CHANGELOG.md in numo-openblas-0.4.1 vs CHANGELOG.md in numo-openblas-0.4.2

@@ -1,4 +1,8 @@
+## 0.4.2
+- Change the version of OpenBLAS to be downloaded to 0.3.16.
+- Fix API documentation.
+
 ## 0.4.1
 - Remove dependent gem's type declaration file from installation files.
 
 ## 0.4.0
 - Add type declaration file: sig/numo/openblas.rbs