diff --git a/InstructionSets/68k/Decoder.cpp b/InstructionSets/68k/Decoder.cpp
index 3ca54ab04..28735d6d2 100644
--- a/InstructionSets/68k/Decoder.cpp
+++ b/InstructionSets/68k/Decoder.cpp
@@ -371,6 +371,15 @@ template <uint8_t op, bool validate> Preinstruction Predecoder<model>::decode(ui
 				AddressingMode::DataRegisterDirect, ea_register,
 				AddressingMode::ImmediateData, 0);
 
+		//
+		// MARK: SWAP
+		//
+		// b0–b2:		a data register.
+		//
+		case OpT(Operation::SWAP):
+			return Preinstruction(operation,
+				AddressingMode::DataRegisterDirect, ea_register);
+
 		//
 		// MARK: MOVEMtoMw, MOVEMtoMl, MOVEMtoRw, MOVEMtoRl
 		//