diff --git a/Processors/65816/Implementation/65816Implementation.hpp b/Processors/65816/Implementation/65816Implementation.hpp
index 742eb0796..c2f28ef4b 100644
--- a/Processors/65816/Implementation/65816Implementation.hpp
+++ b/Processors/65816/Implementation/65816Implementation.hpp
@@ -171,6 +171,10 @@ template <typename BusHandler> void Processor<BusHandler>::run_for(const Cycles
 				data_buffer_ = instruction_buffer_;
 			continue;
 
+			case OperationCopyDataToInstruction:
+				instruction_buffer_ = data_buffer_;
+			continue;
+
 			case OperationCopyAToData:
 				if(m_flag()) {
 					data_buffer_.size = 1;
diff --git a/Processors/65816/Implementation/65816Storage.cpp b/Processors/65816/Implementation/65816Storage.cpp
index 0fe70c498..e451ee3ad 100644
--- a/Processors/65816/Implementation/65816Storage.cpp
+++ b/Processors/65816/Implementation/65816Storage.cpp
@@ -428,6 +428,7 @@ struct CPU::WDC65816::ProcessorStorageConstructor {
 		target(CycleFetchIncrementData);				// AAL.
 		target(CycleFetchData);							// AAH.
 
+		target(OperationCopyDataToInstruction);
 		target(OperationConstructAbsoluteYRead);
 		target(CycleFetchIncorrectDataAddress);			// IO.
 
diff --git a/Processors/65816/Implementation/65816Storage.hpp b/Processors/65816/Implementation/65816Storage.hpp
index be4079fc6..ff9206653 100644
--- a/Processors/65816/Implementation/65816Storage.hpp
+++ b/Processors/65816/Implementation/65816Storage.hpp
@@ -112,8 +112,9 @@ enum MicroOp: uint8_t {
 
 	/// Copies the current program counter to the data buffer.
 	OperationCopyPCToData,
-	OperationCopyInstructionToData,
 	OperationCopyDataToPC,
+	OperationCopyInstructionToData,
+	OperationCopyDataToInstruction,
 
 	/// Copies the current PBR to the data buffer.
 	OperationCopyPBRToData,