diff --git a/src/crypto.cpp b/src/crypto.cpp
index b16ab08a..2b30a3bc 100644
--- a/src/crypto.cpp
+++ b/src/crypto.cpp
@@ -4,6 +4,7 @@
  */
 #include "crypto.h"
 #include <openssl/pem.h>
+#include <openssl/rsa.h>
 
 namespace crypto {
   using asn1_string_t = util::safe_ptr<ASN1_STRING, ASN1_STRING_free>;
diff --git a/src/nvhttp.cpp b/src/nvhttp.cpp
index fbdbd051..ea9248e7 100644
--- a/src/nvhttp.cpp
+++ b/src/nvhttp.cpp
@@ -1033,7 +1033,13 @@ namespace nvhttp {
 
     // Verify certificates after establishing connection
     https_server.verify = [add_cert](SSL *ssl) {
-      crypto::x509_t x509 { SSL_get_peer_certificate(ssl) };
+      crypto::x509_t x509 {
+#if OPENSSL_VERSION_MAJOR >= 3
+        SSL_get1_peer_certificate(ssl)
+#else
+        SSL_get_peer_certificate(ssl)
+#endif
+      };
       if (!x509) {
         BOOST_LOG(info) << "unknown -- denied"sv;
         return 0;