diff --git a/History.md b/History.md
index 13d7c83..af7ff52 100644
--- a/History.md
+++ b/History.md
@@ -1,5 +1,13 @@
 # Release History for MDBX
 
+---
+## v0.3.8 [2025-02-20] Mahlon E. Smith <mahlon@martini.nu>
+
+Build fixes:
+
+- Don't fail during compilation on pre 0.13.x libmdbx versions.
+
+
 ---
 ## v0.3.7 [2025-02-06] Mahlon E. Smith <mahlon@martini.nu>
 
diff --git a/lib/mdbx.rb b/lib/mdbx.rb
index c436705..04d0df5 100644
--- a/lib/mdbx.rb
+++ b/lib/mdbx.rb
@@ -13,7 +13,7 @@ module MDBX
 	extend Loggability
 
 	# The version of this gem.
-	VERSION = '0.3.7'
+	VERSION = '0.3.8'
 
 
 	log_as :mdbx