diff --git a/bin/History.txt b/bin/History.txt
index f7c29a25..3b055ee5 100644
--- a/bin/History.txt
+++ b/bin/History.txt
@@ -9,6 +9,12 @@ https://github.com/AppleWin/AppleWin/issues/new
 Tom Charlesworth
 
 
+1.30.1.0 - 3 May 2021
+---------------------
+. Improve Mockingboard's 6522 support for cycle-accurate reading of IFR at Timer1/2 underflow.
+. Improve logging of Speaker code.
+
+
 1.30.0.0 - 18 Apr 2021
 ----------------------
 Note: This version only works under Windows XP and later.
diff --git a/resource/version.h b/resource/version.h
index b57f366e..911f631c 100644
--- a/resource/version.h
+++ b/resource/version.h
@@ -1,4 +1,4 @@
-#define APPLEWIN_VERSION 1,30,0,0
+#define APPLEWIN_VERSION 1,30,1,0
 
 #define xstr(a) str(a)
 #define str(a) #a