diff --git a/ReleaseNotes.md b/ReleaseNotes.md
index 4eb24bb..f0b6f9b 100644
--- a/ReleaseNotes.md
+++ b/ReleaseNotes.md
@@ -1,4 +1,9 @@
-# XL2APL Release 0.0.17                    
+# XL2APL Release 0.0.18                    
+1. Simplify block reading
+2. Simplify keeping first row XML for later type and format analysis
+3. Move blocking to XML in zip archive to handle large files
+
+# XL2APL Release 0.0.17 2021-12-09 09:21:22
 1. Fix bug in GetColumnFormatCodes
 
 # XL2APL Release 0.0.16 2020-12-17 21:16:36
diff --git a/acre.config b/acre.config
index 693efd0..718dd0c 100644
--- a/acre.config
+++ b/acre.config
@@ -7,5 +7,5 @@
     "Tests"
   ],
   "URL": "https://github.com/the-carlisle-group/XL2APL",
-  "Version": "0.0.17"
+  "Version": "0.0.18"
 }