diff --git a/src/crypto.c b/src/crypto.c
index 4338a5d..73e48dc 100644
--- a/src/crypto.c
+++ b/src/crypto.c
@@ -264,4 +264,4 @@ const unsigned char* repeating_key_xor(const unsigned char* s, size_t s_sz, cons
 
 const unsigned char *repeating_key_xor_s(const char* s, const char* key) {
     return repeating_key_xor((unsigned char*)s, strlen(s), (unsigned char*)key, strlen(key));
-}
\ No newline at end of file
+}
diff --git a/tests/tests.c b/tests/tests.c
index 37ef820..4401045 100644
--- a/tests/tests.c
+++ b/tests/tests.c
@@ -350,7 +350,7 @@ void test_crypto() {
     free(s);
 
     s = hex_encode(h, 4);
-    assert(strcmp(s, "DEADBEEF") == 0);
+    assert(strcmp(s, "deadbeef") == 0);
     free(s);
 
     // "Sup?"
@@ -363,7 +363,7 @@ void test_crypto() {
 
     s = repeating_key_xor_s("TEST", "HI");
     const char *enc = hex_encode(s, 4);
-    assert(strcmp(enc, "1C0C1B1D") == 0);
+    assert(strcmp(enc, "1c0c1b1d") == 0);
     free(enc);
     free(s);