diff --git a/hw/Makefile b/hw/Makefile
index 36b2379..266a247 100644
--- a/hw/Makefile
+++ b/hw/Makefile
@@ -8,6 +8,7 @@
 
 IPS ?= aes           \
        alert_handler \
+       clkmgr        \
        flash_ctrl    \
        gpio          \
        hmac          \