diff --git a/src/maths.c b/src/maths.c
index 180de95..abb2792 100644
--- a/src/maths.c
+++ b/src/maths.c
@@ -57,7 +57,7 @@ SYMBOL_EXPORT double Lerp(double left, double right, double pos) {
 	return left + (right - left) * pos;
 }
 
-SYMBOL_EXPORT double Sign(double val) {
+SYMBOL_EXPORT int Sign(double val) {
 	return val / fabs(val);
 }
 
diff --git a/src/maths.h b/src/maths.h
index 78efc64..afafa5e 100644
--- a/src/maths.h
+++ b/src/maths.h
@@ -30,7 +30,7 @@ double VectorLength(double x, double y, double z);
 double Wrap(double left, double right, double val);
 double Clamp(double left, double right, double val);
 double Lerp(double left, double right, double pos);
-double Sign(double val);
+int Sign(double val);
 double Fract(double val);
 
 #endif