ASN_DECODER_TEMPLATE is used explicitly
diff --git a/examples/sample.source.PKIX1/Makefile b/examples/sample.source.PKIX1/Makefile
index 9a04646..c625ed8 100644
--- a/examples/sample.source.PKIX1/Makefile
+++ b/examples/sample.source.PKIX1/Makefile
@@ -363,8 +363,9 @@
@touch Attribute.c
make
-$(TARGET).o: ../../skeletons/asn-decoder-template.c
- $(CC) $(CFLAGS) -o $(TARGET).o -c $<
+ASN_DECODER_TEMPLATE=../../skeletons/asn-decoder-template.c
+$(TARGET).o: $(ASN_DECODER_TEMPLATE)
+ $(CC) $(CFLAGS) -o $(TARGET).o -c $(ASN_DECODER_TEMPLATE)
distclean: clean
rm -f $(ASN_MODULE_SOURCES) $(ASN_MODULE_HEADERS)