Index: uspace/app/viewer/Makefile
===================================================================
--- uspace/app/viewer/Makefile	(revision 7218fe6b2a633b85c30cc17b7392712ed1b9163c)
+++ uspace/app/viewer/Makefile	(revision dc5a1f262fb49af9ac9f66e998d2fcbff5f0ab2a)
@@ -41,4 +41,5 @@
 
 BINARY = viewer
+MATH = y
 
 SOURCES = \