diff --git a/ChangeLog b/ChangeLog
index be28645..599651e 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,10 @@
 mbed TLS ChangeLog (Sorted per branch, date)
 
+= mbed TLS x.xx.x branch released xxxx-xx-xx
+
+Bugfix
+   * Remove a duplicate #include in a sample program. Fixed by Masashi Honma #2326.
+
 = mbed TLS 2.16.0 branch released 2018-12-21
 
 Features
diff --git a/programs/pkey/rsa_sign_pss.c b/programs/pkey/rsa_sign_pss.c
index ad03a91..5131745 100644
--- a/programs/pkey/rsa_sign_pss.c
+++ b/programs/pkey/rsa_sign_pss.c
@@ -55,7 +55,6 @@
 #include "mbedtls/ctr_drbg.h"
 #include "mbedtls/md.h"
 #include "mbedtls/rsa.h"
-#include "mbedtls/md.h"
 #include "mbedtls/x509.h"
 
 #include <stdio.h>