diff --git a/app/stores/DocumentsStore.js b/app/stores/DocumentsStore.js
index ae949211..ee6066e8 100644
--- a/app/stores/DocumentsStore.js
+++ b/app/stores/DocumentsStore.js
@@ -1,4 +1,5 @@
 // @flow
+import path from "path";
 import invariant from "invariant";
 import { find, orderBy, filter, compact, omitBy } from "lodash";
 import { observable, action, computed, runInAction } from "mobx";
@@ -24,12 +25,13 @@ export default class DocumentsStore extends BaseStore<Document> {
 
   importFileTypes: string[] = [
     ".md",
+    ".doc",
+    ".docx",
     "text/markdown",
     "text/plain",
     "text/html",
     "application/msword",
     "application/vnd.openxmlformats-officedocument.wordprocessingml.document",
-    "application/octet-stream",
   ];
 
   constructor(rootStore: RootStore) {
@@ -532,9 +534,14 @@ export default class DocumentsStore extends BaseStore<Document> {
     options: ImportOptions
   ) => {
     // file.type can be an empty string sometimes
-    if (file.type && !this.importFileTypes.includes(file.type)) {
+    if (
+      file.type &&
+      !this.importFileTypes.includes(file.type) &&
+      !this.importFileTypes.includes(path.extname(file.name))
+    ) {
       throw new Error(`The selected file type is not supported (${file.type})`);
     }
+
     if (file.size > env.MAXIMUM_IMPORT_SIZE) {
       throw new Error("The selected file was too large to import");
     }