Style fix in ChangeLog
diff --git a/ChangeLog b/ChangeLog
index ab1ed29..d77e284 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -113,7 +113,7 @@
    * Only run AES-192 self-test if AES-192 is available. Fixes #963.
    * Tighten the RSA PKCS#1 v1.5 signature verification code and remove the
      undeclared dependency of the RSA module on the ASN.1 module.
-   * Removed support for the library reference configuration for picocoin.
+   * Remove support for the library reference configuration for picocoin.
 
 = mbed TLS 2.6.0 branch released 2017-08-10