diff --git a/Makefile b/Makefile
index 88128ec..7eaa392 100644
--- a/Makefile
+++ b/Makefile
@@ -256,7 +256,8 @@
 
 HOSTCC       = cc
 HOSTCXX      = c++
-HOSTCFLAGS   = -Wall -Wstrict-prototypes -O2 -fomit-frame-pointer
+HOSTCFLAGS   = -Wall -Wstrict-prototypes -O2 -fomit-frame-pointer \
+		$(if $(CONFIG_TOOLS_DEBUG),-g)
 HOSTCXXFLAGS = -O2
 
 ifeq ($(HOSTOS),cygwin)