diff --git a/CMake/FindXCB.cmake b/CMake/Findxcb.cmake
similarity index 97%
rename from CMake/FindXCB.cmake
rename to CMake/Findxcb.cmake
index ffff526..2311591 100644
--- a/CMake/FindXCB.cmake
+++ b/CMake/Findxcb.cmake
@@ -5,7 +5,7 @@
 find_package(PkgConfig)
 
 if(NOT XCB_FIND_COMPONENTS)
-    set(XCB_FIND_COMPONENTS XCB)
+    set(XCB_FIND_COMPONENTS xcb)
 endif()
 
 include(FindPackageHandleStandardArgs)
diff --git a/CMakeLists.txt b/CMakeLists.txt
index a92f065..2572343 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -5,7 +5,7 @@ set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} "${CMAKE_SOURCE_DIR}/CMake")
 
 add_executable(swm src/main.cpp)
 
-find_package(XCB REQUIRED)
+find_package(xcb REQUIRED)
 find_package(toml11 REQUIRED)
 
 # Link headers and source files.