diff --git a/allocator.h b/allocator.h
index 5644d4f..81ee097 100644
--- a/allocator.h
+++ b/allocator.h
@@ -7,17 +7,17 @@
 // Contains all operations an allocator can do. Similar interface to sdtlibs
 // malloc, realloc and free.
 typedef struct allocator_vtbl {
-	void *(*alloc)(void *this, size_t bytes, const char *file, int line);
-	void *(*resize)(void *this, void *old_ptr, size_t bytes, const char *file, int line);
-	void (*free)(void *this, void *ptr, const char *file, int line);
+    void *(*alloc)(void *this, size_t bytes, const char *file, int line);
+    void *(*resize)(void *this, void *old_ptr, size_t bytes, const char *file, int line);
+    void (*free)(void *this, void *ptr, const char *file, int line);
 } allocator_vtbl_t;
 
 // An instance of an allocator.
 typedef struct allocator {
-	// pointer to the behind-the-scenes data that an allocator may store.
-	void *const this;
-	// pointer to the method implementations of an allocator.
-	const allocator_vtbl_t *const vtbl;
+    // pointer to the behind-the-scenes data that an allocator may store.
+    void *const this;
+    // pointer to the method implementations of an allocator.
+    const allocator_vtbl_t *const vtbl;
 } allocator_t;
 
 void *allocator_alloc_func(allocator_t this, size_t bytes, const char *file, int line);
@@ -32,13 +32,13 @@ extern const allocator_t allocator_stdlib;
 #ifdef ALLOCATOR_IMPLEMENTATION
 
 void *allocator_alloc_func(allocator_t this, size_t bytes, const char *file, int line) {
-	return this.vtbl->alloc(this.this, bytes, file, line);
+    return this.vtbl->alloc(this.this, bytes, file, line);
 }
 void *allocator_resize_func(allocator_t this, void *old_ptr, size_t bytes, const char *file, int line) {
-	return this.vtbl->resize(this.this, old_ptr, bytes, file, line);
+    return this.vtbl->resize(this.this, old_ptr, bytes, file, line);
 }
 void allocator_free_func(allocator_t this, void *ptr, const char *file, int line) {
-	this.vtbl->free(this.this, ptr, file, line);
+    this.vtbl->free(this.this, ptr, file, line);
 }
 
 #include "std_allocator.c"
diff --git a/std_allocator.c b/std_allocator.c
index 03d6386..23398d7 100644
--- a/std_allocator.c
+++ b/std_allocator.c
@@ -1,32 +1,32 @@
 #include "allocator.h"
 
 static void *stdlib_alloc(void *this, size_t bytes, const char *file, int line) {
-	(void)this;
-	(void)file;
-	(void)line;
-	return malloc(bytes);
+    (void)this;
+    (void)file;
+    (void)line;
+    return malloc(bytes);
 }
 static void *stdlib_resize(void *this, void *old_ptr, size_t bytes, const char *file, int line) {
-	(void)this;
-	(void)file;
-	(void)line;
-	return realloc(old_ptr, bytes);
+    (void)this;
+    (void)file;
+    (void)line;
+    return realloc(old_ptr, bytes);
 }
 static void stdlib_free(void *this, void *ptr, const char *file, int line) {
-	(void)this;
-	(void)file;
-	(void)line;
-	free(ptr);
+    (void)this;
+    (void)file;
+    (void)line;
+    free(ptr);
 }
 
 static const allocator_vtbl_t stdlib_vtbl = {
-	.alloc = stdlib_alloc,
-	.resize = stdlib_resize,
-	.free = stdlib_free,
+    .alloc = stdlib_alloc,
+    .resize = stdlib_resize,
+    .free = stdlib_free,
 };
 
 const allocator_t allocator_stdlib = (allocator_t) {
-	.this=NULL,
-	.vtbl=&stdlib_vtbl,
+    .this=NULL,
+    .vtbl=&stdlib_vtbl,
 };
 
diff --git a/test_std_allocator.c b/test_std_allocator.c
index cfde117..3d174e4 100644
--- a/test_std_allocator.c
+++ b/test_std_allocator.c
@@ -3,12 +3,12 @@
 #include "allocator.h"
 
 Test(std_allocator, test) {
-	allocator_t this = allocator_stdlib;
-	void *ptr = allocator_alloc(this, 10);
-	cr_assert(ptr != ((void *)0), "non null from malloc");
-	void *new_ptr = allocator_resize(this, ptr, 1024*1024*500);
-	cr_assert(new_ptr != ((void *)0), "non null from realloc");
-	cr_assert(new_ptr != ptr, "realloc is not the same ptr as malloc");
+    allocator_t this = allocator_stdlib;
+    void *ptr = allocator_alloc(this, 10);
+    cr_assert(ptr != ((void *)0), "non null from malloc");
+    void *new_ptr = allocator_resize(this, ptr, 1024*1024*500);
+    cr_assert(new_ptr != ((void *)0), "non null from realloc");
+    cr_assert(new_ptr != ptr, "realloc is not the same ptr as malloc");
 
-	allocator_free(this, new_ptr);
+    allocator_free(this, new_ptr);
 }