diff --git a/tests/toranj/openthread-core-toranj-config.h b/tests/toranj/openthread-core-toranj-config.h
index b42a56bce..bb0f4a458 100644
--- a/tests/toranj/openthread-core-toranj-config.h
+++ b/tests/toranj/openthread-core-toranj-config.h
@@ -66,6 +66,8 @@
 
 #define OPENTHREAD_CONFIG_BLE_TCAT_ENABLE 1
 
+#define OPENTHREAD_CONFIG_TLS_ENABLE 1
+
 #define OPENTHREAD_CONFIG_COMMISSIONER_ENABLE 1
 
 #define OPENTHREAD_CONFIG_COMMISSIONER_MAX_JOINER_ENTRIES 4