diff --git a/CHANGES b/CHANGES
index fa9b14c..67feec3 100644
--- a/CHANGES
+++ b/CHANGES
@@ -1,6 +1,11 @@
 CHANGES
 -------
 
+# v0.6.33
+
+- added ambiguity parsing for normal position reports
+  (fixes the unexpected exception)
+
 # v0.6.32
 
 - sendall() method to IS, allows sending of packets
diff --git a/aprslib/__init__.py b/aprslib/__init__.py
index 45996ff..b3b9dfb 100644
--- a/aprslib/__init__.py
+++ b/aprslib/__init__.py
@@ -37,7 +37,7 @@ from datetime import date as _date
 __date__ = str(_date.today())
 del _date
 
-__version__ = "0.6.32"
+__version__ = "0.6.33"
 __author__ = "Rossen Georgiev"
 __all__ = ['IS', 'parse', 'passcode']