diff --git a/media/libmkv/EbmlBufferWriter.c b/media/libmkv/EbmlBufferWriter.c
index 8c26e80..5925504 100644
--- a/media/libmkv/EbmlBufferWriter.c
+++ b/media/libmkv/EbmlBufferWriter.c
@@ -14,21 +14,21 @@ Ebml_Serialize(EbmlGlobal *glob, const void *buffer_in, int buffer_size, unsigne
   /* buffer_size:
    * 1 - int8_t;
    * 2 - int16_t;
-   * 3 - int32_t;
-   * 4 - int64_t;
+   * 4 - int32_t;
+   * 8 - int64_t;
    */
   long i;
   for(i = len-1; i >= 0; i--) {
     unsigned char x;
     if (buffer_size == 1) {
       x = (char)(*(const int8_t *)buffer_in >> (i * 8));
-	} else if (buffer_size == 2) {
+    } else if (buffer_size == 2) {
       x = (char)(*(const int16_t *)buffer_in >> (i * 8));
-	} else if (buffer_size == 4) {
+    } else if (buffer_size == 4) {
       x = (char)(*(const int32_t *)buffer_in >> (i * 8));
-	} else if (buffer_size == 8) {
+    } else if (buffer_size == 8) {
       x = (char)(*(const int64_t *)buffer_in >> (i * 8));
-	}
+    }
     Ebml_Write(glob, &x, 1);
   }
 }
@@ -65,7 +65,7 @@ void Ebml_StartSubElement(EbmlGlobal *glob, EbmlLoc *ebmlLoc, unsigned long clas
   Ebml_WriteID(glob, class_id);
   ebmlLoc->offset = glob->offset;
   // todo this is always taking 8 bytes, this may need later optimization
-  Ebml_Serialize(glob, (void *)&unknownLen,sizeof(unknownLen), 8); // this is a key that says lenght unknown
+  Ebml_Serialize(glob, (void *)&unknownLen,sizeof(unknownLen), 8); // this is a key that says length unknown
 }
 
 void Ebml_EndSubElement(EbmlGlobal *glob, EbmlLoc *ebmlLoc) {