diff --git a/src/hyperloglog.c b/src/hyperloglog.c
index ef33979a..8ab9d2a3 100644
--- a/src/hyperloglog.c
+++ b/src/hyperloglog.c
@@ -401,11 +401,11 @@ uint64_t MurmurHash64A (const void * key, int len, unsigned int seed) {
         uint64_t k;
 
 #if (BYTE_ORDER == LITTLE_ENDIAN)
-	#ifdef USE_ALIGNED_ACCESS
-	memcpy(&k,data,sizeof(uint64_t));
-	#else
+    #ifdef USE_ALIGNED_ACCESS
+    memcpy(&k,data,sizeof(uint64_t));
+    #else
         k = *((uint64_t*)data);
-	#endif
+    #endif
 #else
         k = (uint64_t) data[0];
         k |= (uint64_t) data[1] << 8;