CHANGELOG.md in oauth2_api_client-3.2.0 vs CHANGELOG.md in oauth2_api_client-3.2.1

@@ -1,7 +1,11 @@
 
 # CHANGELOG
 
+# v3.2.1
+
+* Fix thread safety issue of http-rb
+
 # v3.2.0
 
 * Allow passing `nil` as token for unprotected APIs
 
 # v3.1.1