diff --git a/src/backend.c b/src/backend.c
index adbd60605..7143ba65d 100644
--- a/src/backend.c
+++ b/src/backend.c
@@ -1662,7 +1662,7 @@ int connect_server(struct stream *s)
 		}
 	}
 
-#if USE_OPENSSL && (defined(OPENSSL_IS_BORINGSSL) || (HA_OPENSSL_VERSION_NUMBER >= 0x10101000L))
+#if defined(USE_OPENSSL) && (defined(OPENSSL_IS_BORINGSSL) || (HA_OPENSSL_VERSION_NUMBER >= 0x10101000L))
 
 	if (!reuse && cli_conn && srv && srv_conn->mux &&
 	    (srv->ssl_ctx.options & SRV_SSL_O_EARLY_DATA) &&
diff --git a/src/hlua.c b/src/hlua.c
index 7b280884d..039ebeca7 100644
--- a/src/hlua.c
+++ b/src/hlua.c
@@ -10952,7 +10952,7 @@ int hlua_post_init()
 	struct hlua_function *fcn;
 	struct hlua_reg_filter *reg_flt;
 
-#if USE_OPENSSL
+#if defined(USE_OPENSSL)
 	/* Initialize SSL server. */
 	if (socket_ssl->xprt->prepare_srv) {
 		int saved_used_backed = global.ssl_used_backend;