diff --git a/public_html/js/Presenters/PostUploadPresenter.js b/public_html/js/Presenters/PostUploadPresenter.js
index 5b0d93a0..86756b0a 100644
--- a/public_html/js/Presenters/PostUploadPresenter.js
+++ b/public_html/js/Presenters/PostUploadPresenter.js
@@ -256,10 +256,9 @@ App.Presenters.PostUploadPresenter = function(
 	}
 
 	function addPostFromFile(file) {
-		var post = _.extend({}, getDefaultPost(), {fileName: file.name});
+		var post = _.extend({}, getDefaultPost(), {fileName: file.name, file: file});
 
 		fileDropper.readAsDataURL(file, function(content) {
-			post.content = content;
 			if (file.type.match('image.*')) {
 				post.thumbnail = content;
 				postThumbnailLoaded(post);
@@ -575,17 +574,17 @@ App.Presenters.PostUploadPresenter = function(
 		var post = posts[0];
 		var $row = post.$tableRow;
 
-		var formData = {};
+		var formData = new FormData();
 		if (post.url) {
-			formData.url = post.url;
+			formData.append('url', post.url);
 		} else {
-			formData.content = post.content;
-			formData.contentFileName = post.fileName;
+			formData.append('content', post.file);
+			formData.append('contentFileName', post.fileName);
 		}
-		formData.source = post.source;
-		formData.safety = post.safety;
-		formData.anonymous = (post.anonymous | 0);
-		formData.tags = post.tags.join(' ');
+		formData.append('source', post.source);
+		formData.append('safety', post.safety);
+		formData.append('anonymous', (post.anonymous | 0));
+		formData.append('tags', post.tags.join(' '));
 
 		if (post.tags.length === 0) {
 			showUploadError('No tags set.');
diff --git a/src/FormData/UploadFormData.php b/src/FormData/UploadFormData.php
index b5500fcb..4b9f4987 100644
--- a/src/FormData/UploadFormData.php
+++ b/src/FormData/UploadFormData.php
@@ -19,7 +19,7 @@ class UploadFormData implements IValidatable
 		if ($inputReader !== null)
 		{
 			$this->contentFileName = $inputReader->contentFileName;
-			$this->content = $inputReader->decodeBase64($inputReader->content);
+			$this->content = $inputReader->readFile('content');
 			$this->url = $inputReader->url;
 			$this->anonymous = $inputReader->anonymous;
 			$this->safety = EnumHelper::postSafetyFromString($inputReader->safety);
diff --git a/src/Helpers/InputReader.php b/src/Helpers/InputReader.php
index b366a8aa..0a3564da 100644
--- a/src/Helpers/InputReader.php
+++ b/src/Helpers/InputReader.php
@@ -34,4 +34,12 @@ final class InputReader extends \ArrayObject
 			$base64string = substr($base64string, $commaPosition + 1);
 		return base64_decode($base64string);
 	}
+
+	public function readFile($fileName)
+	{
+		if (!isset($_FILES[$fileName]))
+			return null;
+
+		return file_get_contents($_FILES[$fileName]['tmp_name']);
+	}
 }