Index: uspace/srv/hid/compositor/Makefile
===================================================================
--- uspace/srv/hid/compositor/Makefile	(revision 66be0288c575096c5899a384ac8cd7949709bb0e)
+++ uspace/srv/hid/compositor/Makefile	(revision a11bcb1624f1a81c389f476489618ef6bcb2ad17)
@@ -28,4 +28,5 @@
 
 USPACE_PREFIX = ../../..
+
 LIBS = \
 	$(LIBDRAW_PREFIX)/libdraw.a \
@@ -40,4 +41,5 @@
 
 BINARY = compositor
+MATH = y
 
 SOURCES = \