diff --git a/qutebrowser/utils/jinja.py b/qutebrowser/utils/jinja.py
index 54365d542..e09cd0324 100644
--- a/qutebrowser/utils/jinja.py
+++ b/qutebrowser/utils/jinja.py
@@ -19,6 +19,7 @@
 
 """Utilities related to jinja2."""
 
+import os
 import os.path
 
 import jinja2
@@ -62,6 +63,11 @@ def _guess_autoescape(template_name):
 
 
 def resource_url(path):
+    # If Windows is the operating system, replace slashes with backslashes
+    if os.name == "nt":
+        path = path.replace("/", os.sep)
+        path = path[-1:]
+    
     image = utils.resource_filename(path)
     return QUrl.fromLocalFile(image).toString(QUrl.FullyEncoded)