diff --git a/core/container/small_array/small_array.odin b/core/container/small_array/small_array.odin
index 8498da852..901ed419e 100644
--- a/core/container/small_array/small_array.odin
+++ b/core/container/small_array/small_array.odin
@@ -21,7 +21,7 @@ Example:
 	}
 */
 Small_Array :: struct($N: int, $T: typeid) where N >= 0 {
-	data: [N]T,
+	data: [N]T `fmt:",len"`,
 	len:  int,
 }