diff --git a/.github/validate-pr/index.js b/.github/validate-pr/index.js
index b4a59b6936..53dc3dec79 100644
--- a/.github/validate-pr/index.js
+++ b/.github/validate-pr/index.js
@@ -107,20 +107,22 @@ async function run () {
     return 0
   })
 
-  let comment = `Following you can find the validation results for the API${table.length === 1 ? '' : 's'} you have changed.\n\n`
-  comment += '| API | Status | Request | Response |\n'
-  comment += '| --- | --- | --- | --- |\n'
-  for (const line of [...new Set(table)]) {
-    comment += line
-  }
-  comment += `\nYou can validate ${table.length === 1 ? 'this' : 'these'} API${table.length === 1 ? '' : 's'} yourself by using the ${tick}make validate${tick} target.\n`
+  if (table.length > 0) {
+    let comment = `Following you can find the validation results for the API${table.length === 1 ? '' : 's'} you have changed.\n\n`
+    comment += '| API | Status | Request | Response |\n'
+    comment += '| --- | --- | --- | --- |\n'
+    for (const line of [...new Set(table)]) {
+      comment += line
+    }
+    comment += `\nYou can validate ${table.length === 1 ? 'this' : 'these'} API${table.length === 1 ? '' : 's'} yourself by using the ${tick}make validate${tick} target.\n`
 
-  await octokit.rest.issues.createComment({
-    owner: 'elastic',
-    repo: 'elasticsearch-specification',
-    issue_number: context.payload.pull_request.number,
-    body: comment
-  })
+    await octokit.rest.issues.createComment({
+      owner: 'elastic',
+      repo: 'elasticsearch-specification',
+      issue_number: context.payload.pull_request.number,
+      body: comment
+    })
+  }
 
   core.info('Done!')
 }
diff --git a/.github/workflows/validate-pr.yml b/.github/workflows/validate-pr.yml
index 0b388ddc72..b76165ab4d 100644
--- a/.github/workflows/validate-pr.yml
+++ b/.github/workflows/validate-pr.yml
@@ -2,13 +2,6 @@ name: Validate APIs
 
 on:
   pull_request:
-    paths:
-      - 'specification/**'
-      - '!specification/_types/**'
-      - '!specification/_spec_utils/**'
-      - '!specification/_doc_ids/**'
-      - '!specification/_json_spec/**'
-
     branches:
       - main
 
@@ -51,6 +44,11 @@ jobs:
           npm install --prefix .github/validate-pr
           make setup
 
+      - name: Generate specification and check generated types
+        working-directory: ./elasticsearch-specification
+        run: |
+          make generate
+
       - name: Download artifacts
         working-directory: ./clients-flight-recorder
         run: |
diff --git a/typescript-generator/package.json b/typescript-generator/package.json
index b3c0bdbe63..0dad5b09ec 100644
--- a/typescript-generator/package.json
+++ b/typescript-generator/package.json
@@ -10,7 +10,7 @@
     "kibana": "KIBANA=true ts-node src/client.ts",
     "lint": "ts-standard src",
     "lint:fix": "ts-standard --fix src",
-    "is-valid-output": "tsc --noEmit",
+    "is-valid-output": "tsc --noEmit ../output/typescript/types.ts",
     "test": "npm run lint",
     "build": "rm -rf lib && tsc"
   },