diff --git a/tests/tests/swfs/from_avmplus/ecma3/Statements/e12_6_3_1/test.toml b/tests/tests/swfs/from_avmplus/ecma3/Statements/e12_6_3_1/test.toml
index 29f3cef79022..cf6123969a1d 100644
--- a/tests/tests/swfs/from_avmplus/ecma3/Statements/e12_6_3_1/test.toml
+++ b/tests/tests/swfs/from_avmplus/ecma3/Statements/e12_6_3_1/test.toml
@@ -1,2 +1 @@
 num_ticks = 1
-known_failure = true