diff --git a/Common/include/Luau/Bytecode.h b/Common/include/Luau/Bytecode.h
index ba9d72a1..1ac68032 100644
--- a/Common/include/Luau/Bytecode.h
+++ b/Common/include/Luau/Bytecode.h
@@ -45,6 +45,7 @@
 // Version 2: Adds Proto::linedefined. Supported until 0.544.
 // Version 3: Adds FORGPREP/JUMPXEQK* and enhances AUX encoding for FORGLOOP. Removes FORGLOOP_NEXT/INEXT and JUMPIFEQK/JUMPIFNOTEQK. Currently supported.
 // Version 4: Adds Proto::flags, typeinfo, and floor division opcodes IDIV/IDIVK. Currently supported.
+// Version 5: Adds vector constants.  Currently supported.
 
 // Bytecode opcode, part of the instruction header
 enum LuauOpcode