diff --git a/CHANGELOG.md b/CHANGELOG.md
index 35fe5027..abe5914e 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -15,6 +15,7 @@
   - DSA / DH
   - GCM / Poly1305
   - Salsa20 / ChaCha20
+- namespace changed from `phpseclib\` to `\phpseclib3` to facilitate phpseclib 2 shim (phpseclib2_compat)
 
 ## 2.0.30 - 2020-12-16