diff --git a/libs/log/CMakeLists.txt b/libs/log/CMakeLists.txt
index 2106bdbb..ec0f9dac 100644
--- a/libs/log/CMakeLists.txt
+++ b/libs/log/CMakeLists.txt
@@ -1,4 +1,4 @@
-find_package(Threads)
+find_package(Threads REQUIRED)
 
 file(GLOB_RECURSE PSEMEK_LOG_HEADERS RELATIVE "${CMAKE_CURRENT_SOURCE_DIR}" "include/*.hpp")
 file(GLOB_RECURSE PSEMEK_LOG_SOURCES RELATIVE "${CMAKE_CURRENT_SOURCE_DIR}" "source/*.cpp")
diff --git a/libs/util/CMakeLists.txt b/libs/util/CMakeLists.txt
index 43349710..bb359c13 100644
--- a/libs/util/CMakeLists.txt
+++ b/libs/util/CMakeLists.txt
@@ -1,4 +1,4 @@
-find_package(Threads)
+find_package(Threads REQUIRED)
 
 file(GLOB_RECURSE PSEMEK_UTIL_HEADERS RELATIVE "${CMAKE_CURRENT_SOURCE_DIR}" "include/*.hpp")
 file(GLOB_RECURSE PSEMEK_UTIL_SOURCES RELATIVE "${CMAKE_CURRENT_SOURCE_DIR}" "source/*.cpp")