diff --git a/Makefile b/Makefile
index 96570d8a9196fcebb022fc02cd9ffe63981642b1..bce728bccb8376424f5a609c009c9ea5ff9b926f 100644
--- a/Makefile
+++ b/Makefile
@@ -2,7 +2,7 @@ TARGET=sha512toc
 SHA512TOC_VERSION=$(shell git describe | sed -e 's/^v//;s/-/_/g')
 SOURCES=Makefile README.md  sha512.c sha512.h \
         sha512toc.c sha512toc.h sha512toc.spec
-CFLAGS=-Wall -Werror -I.
+CFLAGS=-Wall -Werror -I. -g
 VERSION=-DSHA512TOC_VERSION='"$(SHA512TOC_VERSION)"'
 
 all: sha512toc