diff --git a/makefile b/makefile
index f373c4f..b6ad994 100644
--- a/makefile
+++ b/makefile
@@ -2,7 +2,7 @@
 .PHONY: all clean install uninstall tncattach
 
 compiler = gcc
-flags = -std=gnu11 -lm
+flags = -std=gnu11 -static-libgcc
 
 all: tncattach
 rebuild: clean all