diff --git a/CHANGELOG.md b/CHANGELOG.md
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,4 +1,9 @@
 # Revision history for pty-mcp-server
+
+## 0.1.4.0 -- 2025-09-23
+
+* Support base64 image tool response.
+
 ## 0.1.3.0 -- 2025-09-15
 
 * Fixed validateMessage.
diff --git a/pty-mcp-server.cabal b/pty-mcp-server.cabal
--- a/pty-mcp-server.cabal
+++ b/pty-mcp-server.cabal
@@ -20,7 +20,7 @@
 -- PVP summary:     +-+------- breaking API changes
 --                  | | +----- non-breaking API additions
 --                  | | | +--- code changes with no API change
-version:            0.1.3.0
+version:            0.1.4.0
 
 -- A short (one-line) description of the package.
 synopsis:           pty-mcp-server