diff --git a/src/Makefile.am b/src/Makefile.am
index 2a575f8..bdc3b17 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -3,7 +3,7 @@ SUBDIRS = rspro
 AM_CFLAGS = -Wall -I$(top_srcdir)/include -I$(top_builddir)/include \
 	    $(OSMOCORE_CFLAGS) $(OSMOGSM_CFLAGS) $(OSMOABIS_CFLAGS) \
 	    $(PCSC_CFLAGS) $(USB_CFLAGS) $(OSMOSIM_CFLAGS) \
-	    -I$(top_srcdir)/include/osmocom/rspro -DEMIT_ASN_DEBUG
+	    -I$(top_srcdir)/include/osmocom/rspro
 
 RSPRO_LIBVERSION=0:0:0
 lib_LTLIBRARIES = libosmo-rspro.la
diff --git a/src/rspro/Makefile.am b/src/rspro/Makefile.am
index 96c0a3a..4744886 100644
--- a/src/rspro/Makefile.am
+++ b/src/rspro/Makefile.am
@@ -129,7 +129,7 @@ ASN_MODULE_INC+=per_encoder.h
 ASN_MODULE_INC+=per_opentype.h
 
 AM_CFLAGS = -I$(top_srcdir)/include $(OSMOCORE_CFLAGS) \
-		-I$(top_srcdir)/include/osmocom/rspro -DEMIT_ASN_DEBUG
+		-I$(top_srcdir)/include/osmocom/rspro
 
 noinst_LTLIBRARIES=libosmo-asn1-rspro.la
 libosmo_asn1_rspro_la_SOURCES=$(ASN_MODULE_SOURCES)