diff --git a/CryptoPkg/Library/OpensslLib/OpensslLib.inf b/CryptoPkg/Library/OpensslLib/OpensslLib.inf
index c14e36d341..42f523a611 100644
--- a/CryptoPkg/Library/OpensslLib/OpensslLib.inf
+++ b/CryptoPkg/Library/OpensslLib/OpensslLib.inf
@@ -516,6 +516,7 @@
   $(OPENSSL_PATH)/ssl/ssl_asn1.c
   $(OPENSSL_PATH)/ssl/ssl_txt.c
   $(OPENSSL_PATH)/ssl/ssl_algs.c
+  $(OPENSSL_PATH)/ssl/ssl_conf.c
   $(OPENSSL_PATH)/ssl/bio_ssl.c
   $(OPENSSL_PATH)/ssl/ssl_err.c
   $(OPENSSL_PATH)/ssl/kssl.c
diff --git a/CryptoPkg/Library/OpensslLib/opensslconf.h b/CryptoPkg/Library/OpensslLib/opensslconf.h
index adcaa01d6b..e0054a45fc 100644
--- a/CryptoPkg/Library/OpensslLib/opensslconf.h
+++ b/CryptoPkg/Library/OpensslLib/opensslconf.h
@@ -92,9 +92,6 @@ extern "C" {
 #ifndef OPENSSL_NO_POSIX_IO
 # define OPENSSL_NO_POSIX_IO
 #endif
-#ifndef OPENSSL_NO_PQUEUE
-# define OPENSSL_NO_PQUEUE
-#endif
 #ifndef OPENSSL_NO_RC2
 # define OPENSSL_NO_RC2
 #endif
@@ -263,9 +260,6 @@ extern "C" {
 # if defined(OPENSSL_NO_POSIX_IO) && !defined(NO_POSIX_IO)
 #  define NO_POSIX_IO
 # endif
-# if defined(OPENSSL_NO_PQUEUE) && !defined(NO_PQUEUE)
-#  define NO_PQUEUE
-# endif
 # if defined(OPENSSL_NO_RC2) && !defined(NO_RC2)
 #  define NO_RC2
 # endif