diff --git a/email2pdf2/email2pdf2.py b/email2pdf2/email2pdf2.py
index f4dd1c6..c233e9d 100755
--- a/email2pdf2/email2pdf2.py
+++ b/email2pdf2/email2pdf2.py
@@ -506,13 +506,15 @@ def can_url_fetch(src):
     try:
         encoded_src = src.replace(" ", "%20")
         req = Request(encoded_src)
-        urlopen(req, timeout=10)  # Reduced timeout to avoid long try on broken external link
+        urlopen(req, timeout=15)  # Reduced timeout to avoid long try on broken external link
     except HTTPError:
         return False
     except URLError:
         return False
     except ValueError:
         return False
+    except TimeoutError:
+        return False
     else:
         return True