diff --git a/vm/primitives.hpp b/vm/primitives.hpp
index 36de59d089..fe3a89a991 100644
--- a/vm/primitives.hpp
+++ b/vm/primitives.hpp
@@ -37,7 +37,7 @@ namespace factor
 	_(callstack_for) \
 	_(callstack_to_array) \
 	_(check_datastack) \
-        _(clear_samples) \
+	_(clear_samples) \
 	_(clone) \
 	_(code_blocks) \
 	_(code_room) \
@@ -91,7 +91,7 @@ namespace factor
 	_(ftell) \
 	_(full_gc) \
 	_(fwrite) \
-        _(get_samples) \
+	_(get_samples) \
 	_(identity_hashcode) \
 	_(innermost_stack_frame_executing) \
 	_(innermost_stack_frame_scan) \
diff --git a/vm/utilities.hpp b/vm/utilities.hpp
index 67692d442b..da515d80ce 100755
--- a/vm/utilities.hpp
+++ b/vm/utilities.hpp
@@ -59,7 +59,7 @@ VM_C_API void *factor_memcpy(void *dst, void *src, size_t len);
 
 		#define FACTOR_ATOMIC_CAS(ptr, old_val, new_val) \
 			(InterlockedCompareExchange64( \
-                            reinterpret_cast<volatile LONG64 *>(ptr), new_val, old_val) == old_val)
+				reinterpret_cast<volatile LONG64 *>(ptr), new_val, old_val) == old_val)
 
 		#define FACTOR_ATOMIC_ADD(ptr, val) \
 			InterlockedAdd64(reinterpret_cast<volatile LONG64 *>(ptr), val)
@@ -71,7 +71,7 @@ VM_C_API void *factor_memcpy(void *dst, void *src, size_t len);
 
 		#define FACTOR_ATOMIC_CAS(ptr, old_val, new_val) \
 			(InterlockedCompareExchange( \
-                            reinterpret_cast<volatile LONG *>(ptr), new_val, old_val) == old_val)
+				reinterpret_cast<volatile LONG *>(ptr), new_val, old_val) == old_val)
 
 		#define FACTOR_ATOMIC_ADD(ptr, val) \
 			InterlockedAdd(reinterpret_cast<volatile LONG *>(ptr), val)