diff --git a/examples/sample.source.1609.2/Makefile b/examples/sample.source.1609.2/Makefile
index 3239286..9f666dc 100644
--- a/examples/sample.source.1609.2/Makefile
+++ b/examples/sample.source.1609.2/Makefile
@@ -235,6 +235,7 @@
 ASN_MODULE_HEADERS+=constr_SET_OF.h
 ASN_MODULE_SOURCES+=constr_SET_OF.c
 ASN_MODULE_HEADERS+=asn_application.h
+ASN_MODULE_SOURCES+=asn_application.c
 ASN_MODULE_HEADERS+=asn_ioc.h
 ASN_MODULE_HEADERS+=asn_system.h
 ASN_MODULE_HEADERS+=asn_codecs.h
@@ -298,6 +299,7 @@
 # This file may be used as an input for make(3)
 # Remove the lines below to convert it into a pure .am file
 TARGET = 1609-2-dump
+LIBS += -lm
 CPPFLAGS += -DASN_CONVERTER_TITLE="IEEE 1609.2-2016 decoder" -DHAVE_CONFIG_H -DJUNKTEST -D_DEFAULT_SOURCE  -DASN_DISABLE_PER_SUPPORT -DPDU=Certificate -DASN_PDU_COLLECTION -I.
 OBJS=${ASN_MODULE_SOURCES:.c=.o} ${ASN_CONVERTER_SOURCES:.c=.o}
 
diff --git a/examples/sample.source.J2735/Makefile b/examples/sample.source.J2735/Makefile
index 98fe29d..00b404b 100644
--- a/examples/sample.source.J2735/Makefile
+++ b/examples/sample.source.J2735/Makefile
@@ -999,6 +999,7 @@
 ASN_MODULE_HEADERS+=constr_SET_OF.h
 ASN_MODULE_SOURCES+=constr_SET_OF.c
 ASN_MODULE_HEADERS+=asn_application.h
+ASN_MODULE_SOURCES+=asn_application.c
 ASN_MODULE_HEADERS+=asn_ioc.h
 ASN_MODULE_HEADERS+=asn_system.h
 ASN_MODULE_HEADERS+=asn_codecs.h
@@ -1047,6 +1048,7 @@
 # This file may be used as an input for make(3)
 # Remove the lines below to convert it into a pure .am file
 TARGET = j2735-dump
+LIBS += -lm
 CPPFLAGS += -DASN_CONVERTER_TITLE="J2735 DSRC decoder" -DHAVE_CONFIG_H -DJUNKTEST -D_DEFAULT_SOURCE  -DASN_DISABLE_OER_SUPPORT -DPDU=MessageFrame -DASN_PDU_COLLECTION -I.
 OBJS=${ASN_MODULE_SOURCES:.c=.o} ${ASN_CONVERTER_SOURCES:.c=.o}