diff --git a/examples/blinky/Makefile b/examples/blinky/Makefile
index 7f91ff9..9c2ad4c 100644
--- a/examples/blinky/Makefile
+++ b/examples/blinky/Makefile
@@ -1,6 +1,6 @@
 CC = xtensa-lx106-elf-gcc
 CFLAGS = -I. -mlongcalls
-LDLIBS = -nostdlib -Wl,--start-group -lmain -lnet80211 -lwpa -llwip -lpp -lphy -Wl,--end-group -lgcc
+LDLIBS = -nostdlib -Wl,--start-group -lmain -lnet80211 -lwpa -llwip -lpp -lphy -lc -Wl,--end-group -lgcc
 LDFLAGS = -Teagle.app.v6.ld
 
 blinky-0x00000.bin: blinky