diff --git a/crypto/Makefile.am b/crypto/Makefile.am
index 888270b..b78f491 100644
--- a/crypto/Makefile.am
+++ b/crypto/Makefile.am
@@ -763,7 +763,6 @@ noinst_HEADERS += idea/idea_lcl.h
 # kdf
 libcrypto_la_SOURCES += kdf/hkdf_evp.c
 libcrypto_la_SOURCES += kdf/kdf_err.c
-noinst_HEADERS += kdf/kdf.h
 
 # lhash
 libcrypto_la_SOURCES += lhash/lh_stats.c
diff --git a/update.sh b/update.sh
index f2aaf19..717c6ff 100755
--- a/update.sh
+++ b/update.sh
@@ -124,7 +124,7 @@ copy_hdrs $libcrypto_src "stack/stack.h lhash/lhash.h stack/safestack.h
 	rc2/rc2.h rc4/rc4.h ui/ui_compat.h txt_db/txt_db.h
 	sm3/sm3.h sm4/sm4.h chacha/chacha.h evp/evp.h poly1305/poly1305.h
 	camellia/camellia.h gost/gost.h curve25519/curve25519.h
-	ct/ct.h"
+	ct/ct.h kdf/kdf.h"
 
 copy_hdrs $libssl_src "srtp.h ssl.h ssl2.h ssl3.h ssl23.h tls1.h dtls1.h"