diff --git a/Makefile b/Makefile
index ec817a9..0534ac0 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,10 @@
-all: assert register
+all: verify assert register
+
+verify: verify.c
+	gcc -g -Wall -Werror -Wextra -lcrypto verify.c -o verify
 
 assert: assert.c
-	gcc -g -Wall -Werror -Wextra -lfido2 assert.c -o assert
+	gcc -g -Wall -Werror -Wextra -lfido2 -lcrypto assert.c -o assert
 
 register: register.c
 	gcc -g -Wall -Werror -Wextra -lfido2 -lcrypto register.c -o register