diff --git a/sound/flite/Makefile b/sound/flite/Makefile
index ceda6b904..4325e7f69 100644
--- a/sound/flite/Makefile
+++ b/sound/flite/Makefile
@@ -33,6 +33,8 @@ Festival Lite is a stripped down version of Festival,
 	This program is written in C to keep memory usage low.
 endef
 
+TARGET_LDFLAGS += -lm
+
 define Build/Configure
 	$(call Build/Configure/Default, \
 		--enable-shared \