diff --git a/HISTORY.md b/HISTORY.md
index 1451c5ed027..e46274077fe 100644
--- a/HISTORY.md
+++ b/HISTORY.md
@@ -1,5 +1,9 @@
 # Keyman Version History
 
+## 18.0.128 alpha 2024-10-14
+
+* docs(developer): add refs to Keyman MIME types (#12540)
+
 ## 18.0.127 alpha 2024-10-12
 
 * fix(developer): use TextDecoder to convert Uint8Array to string (#12537)
diff --git a/VERSION.md b/VERSION.md
index be701dd746a..494d2a8106d 100644
--- a/VERSION.md
+++ b/VERSION.md
@@ -1 +1 @@
-18.0.128
\ No newline at end of file
+18.0.129
\ No newline at end of file