diff --git a/templates/index.jinja2 b/templates/index.jinja2
index c96de17..3923677 100644
--- a/templates/index.jinja2
+++ b/templates/index.jinja2
@@ -6,7 +6,7 @@
     <img src="#" id="img-preview" type="file"/>
     <br>
 
-    <input id="img-upload" type="file" name="file" accept=".png,.jpg,.jpeg" value="Choose Image"/>
+    <input id="img-upload" type="file" name="file" accept=".png,.jpg,.jpeg,.tiff" value="Choose Image"/>
 
     <h4>Camera Settings</h4>