diff --git a/lib/bitescript/bytecode.rb b/lib/bitescript/bytecode.rb
index 13c8b61..b9e48c5 100644
--- a/lib/bitescript/bytecode.rb
+++ b/lib/bitescript/bytecode.rb
@@ -299,7 +299,8 @@ def #{const_down}(cls, name, *call_sig)
           "T_DOUBLE", "DOUBLE", "ACC_STRICT", "NULL", "T_FLOAT", "ACC_FINAL",
           "F_SAME1", "ACC_NATIVE", "F_NEW", "T_CHAR", "T_INT", "ACC_VOLATILE",
           "V1_6", "V1_5", "V1_4", "V1_3", "V1_2", "V1_1", "UNINITIALIZED_THIS",
-          "TOP", "T_SHORT", "INVOKEDYNAMIC_OWNER", "V1_7", "ASM4", "ASM5", "V1_8", "ACC_MANDATED"
+          "TOP", "T_SHORT", "INVOKEDYNAMIC_OWNER", "V1_7", "ASM4", "ASM5", "V1_8", "ACC_MANDATED",
+          "V_PREVIEW_EXPERIMENTAL", "V9", "ASM7_EXPERIMENTAL", "ACC_TRANSITIVE", "V10", "V12", "V11", "ASM6", "ACC_OPEN", "ACC_STATIC_PHASE", "ACC_MODULE"
           
         # non-instructions