diff --git a/dmraid/tools/Makefile.in b/dmraid/tools/Makefile.in
index 3d8c23f..dfe28ad 100644
--- a/dmraid/tools/Makefile.in
+++ b/dmraid/tools/Makefile.in
@@ -39,7 +39,7 @@ else
 			DMEVENTTOOLLIBS = -ldevmapper-event_dietc
 		endif
 	else
-		DMRAIDLIBS += -ldevmapper
+		DMRAIDLIBS += -ldevmapper -lm
 		ifeq ("@STATIC_LINK@", "no")
 			DMEVENTTOOLLIBS = -ldevmapper-event
 		endif