diff --git a/History.md b/History.md
index 38c49f4..1735c0b 100644
--- a/History.md
+++ b/History.md
@@ -1,5 +1,11 @@
 # Release History for nim-kuzu
 
+---
+## v0.4.0 [2025-05-08] Mahlon E. Smith <mahlon@martini.nu>
+
+Bump for kuzu 0.10.0.  No practical changes.
+
+
 ---
 ## v0.3.0 [2025-04-19] Mahlon E. Smith <mahlon@martini.nu>
 
diff --git a/README.md b/README.md
index 9d42ed0..4cad23d 100644
--- a/README.md
+++ b/README.md
@@ -39,7 +39,7 @@ For more information about Kuzu itself, see its
 
     $ nimble install kuzu
 
-The current version of this library is built for Kuzu v0.9.0.
+The current version of this library is built for Kuzu v0.10.0.
 
 
 ## Usage
diff --git a/USAGE.md b/USAGE.md
index 17f3ede..6e5b6b1 100644
--- a/USAGE.md
+++ b/USAGE.md
@@ -26,8 +26,9 @@ you currently have installed.
 
 Check the [README](README.md), the [History](History.md), and the following
 table to ensure you're using the correct version for your Kuzu
-installation. I'll make a modest effort for backwards compatibility, and other
-versions might work. Don't count too heavily on it.  :-)
+installation. I'll make a modest effort for backwards compatibility while Kuzu
+is pre 1.0, and in practice, mismatched versions *might* work. Don't count too
+heavily on it.  :-)   Once there's a 1.0, this should be less chaotic.
 
 | Kuzu Library Version | Nim Kuzu Minimum Version |
 | -------------------- | ------------------------ |