diff --git a/.gitignore b/.gitignore
index cf6b7c4..0c51ebc 100644
--- a/.gitignore
+++ b/.gitignore
@@ -52,3 +52,6 @@ Mkfile.old
 dkms.conf
 
 *.swp
+*.pem
+*.der
+*.csr
diff --git a/Makefile b/Makefile
index 5352685..a48f8de 100644
--- a/Makefile
+++ b/Makefile
@@ -1,13 +1,27 @@
+#define uECC_arch_other 0
+#define uECC_x86        1
+#define uECC_x86_64     2
+#define uECC_arm        3
+#define uECC_arm_thumb  4
+#define uECC_arm_thumb2 5
+#define uECC_arm64      6
+#define uECC_avr        7
+
+platform=2
+
 src = $(wildcard *.c) $(wildcard crypto/*.c)
-obj = $(src:.c=.o)
+obj = $(src:.c=.o) uECC.o
 
 LDFLAGS = -Wl,--gc-sections ./tinycbor/lib/libtinycbor.a
-CFLAGS = -O2 -fdata-sections -ffunction-sections -I./tinycbor/src -I./crypto
+CFLAGS = -O2 -fdata-sections -ffunction-sections -I./tinycbor/src -I./crypto -I./crypto/micro-ecc/
 
 name = main
 
 $(name):  $(obj)
 	$(CC) $(LDFLAGS) -o $@ $(obj) $(LDFLAGS)
 
+uECC.o: ./crypto/micro-ecc/uECC.c
+	$(CC) -c -o $@ $^ -O2 -fdata-sections -ffunction-sections -DuECC_PLATFORM=$(platform) -I./crypto/micro-ecc/
+
 clean:
 	rm -f *.o main.exe main