diff --git a/CMakeLists.txt b/CMakeLists.txt
index aa64f5d..fb77a85 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -3,7 +3,7 @@ project(padlab C)
 set(CMAKE_C_STANDARD 99)
 set(TARGET padlab)
 set(SOURCES
-	maths.c maths.h
+	maths.h
 	draw.c  draw.h
 	stick.c stick.h
 	analogue.c)
diff --git a/maths.c b/maths.c
deleted file mode 100644
index 60189ae..0000000
--- a/maths.c
+++ /dev/null
@@ -1,6 +0,0 @@
-#include "maths.h"
-
-static inline vector VecAdd(vector l, vector r);
-static inline vector VecScale(vector v, vec_t x);
-
-static inline double pfmod(double x, double d);