diff --git a/src/Makefile.am b/src/Makefile.am
index 057c3467e399c98fee7f1dfb22d48c3ecdf87458..055ea6ff8865a4cc9ef0860fd6ab6b07ab20113b 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -55,7 +55,7 @@ sflphoned_CXXFLAGS = -DPREFIX=\"$(prefix)\" -DPROGSHAREDIR=\"${datadir}/sflphone
 
 #sflphoned_LDFLAGS = -static
 sflphoned_LDADD =  ./libsflphone.la $(SFLPHONE_LIBS) $(ZEROCONFLIB) $(LIB_DNSSD) $(IAX_LIBS) $(ALSAFLAG) $(PULSEAUDIO_LIBS) $(PJSIP_LIBS)
-AM_CPPFLAGS = -I$(top_srcdir)/include -I$(top_srcdir)/libs $(libccext2_CFLAGS) $(libccgnu2_CFLAGS) $(IAX_CFLAGS) $(USER_INCLUDES) $(libdbuscpp_CFLAGS) \
+AM_CPPFLAGS = -I$(top_srcdir)/include -I$(top_srcdir)/libs $(libccext2_CFLAGS) $(libccgnu2_CFLAGS) $(IAX_CFLAGS) $(USER_INCLUDES) $(libdbuscpp_CFLAGS) -O0 -g -Wall -Weffc++ -Wfatal-errors\
 	      -DCODECS_DIR=\""$(sflcodecdir)"\" 
 	      -DENABLE_TRACE