From c19adebaf05e732179e0267427292c408ec7d560 Mon Sep 17 00:00:00 2001
From: Daniel Gultsch <daniel@gultsch.de>
Date: Sun, 23 Aug 2015 21:00:51 +0200
Subject: [PATCH] open files with capital extensions as well. fixes #1354

---
 src/main/java/eu/siacs/conversations/utils/MimeUtils.java | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/main/java/eu/siacs/conversations/utils/MimeUtils.java b/src/main/java/eu/siacs/conversations/utils/MimeUtils.java
index a9e89d1b7..d45444240 100644
--- a/src/main/java/eu/siacs/conversations/utils/MimeUtils.java
+++ b/src/main/java/eu/siacs/conversations/utils/MimeUtils.java
@@ -458,7 +458,7 @@ public final class MimeUtils {
         if (extension == null || extension.isEmpty()) {
             return null;
         }
-        return extensionToMimeTypeMap.get(extension);
+        return extensionToMimeTypeMap.get(extension.toLowerCase());
     }
     /**
      * Returns true if the given extension has a registered MIME type.