diff --git a/Instruction-Set.md b/Instruction-Set.md
index e5ef865..12cdfbb 100644
--- a/Instruction-Set.md
+++ b/Instruction-Set.md
@@ -1,4 +1,7 @@
 # Instruction set
+The [instruction table](#instruction-table-with-affected-flags) is sorted alphabetically.
+
+The [instructions section](#instructions) is sorted numerically (on opcode).
 
 ### Instruction table with affected flags
 | Instruction mnemonic | Operands | Opcode | `C Z S O B` |