diff --git a/crypto/Makefile.am b/crypto/Makefile.am
index 7799a65..a5a9bbd 100644
--- a/crypto/Makefile.am
+++ b/crypto/Makefile.am
@@ -726,6 +726,7 @@ noinst_HEADERS += hidden/openssl/asn1.h
 noinst_HEADERS += hidden/openssl/asn1t.h
 noinst_HEADERS += hidden/openssl/bio.h
 noinst_HEADERS += hidden/openssl/buffer.h
+noinst_HEADERS += hidden/openssl/cast.h
 noinst_HEADERS += hidden/openssl/chacha.h
 noinst_HEADERS += hidden/openssl/cms.h
 noinst_HEADERS += hidden/openssl/comp.h
@@ -739,7 +740,11 @@ noinst_HEADERS += hidden/openssl/ecdsa.h
 noinst_HEADERS += hidden/openssl/err.h
 noinst_HEADERS += hidden/openssl/hkdf.h
 noinst_HEADERS += hidden/openssl/hmac.h
+noinst_HEADERS += hidden/openssl/idea.h
 noinst_HEADERS += hidden/openssl/lhash.h
+noinst_HEADERS += hidden/openssl/md4.h
+noinst_HEADERS += hidden/openssl/md5.h
+noinst_HEADERS += hidden/openssl/ocsp.h
 noinst_HEADERS += hidden/openssl/pem.h
 noinst_HEADERS += hidden/openssl/pkcs12.h
 noinst_HEADERS += hidden/openssl/pkcs7.h