diff --git a/tailbone/forms2/types.py b/tailbone/forms2/types.py
index 139aa784..977b8bc6 100644
--- a/tailbone/forms2/types.py
+++ b/tailbone/forms2/types.py
@@ -37,11 +37,18 @@ class JQueryTime(colander.Time):
     def deserialize(self, node, cstruct):
         if not cstruct:
             return colander.null
-        try:
-            return colander.timeparse(cstruct, '%I:%M %p')
-        except ValueError:
+
+        formats = [
+            '%I:%M %p',
+            '%I:%M%p',
+            '%I %p',
+            '%I%p',
+        ]
+        for fmt in formats:
             try:
-                return colander.timeparse(cstruct, '%I:%M%p')
-            except:
-                # re-try first format, for "better" error
-                return colander.timeparse(cstruct, '%I:%M %p')
+                return colander.timeparse(cstruct, fmt)
+            except ValueError:
+                pass
+
+        # re-try first format, for "better" error message
+        return colander.timeparse(cstruct, formats[0])