diff --git a/src/collections.h b/src/collections.h
index 8beb9756..0a263729 100644
--- a/src/collections.h
+++ b/src/collections.h
@@ -1,7 +1,6 @@
 #ifndef COLLECTIONS_H
 #define COLLECTIONS_H
 
-
 #ifdef __cplusplus
 extern "C" {
 #endif
@@ -39,4 +38,4 @@ VECTOR_INIT(uchar_array, unsigned char)
 }
 #endif
 
-#endif
\ No newline at end of file
+#endif
diff --git a/src/file_utils.c b/src/file_utils.c
index 29256087..2a2e675a 100644
--- a/src/file_utils.c
+++ b/src/file_utils.c
@@ -87,4 +87,4 @@ bool file_read_chars(FILE *file, char *buf, size_t len) {
 
 bool file_write_chars(FILE *file, const char *buf, size_t len) {
     return (fwrite(buf, sizeof(char), len, file) == len);
-}
\ No newline at end of file
+}
diff --git a/src/file_utils.h b/src/file_utils.h
index 63243f97..96ca34db 100644
--- a/src/file_utils.h
+++ b/src/file_utils.h
@@ -42,4 +42,4 @@ bool file_write_chars(FILE *file, const char *buf, size_t len);
 }
 #endif
 
-#endif
\ No newline at end of file
+#endif
diff --git a/src/klib/khash.h b/src/klib/khash.h
index 222c538a..b068999f 100644
--- a/src/klib/khash.h
+++ b/src/klib/khash.h
@@ -584,4 +584,4 @@ typedef const char *kh_cstr_t;
 #define KHASH_MAP_INIT_STR(name, khval_t)                               \
     KHASH_INIT(name, kh_cstr_t, khval_t, 1, kh_str_hash_func, kh_str_hash_equal)
 
-#endif /* __AC_KHASH_H */
\ No newline at end of file
+#endif /* __AC_KHASH_H */
diff --git a/src/klib/klist.h b/src/klib/klist.h
index 349bc0e8..3a64a00f 100644
--- a/src/klib/klist.h
+++ b/src/klib/klist.h
@@ -114,4 +114,4 @@
 #define kl_pushp(name, kl) kl_pushp_##name(kl)
 #define kl_shift(name, kl, d) kl_shift_##name(kl, d)
 
-#endif
\ No newline at end of file
+#endif
diff --git a/src/klib/ksort.h b/src/klib/ksort.h
index 45213bfe..996902a9 100644
--- a/src/klib/ksort.h
+++ b/src/klib/ksort.h
@@ -275,4 +275,4 @@ typedef const char *ksstr_t;
 #define KSORT_INIT_GENERIC(type_t) KSORT_INIT(type_t, type_t, ks_lt_generic)
 #define KSORT_INIT_STR KSORT_INIT(str, ksstr_t, ks_lt_str)
 
-#endif
\ No newline at end of file
+#endif
diff --git a/src/klib/kvec.h b/src/klib/kvec.h
index c7201df4..3506dcee 100644
--- a/src/klib/kvec.h
+++ b/src/klib/kvec.h
@@ -83,4 +83,4 @@ int main() {
                           : (v).n <= (size_t)(i)? (v).n = (i) + 1 \
                           : 0), (v).a[(i)])
 
-#endif
\ No newline at end of file
+#endif
diff --git a/src/log/log.h b/src/log/log.h
index 8cfca9b1..d8c80412 100644
--- a/src/log/log.h
+++ b/src/log/log.h
@@ -59,4 +59,4 @@
 #define log_error(M, ...)
 #endif
 
-#endif
\ No newline at end of file
+#endif
diff --git a/src/scanner.h b/src/scanner.h
index d69e784b..a581b9b9 100644
--- a/src/scanner.h
+++ b/src/scanner.h
@@ -1,14 +1,10 @@
-
-
 #ifndef SCANNER_H
 #define SCANNER_H
 
-
 #ifdef __cplusplus
 extern "C" {
 #endif
 
-
 #include "token_types.h"
 #include "tokens.h"
 
@@ -19,4 +15,4 @@ tokenized_string_t *tokenize(const char *str);
 }
 #endif
 
-#endif
\ No newline at end of file
+#endif
diff --git a/src/sds/sds.c b/src/sds/sds.c
index 396a0715..5306f1ff 100644
--- a/src/sds/sds.c
+++ b/src/sds/sds.c
@@ -904,4 +904,4 @@ int main(void) {
     test_report()
     return 0;
 }
-#endif
\ No newline at end of file
+#endif
diff --git a/src/sds/sds.h b/src/sds/sds.h
index a9108b50..ab6fc9c0 100644
--- a/src/sds/sds.h
+++ b/src/sds/sds.h
@@ -98,4 +98,4 @@ void sdsIncrLen(sds s, int incr);
 sds sdsRemoveFreeSpace(sds s);
 size_t sdsAllocSize(sds s);
 
-#endif
\ No newline at end of file
+#endif
diff --git a/src/string_utils.h b/src/string_utils.h
index a41d77f0..720cdcc4 100644
--- a/src/string_utils.h
+++ b/src/string_utils.h
@@ -46,4 +46,4 @@ int contiguous_string_array_next_index(char_array *string_array, int i, size_t n
 }
 #endif
 
-#endif
\ No newline at end of file
+#endif
diff --git a/src/token_types.h b/src/token_types.h
index 27deadee..21741fcc 100644
--- a/src/token_types.h
+++ b/src/token_types.h
@@ -1,7 +1,6 @@
 #ifndef TOKEN_TYPES_H
 #define TOKEN_TYPES_H
 
-
 #ifdef __cplusplus
 extern "C" {
 #endif
@@ -64,4 +63,4 @@ extern "C" {
 }
 #endif
 
-#endif
\ No newline at end of file
+#endif
diff --git a/src/tokens.c b/src/tokens.c
index da258008..c2889b67 100644
--- a/src/tokens.c
+++ b/src/tokens.c
@@ -37,4 +37,4 @@ void tokenized_string_destroy(tokenized_string_t *self) {
     if (self->tokens)
         token_array_destroy(self->tokens);
     free(self);
-}
\ No newline at end of file
+}
diff --git a/src/tokens.h b/src/tokens.h
index c4cd96a7..f4563a63 100644
--- a/src/tokens.h
+++ b/src/tokens.h
@@ -38,4 +38,4 @@ void tokenized_string_destroy(tokenized_string_t *self);
 }
 #endif
 
-#endif
\ No newline at end of file
+#endif
diff --git a/src/vector.h b/src/vector.h
index 5b84edc0..964656c3 100644
--- a/src/vector.h
+++ b/src/vector.h
@@ -1,7 +1,6 @@
 #ifndef VECTOR_H
 #define VECTOR_H
 
-
 #ifdef __cplusplus
 extern "C" {
 #endif
@@ -63,4 +62,4 @@ extern "C" {
 }
 #endif
 
-#endif
\ No newline at end of file
+#endif