diff --git a/Source/Core/Core/PowerPC/Interpreter/Interpreter_Integer.cpp b/Source/Core/Core/PowerPC/Interpreter/Interpreter_Integer.cpp
index 37b1a46e8e..954cc26205 100644
--- a/Source/Core/Core/PowerPC/Interpreter/Interpreter_Integer.cpp
+++ b/Source/Core/Core/PowerPC/Interpreter/Interpreter_Integer.cpp
@@ -329,7 +329,7 @@ void Interpreter::orcx(UGeckoInstruction _inst)
 void Interpreter::slwx(UGeckoInstruction _inst)
 {
 	u32 amount = rGPR[_inst.RB];
-	rGPR[_inst.RA] = (amount & 0x20) ? 0 : rGPR[_inst.RS] << amount;
+	rGPR[_inst.RA] = (amount & 0x20) ? 0 : rGPR[_inst.RS] << (amount & 0x1f);
 
 	if (_inst.Rc)
 		Helper_UpdateCR0(rGPR[_inst.RA]);
diff --git a/Source/Core/Core/PowerPC/Jit64/Jit_Integer.cpp b/Source/Core/Core/PowerPC/Jit64/Jit_Integer.cpp
index a272d120dd..c0015a19e0 100644
--- a/Source/Core/Core/PowerPC/Jit64/Jit_Integer.cpp
+++ b/Source/Core/Core/PowerPC/Jit64/Jit_Integer.cpp
@@ -1680,7 +1680,7 @@ void Jit64::slwx(UGeckoInstruction inst)
 	if (gpr.R(b).IsImm() && gpr.R(s).IsImm())
 	{
 		u32 amount = (u32)gpr.R(b).offset;
-		gpr.SetImmediate32(a, (amount & 0x20) ? 0 : (u32)gpr.R(s).offset << amount);
+		gpr.SetImmediate32(a, (amount & 0x20) ? 0 : (u32)gpr.R(s).offset << (amount & 0x1f));
 		if (inst.Rc)
 			ComputeRC(gpr.R(a));
 	}