diff --git a/client/src/channels/publish.js b/client/src/channels/publish.js
index 27595986..87f69f67 100644
--- a/client/src/channels/publish.js
+++ b/client/src/channels/publish.js
@@ -22,16 +22,16 @@ export const makePublishRequestChannel = (fd, isUpdate) => {
     xhr.upload.addEventListener('load', onLoad);
     // set state change handler
     xhr.onreadystatechange = () => {
-      if (xhr.readyState === 4) {
-	      switch (xhr.status) {
-	        case 413:
-	          emitter({error: new Error("Unfortunately it appears this web server " +
-	            "has been misconfigured, please inform the service administrators " +
-	            "that they must set their nginx/apache request size maximums higher " +
-	            "than their file size limits.")});
-	          emitter(END);
-	          break;
-	        case 200:
+      if (xhr.readyState === XMLHttpRequest.DONE) {
+        switch (xhr.status) {
+          case 413:
+            emitter({error: new Error("Unfortunately it appears this web server " +
+              "has been misconfigured, please inform the service administrators " +
+              "that they must set their nginx/apache request size maximums higher " +
+              "than their file size limits.")});
+            emitter(END);
+            break;
+          case 200:
             var response = JSON.parse(xhr.response);
             if (response.success) {
               emitter({success: response});
@@ -40,12 +40,12 @@ export const makePublishRequestChannel = (fd, isUpdate) => {
               emitter({error: new Error(response.message)});
               emitter(END);
             }
-	          break;
-	        default:
-	          emitter({error: new Error("Received an unexpected response from " +
+            break;
+          default:
+            emitter({error: new Error("Received an unexpected response from " +
               "server: " + xhr.status)});
-	          emitter(END);
-	      }
+            emitter(END);
+        }
       }
     };
     // open and send