dev/test-studio/package.json
index 7084be6de46..8d1a52609b8 100644
--- a/dev/test-studio/package.json
+++ b/dev/test-studio/package.json
@@ -16,7 +16,7 @@
     "workshop:dev": "node -r esbuild-register scripts/workshop/dev.ts"
   },
   "dependencies": {
-    "@portabletext/editor": "^1.18.5",
+    "@portabletext/editor": "^1.18.6",
     "@portabletext/react": "^3.0.0",
     "@sanity/assist": "^3.0.2",
     "@sanity/block-tools": "3.68.3",
diff --git a/packages/sanity/package.json b/packages/sanity/package.json
index d5d42dea244..81bb4b784c9 100644
--- a/packages/sanity/package.json
+++ b/packages/sanity/package.json
@@ -153,7 +153,7 @@
     "@dnd-kit/sortable": "^7.0.1",
     "@dnd-kit/utilities": "^3.2.0",
     "@juggle/resize-observer": "^3.3.1",
-    "@portabletext/editor": "^1.18.5",
+    "@portabletext/editor": "^1.18.6",
     "@portabletext/react": "^3.0.0",
     "@rexxars/react-json-inspector": "^9.0.1",
     "@sanity/asset-utils": "^2.0.6",
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index 1d56d740bcc..536ec475da6 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -469,8 +469,8 @@ importers:
   dev/test-studio:
     dependencies:
       '@portabletext/editor':
-        specifier: ^1.18.5
-        version: 1.18.5(@sanity/block-tools@packages+@sanity+block-tools)(@sanity/schema@packages+@sanity+schema)(@sanity/types@packages+@sanity+types)(@types/react@18.3.18)(react-dom@18.3.1(react@18.3.1))(react@18.3.1)(rxjs@7.8.1)(styled-components@6.1.13(react-dom@18.3.1(react@18.3.1))(react@18.3.1))
+        specifier: ^1.18.6
+        version: 1.18.6(@sanity/block-tools@packages+@sanity+block-tools)(@sanity/schema@packages+@sanity+schema)(@sanity/types@packages+@sanity+types)(@types/react@18.3.18)(react-dom@18.3.1(react@18.3.1))(react@18.3.1)(rxjs@7.8.1)(styled-components@6.1.13(react-dom@18.3.1(react@18.3.1))(react@18.3.1))
       '@portabletext/react':
         specifier: ^3.0.0
         version: 3.2.0(react@18.3.1)
@@ -1446,8 +1446,8 @@ importers:
         specifier: ^3.3.1
         version: 3.4.0
       '@portabletext/editor':
-        specifier: ^1.18.5
-        version: 1.18.5(@sanity/block-tools@packages+@sanity+block-tools)(@sanity/schema@packages+@sanity+schema)(@sanity/types@packages+@sanity+types)(@types/react@18.3.18)(react-dom@18.3.1(react@18.3.1))(react@18.3.1)(rxjs@7.8.1)(styled-components@6.1.13(react-dom@18.3.1(react@18.3.1))(react@18.3.1))
+        specifier: ^1.18.6
+        version: 1.18.6(@sanity/block-tools@packages+@sanity+block-tools)(@sanity/schema@packages+@sanity+schema)(@sanity/types@packages+@sanity+types)(@types/react@18.3.18)(react-dom@18.3.1(react@18.3.1))(react@18.3.1)(rxjs@7.8.1)(styled-components@6.1.13(react-dom@18.3.1(react@18.3.1))(react@18.3.1))
       '@portabletext/react':
         specifier: ^3.0.0
         version: 3.2.0(react@18.3.1)
@@ -4436,8 +4436,8 @@ packages:
     resolution: {integrity: sha512-c83qWb22rNRuB0UaVCI0uRPNRr8Z0FWnEIvT47jiHAmOIUHbBOg5XvV7pM5x+rKn9HRpjxquDbXYSXr3fAKFcw==}
     engines: {node: '>=12'}
 
-  '@portabletext/editor@1.18.5':
-    resolution: {integrity: sha512-ubHLFz6Z+7gG5Ptk8CqaVMF0xxTusOMp4fAHxh2R//olLX9gKfcUBv6VzlQhnxIYRGVeHB+FmOXUkI9z5cGmDg==}
+  '@portabletext/editor@1.18.6':
+    resolution: {integrity: sha512-NSVv1rLG/02ccHCIe/1kW+gyT+9cfdePkAz0tUjRxBXRF/SjceBxiv2TVgP+Nn10cuAGTkM1+mecZapgniCw6A==}
     engines: {node: '>=18'}
     peerDependencies:
       '@sanity/block-tools': ^3.68.3
@@ -10273,6 +10273,11 @@ packages:
     peerDependencies:
       react: ^17.0.0 || ^18.0.0 || ^19.0.0
 
+  react-compiler-runtime@19.0.0-beta-b2e8e9c-20241220:
+    resolution: {integrity: sha512-/y7nWZKS9tb2cKx7vT7h1aQzBZnWEH2xrXFWauBTySg1TDwRY7PNt3h7Q1ogyS4MaGhbJf7FGzitRSrMq0+DOw==}
+    peerDependencies:
+      react: ^17.0.0 || ^18.0.0 || ^19.0.0
+
   react-dom@18.3.1:
     resolution: {integrity: sha512-5m4nQKp+rZRb09LNH59GM4BxTh9251/ylbKIbpe7TpGxfJ+9kv6BLkLBXIjjspbgbnIBNqlI23tRnTWT0snUIw==}
     peerDependencies:
@@ -14895,7 +14900,7 @@ snapshots:
       '@pnpm/network.ca-file': 1.0.2
       config-chain: 1.1.13
 
-  '@portabletext/editor@1.18.5(@sanity/block-tools@packages+@sanity+block-tools)(@sanity/schema@packages+@sanity+schema)(@sanity/types@packages+@sanity+types)(@types/react@18.3.18)(react-dom@18.3.1(react@18.3.1))(react@18.3.1)(rxjs@7.8.1)(styled-components@6.1.13(react-dom@18.3.1(react@18.3.1))(react@18.3.1))':
+  '@portabletext/editor@1.18.6(@sanity/block-tools@packages+@sanity+block-tools)(@sanity/schema@packages+@sanity+schema)(@sanity/types@packages+@sanity+types)(@types/react@18.3.18)(react-dom@18.3.1(react@18.3.1))(react@18.3.1)(rxjs@7.8.1)(styled-components@6.1.13(react-dom@18.3.1(react@18.3.1))(react@18.3.1))':
     dependencies:
       '@portabletext/patches': 1.1.1
       '@sanity/block-tools': link:packages/@sanity/block-tools
@@ -14907,7 +14912,7 @@ snapshots:
       lodash: 4.17.21
       lodash.startcase: 4.4.0
       react: 18.3.1
-      react-compiler-runtime: 19.0.0-beta-201e55d-20241215(react@18.3.1)
+      react-compiler-runtime: 19.0.0-beta-b2e8e9c-20241220(react@18.3.1)
       rxjs: 7.8.1
       slate: 0.112.0
       slate-dom: 0.111.0(slate@0.112.0)
@@ -22182,6 +22187,10 @@ snapshots:
     dependencies:
       react: 19.0.0-rc-f994737d14-20240522
 
+  react-compiler-runtime@19.0.0-beta-b2e8e9c-20241220(react@18.3.1):
+    dependencies:
+      react: 18.3.1
+
   react-dom@18.3.1(react@18.3.1):
     dependencies:
       loose-envify: 1.4.0