diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index 906ffbe6..19653d70 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -95,6 +95,8 @@ The process described here has several goals:
 - Engage the community in working toward the best possible Playground UX
 - Enable a sustainable system for the Playground's maintainers to review contributions
 
+PRs should be created against the `staging` branch, which is currently the default branch of the repo.
+
 Please follow the [styleguides](#styleguides) to have your contribution considered by the maintainers.
 Reviewer(s) may ask you to complete additional design work, tests, or other changes before your pull request can be ultimately accepted.
 
diff --git a/package-lock.json b/package-lock.json
index e02b5ad3..d901e0ad 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -13,7 +13,7 @@
         "@hotjar/browser": "^1.0.6",
         "@ibm/plex": "^6.1.1",
         "@mdx-js/react": "^2.3.0",
-        "@onflow/cadence-language-server": "1.0.0-preview.35",
+        "@onflow/cadence-language-server": "1.0.0-preview.39",
         "@reach/router": "^1.3.4",
         "@sentry/integrations": "^7.44.0",
         "@sentry/react": "^7.44.0",
@@ -4881,9 +4881,9 @@
       }
     },
     "node_modules/@onflow/cadence-language-server": {
-      "version": "1.0.0-preview.35",
-      "resolved": "https://registry.npmjs.org/@onflow/cadence-language-server/-/cadence-language-server-1.0.0-preview.35.tgz",
-      "integrity": "sha512-wx4hRZyaaABVHhIsyk2o5DTB6Sda0GpftFodbQKOm803m1tB4F6cLbpfEv6cHdmBU/pNym+XeZ3me18tpPKdJg==",
+      "version": "1.0.0-preview.39",
+      "resolved": "https://registry.npmjs.org/@onflow/cadence-language-server/-/cadence-language-server-1.0.0-preview.39.tgz",
+      "integrity": "sha512-UERglaCCq+JmQXadFNnKoGvhCJrFdyFFTIPH7AqhmtmDFciLPM/d3AxoTLILdGtGTcQcT/xQWO7bPGM6ih9mMQ==",
       "dependencies": {
         "vscode-jsonrpc": "^8.2.0"
       }
@@ -21981,9 +21981,9 @@
       }
     },
     "@onflow/cadence-language-server": {
-      "version": "1.0.0-preview.35",
-      "resolved": "https://registry.npmjs.org/@onflow/cadence-language-server/-/cadence-language-server-1.0.0-preview.35.tgz",
-      "integrity": "sha512-wx4hRZyaaABVHhIsyk2o5DTB6Sda0GpftFodbQKOm803m1tB4F6cLbpfEv6cHdmBU/pNym+XeZ3me18tpPKdJg==",
+      "version": "1.0.0-preview.39",
+      "resolved": "https://registry.npmjs.org/@onflow/cadence-language-server/-/cadence-language-server-1.0.0-preview.39.tgz",
+      "integrity": "sha512-UERglaCCq+JmQXadFNnKoGvhCJrFdyFFTIPH7AqhmtmDFciLPM/d3AxoTLILdGtGTcQcT/xQWO7bPGM6ih9mMQ==",
       "requires": {
         "vscode-jsonrpc": "^8.2.0"
       },
diff --git a/package.json b/package.json
index 8d352b85..b02143da 100644
--- a/package.json
+++ b/package.json
@@ -25,7 +25,7 @@
     "@hotjar/browser": "^1.0.6",
     "@ibm/plex": "^6.1.1",
     "@mdx-js/react": "^2.3.0",
-    "@onflow/cadence-language-server": "1.0.0-preview.35",
+    "@onflow/cadence-language-server": "1.0.0-preview.39",
     "@reach/router": "^1.3.4",
     "@sentry/integrations": "^7.44.0",
     "@sentry/react": "^7.44.0",
diff --git a/src/components/Editor/CadenceEditor/ControlPanel/Arguments/styles.tsx b/src/components/Editor/CadenceEditor/ControlPanel/Arguments/styles.tsx
index 94c85da2..8518b242 100644
--- a/src/components/Editor/CadenceEditor/ControlPanel/Arguments/styles.tsx
+++ b/src/components/Editor/CadenceEditor/ControlPanel/Arguments/styles.tsx
@@ -195,6 +195,7 @@ export const SingleError = styled.div<ThemedComponentProps>`
   }
   &.hint-warning {
     background-color: ${({ theme }) => theme.colors.warning};
+    color: ${({ theme }) => theme.colors.warningText};
   }
 
   &.hint-info {
diff --git a/src/theme.ts b/src/theme.ts
index c3bdd7ad..58493aa9 100644
--- a/src/theme.ts
+++ b/src/theme.ts
@@ -18,6 +18,7 @@ export default {
     errors: '#FC4723',
     errorBackground: '#ee431e',
     warning: '#ffcc00',
+    warningText: '#2f353f',
     info: '#55EE1E26',
     infoBackground: '#55EE1E',
     error: '#f44336',