diff --git a/src/util/CMakeLists.txt b/src/util/CMakeLists.txt
index 49554be8..90778c5d 100644
--- a/src/util/CMakeLists.txt
+++ b/src/util/CMakeLists.txt
@@ -2,4 +2,5 @@
 #
 # SPDX-License-Identifier: GPL-3.0-only
 
-idf_component_register(SRCS INCLUDE_DIRS "include" REQUIRES "memory")
+idf_component_register(
+  SRCS "random.cpp" INCLUDE_DIRS "include" REQUIRES "memory" "komihash")