diff --git a/lemur/common/utils.py b/lemur/common/utils.py
index 62c3182b..44c5142b 100644
--- a/lemur/common/utils.py
+++ b/lemur/common/utils.py
@@ -199,6 +199,8 @@ def is_selfsigned(cert):
         return True
     except InvalidSignature:
         return False
+    except UnsupportedAlgorithm as e:
+        raise Exception(e)
 
 
 def is_weekend(date):