diff -ur a/src/openssl.h b/src/openssl.h
--- a/src/openssl.h	2023-05-13 03:52:34.322982701 -0700
+++ b/src/openssl.h	2023-05-13 03:55:46.175978837 -0700
@@ -58,7 +58,8 @@
 #include <openssl/rand.h>
 
 #if OPENSSL_VERSION_NUMBER >= 0x10100000L && \
-    !defined(LIBRESSL_VERSION_NUMBER)
+    !defined(LIBRESSL_VERSION_NUMBER) || \
+    LIBRESSL_VERSION_NUMBER >= 0x3050000fL
 # define HAVE_OPAQUE_STRUCTS 1
 #endif