diff --git a/Source/Core/Core/DSP/Interpreter/DSPIntArithmetic.cpp b/Source/Core/Core/DSP/Interpreter/DSPIntArithmetic.cpp
index 90199d74d9..5ada6bb669 100644
--- a/Source/Core/Core/DSP/Interpreter/DSPIntArithmetic.cpp
+++ b/Source/Core/Core/DSP/Interpreter/DSPIntArithmetic.cpp
@@ -81,7 +81,7 @@ void Interpreter::andf(const UDSPInstruction opc)
 
 // TST
 // 1011 r001 xxxx xxxx
-// Test accumulator %acR.
+// Test accumulator $acR.
 //
 // flags out: --xx xx00
 void Interpreter::tst(const UDSPInstruction opc)
diff --git a/Source/Core/Core/DSP/Jit/x64/DSPJitArithmetic.cpp b/Source/Core/Core/DSP/Jit/x64/DSPJitArithmetic.cpp
index 37e8a4385e..a0185f73a2 100644
--- a/Source/Core/Core/DSP/Jit/x64/DSPJitArithmetic.cpp
+++ b/Source/Core/Core/DSP/Jit/x64/DSPJitArithmetic.cpp
@@ -126,7 +126,7 @@ void DSPEmitter::andf(const UDSPInstruction opc)
 
 // TST
 // 1011 r001 xxxx xxxx
-// Test accumulator %acR.
+// Test accumulator $acR.
 //
 // flags out: --xx xx00
 void DSPEmitter::tst(const UDSPInstruction opc)