--- a/src/mail.c	2019-07-25 15:49:59.000000000 +0200
+++ b/src/mail.c	2023-01-25 11:50:14.329437479 +0100
@@ -4399,7 +4399,7 @@
 		ssl_locks[i] = g_new(GMutex, 1);
 		g_mutex_init(ssl_locks[i]);
 		}
-	CRYPTO_set_locking_callback(ssl_locking_cb);
+	CRYPTO_set_locking_callback(ssl_locks);
 #endif
 #endif