diff --git a/common/changes/@uifabric/file-type-icons/file-type-icons_2018-12-04-19-46.json b/common/changes/@uifabric/file-type-icons/file-type-icons_2018-12-04-19-46.json
new file mode 100644
index 0000000000000..0ceeff16ce1de
--- /dev/null
+++ b/common/changes/@uifabric/file-type-icons/file-type-icons_2018-12-04-19-46.json
@@ -0,0 +1,11 @@
+{
+  "changes": [
+    {
+      "packageName": "@uifabric/file-type-icons",
+      "comment": "Recognize additional file extensions",
+      "type": "patch"
+    }
+  ],
+  "packageName": "@uifabric/file-type-icons",
+  "email": "dmichon@microsoft.com"
+}
\ No newline at end of file
diff --git a/packages/file-type-icons/src/FileTypeIconMap.ts b/packages/file-type-icons/src/FileTypeIconMap.ts
index c6046d191c729..247b76c2ec310 100644
--- a/packages/file-type-icons/src/FileTypeIconMap.ts
+++ b/packages/file-type-icons/src/FileTypeIconMap.ts
@@ -143,6 +143,7 @@ export const FileTypeIconMap: { [key: string]: { extensions?: string[] } } = {
       'ltx',
       'lua',
       'm',
+      'mak',
       'make',
       'manifest',
       'master',
@@ -175,6 +176,9 @@ export const FileTypeIconMap: { [key: string]: { extensions?: string[] } } = {
       'pp',
       'profile',
       'ps1',
+      'ps1xml',
+      'psd1',
+      'psm1',
       'pss',
       'pt',
       'py',
@@ -299,6 +303,8 @@ export const FileTypeIconMap: { [key: string]: { extensions?: string[] } } = {
       'dng',
       'erf',
       'gif',
+      'heic',
+      'heif',
       'ico',
       'jfi',
       'jfif',
@@ -391,7 +397,10 @@ export const FileTypeIconMap: { [key: string]: { extensions?: string[] } } = {
   },
   video: {
     extensions: [
+      '3g2',
       '3gp',
+      '3gp2',
+      '3gpp',
       'asf',
       'avi',
       'dvr-ms',
@@ -405,7 +414,7 @@ export const FileTypeIconMap: { [key: string]: { extensions?: string[] } } = {
       'mp2',
       'mp2v',
       'mp4',
-      ' mpa',
+      'mpa',
       'mpe',
       'mpeg',
       'mpg',