diff --git a/rrlp-ephemeris/Makefile b/rrlp-ephemeris/Makefile
new file mode 100644
index 0000000..a1f2265
--- /dev/null
+++ b/rrlp-ephemeris/Makefile
@@ -0,0 +1,44 @@
+
+ASN1C=../../../tmp/rrlp/asn1c/asn1c/asn1c
+ASN1_INCLUDE=/home/tnt/tmp/rrlp/asn1c/skeletons
+CC=gcc
+CFLAGS=-I$(ASN1_INCLUDE) -Iasn1_gen -O3 -Wall
+
+ASN1_FILES=$(wildcard asn1/*.asn)
+
+
+all: rrlp-test
+
+
+rrlp-test: libgsm-asn1.a gps.o ubx.o ubx-parse.o rrlp.o main.o
+	$(CC) -o $@ gps.o ubx.o ubx-parse.o rrlp.o main.o -L. -lgsm-asn1
+
+
+#
+# ASN1 file autogeneration (need recursive makefile call)
+#
+
+ASN1_SOURCES = $(wildcard asn1_gen/*.c)
+ASN1_OBJECTS = $(ASN1_SOURCES:.c=.o)
+
+libgsm-asn1.a: $(ASN1_FILES)
+	mkdir -p asn1_gen && \
+	cd asn1_gen && \
+	$(ASN1C) -fskeletons-copy -fnative-types -gen-PER $(addprefix ../,$^)
+	@rm asn1_gen/converter-sample.c asn1_gen/Makefile.am.sample
+	@$(MAKE) libgsm-asn1.a.submake
+
+libgsm-asn1.a.submake: $(ASN1_OBJECTS)
+	$(AR) rcs libgsm-asn1.a $^
+
+.PHONY: libgsm-asn1.a.submake
+
+
+#
+# Clean
+#
+
+clean:
+	rm -Rf asn1_gen
+	rm -f libgsm-asn1.a *.o rrlp-test
+