diff --git a/apps/api-extractor/package.json b/apps/api-extractor/package.json
index 1a4972cecc3..d6aac5b9c48 100644
--- a/apps/api-extractor/package.json
+++ b/apps/api-extractor/package.json
@@ -43,7 +43,7 @@
     "lodash": "~4.17.5",
     "resolve": "1.8.1",
     "source-map": "~0.6.1",
-    "typescript": "~3.1.6"
+    "typescript": "~3.4.3"
   },
   "devDependencies": {
     "@microsoft/node-library-build": "6.0.51",
@@ -51,7 +51,6 @@
     "@types/jest": "23.3.11",
     "@types/lodash": "4.14.116",
     "@types/node": "8.5.8",
-    "gulp": "~3.9.1",
-    "tslint-microsoft-contrib": "~5.2.1"
+    "gulp": "~3.9.1"
   }
 }
diff --git a/common/changes/@microsoft/api-extractor/rm-api-exporter-bump_2019-03-04-09-48.json b/common/changes/@microsoft/api-extractor/rm-api-exporter-bump_2019-03-04-09-48.json
new file mode 100644
index 00000000000..545886e8180
--- /dev/null
+++ b/common/changes/@microsoft/api-extractor/rm-api-exporter-bump_2019-03-04-09-48.json
@@ -0,0 +1,11 @@
+{
+  "changes": [
+    {
+      "packageName": "@microsoft/api-extractor",
+      "comment": "Upgrade API Extractor to use TypeScript 3.4 for analysis",
+      "type": "patch"
+    }
+  ],
+  "packageName": "@microsoft/api-extractor",
+  "email": "skaapgif@users.noreply.github.com"
+}
\ No newline at end of file
diff --git a/common/config/rush/common-versions.json b/common/config/rush/common-versions.json
index 379968451b9..f34aa3f4e54 100644
--- a/common/config/rush/common-versions.json
+++ b/common/config/rush/common-versions.json
@@ -42,7 +42,8 @@
        "~2.9.2",
        "~3.0.3",
        "~3.1.6",
-       "~3.2.4"
+       "~3.2.4",
+       "~3.4.3"
      ]
   }
 }
diff --git a/common/config/rush/shrinkwrap.yaml b/common/config/rush/shrinkwrap.yaml
index 8035927834b..3dff6acd503 100644
--- a/common/config/rush/shrinkwrap.yaml
+++ b/common/config/rush/shrinkwrap.yaml
@@ -8434,6 +8434,13 @@ packages:
     hasBin: true
     resolution:
       integrity: sha512-jjOcCZvpkl2+z7JFn0yBOoLQyLoIkNZAs/fYJkUG6VKy6zLPHJGfQJYFHzibB6GJaF/8QrcECtlQ5cpvRHSMEA==
+  /typescript/3.4.3:
+    dev: false
+    engines:
+      node: '>=4.2.0'
+    hasBin: true
+    resolution:
+      integrity: sha512-FFgHdPt4T/duxx6Ndf7hwgMZZjZpB+U0nMNGVCYPq0rEzWKjEDobm4J6yb3CS7naZ0yURFqdw9Gwc7UOh/P9oQ==
   /uglify-js/2.8.29:
     dependencies:
       source-map: 0.5.7
@@ -9197,11 +9204,11 @@ packages:
       resolve: 1.8.1
       source-map: 0.6.1
       tslint-microsoft-contrib: 5.2.1
-      typescript: 3.1.6
+      typescript: 3.4.3
     dev: false
     name: '@rush-temp/api-extractor'
     resolution:
-      integrity: sha512-Pbw/nerU1SyiEdTy6trOiUDyZPMWZwhN+bQtfptE0/cOdURAgAciw9arZTgtwkGvdx51vLCyFYEjAZK0UpJxew==
+      integrity: sha512-iTFnk777Ngr5MzFj1tAQ6PRJDE+51EINW6IIW1+OnftFdDxHja0wrfT5kl9A7UTEnIr1DabTOwwo98F3ok+9sg==
       tarball: 'file:projects/api-extractor.tgz'
     version: 0.0.0
   'file:projects/gulp-core-build-mocha.tgz':