diff --git a/tests/ossfuzz/ssh2_client_fuzzer.cc b/tests/ossfuzz/ssh2_client_fuzzer.cc
index d9f5ab51..f0a63f4f 100644
--- a/tests/ossfuzz/ssh2_client_fuzzer.cc
+++ b/tests/ossfuzz/ssh2_client_fuzzer.cc
@@ -61,7 +61,7 @@ extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
     libssh2_session_set_blocking(session, 1);
   }
 
-  if(libssh2_session_handshake(session, socket_fds[0])) {
+  if(session && libssh2_session_handshake(session, socket_fds[0])) {
     goto EXIT_LABEL;
   }