diff --git a/CHANGELOG b/CHANGELOG
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -1,5 +1,8 @@
 # Changelog
 
+- 0.2.3 (2026-05-16)
+  * Bumps the ppad-base16 dependency to 0.3.
+
 - 0.2.2 (2025-12-28)
   * Adds an 'llvm' flag and tests with GHC 9.10.3.
 
diff --git a/ppad-script.cabal b/ppad-script.cabal
--- a/ppad-script.cabal
+++ b/ppad-script.cabal
@@ -1,6 +1,6 @@
 cabal-version:      3.0
 name:               ppad-script
-version:            0.2.2
+version:            0.2.3
 synopsis:           Primitive Script support.
 license:            MIT
 license-file:       LICENSE
@@ -38,7 +38,7 @@
       base >= 4.9 && < 5
     , bytestring >= 0.9 && < 0.13
     , primitive >= 0.8 && < 0.10
-    , ppad-base16 >= 0.2.1 && < 0.3
+    , ppad-base16 >= 0.3 && < 0.4
 
 test-suite script-tests
   type:                exitcode-stdio-1.0