diff --git a/CMakeLists.txt b/CMakeLists.txt
index 6610d7d..d5cd436 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -11,6 +11,8 @@ set(CMAKE_RUNTIME_OUTPUT_DIRECTORY "${CMAKE_SOURCE_DIR}/bin/")
 
 set(CMAKE_EXPORT_COMPILE_COMMANDS)
 
+set(CMAKE_C_FLAGS "-lm")
+
 find_package(SDL2)
 find_package(SDL2_image)
 find_package(SDL2_ttf)