diff --git a/Makefile.in b/Makefile.in
index 5f318ec..c54e053 100644
--- a/Makefile.in
+++ b/Makefile.in
@@ -230,7 +230,7 @@ catgconf_SOURCES = debug.c \
                       gconfig.c \
                       catgconf.c
 
-radsecproxy_CFLAGS = -g @SSL_CFLAGS@ @TARGET_CFLAGS@
+radsecproxy_CFLAGS = -g -Wall @SSL_CFLAGS@ @TARGET_CFLAGS@
 radsecproxy_LDFLAGS = @SSL_LDFLAGS@ @TARGET_LDFLAGS@
 radsecproxy_LDADD = @SSL_LIBS@
 catgconf_CFLAGS = -g @TARGET_CFLAGS@