diff --git a/src/modules/tls/tls_init.c b/src/modules/tls/tls_init.c
index 5d977fc8101..b12209a0cd5 100644
--- a/src/modules/tls/tls_init.c
+++ b/src/modules/tls/tls_init.c
@@ -778,4 +778,10 @@ void destroy_tls_h(void)
 	tls_destroy_cfg();
 	tls_destroy_locks();
 	tls_ct_wq_destroy();
+#if OPENSSL_VERSION_NUMBER >= 0x010100000L
+	/* explicit execution of libssl cleanup to avoid being executed again
+	 * by atexit(), when shm is gone */
+	DBG("executing openssl v1.1+ cleanup\n");
+	OPENSSL_cleanup();
+#endif
 }