diff --git a/src/scripting/vm/jit_load.cpp b/src/scripting/vm/jit_load.cpp
index 5fdbdbaf1..1f7589271 100644
--- a/src/scripting/vm/jit_load.cpp
+++ b/src/scripting/vm/jit_load.cpp
@@ -16,9 +16,9 @@ void JitCompiler::EmitLK()
 
 void JitCompiler::EmitLKF()
 {
-	auto tmp = cc.newIntPtr();
-	cc.mov(tmp, ToMemAddress(konstf + BC));
-	cc.movsd(regF[A], asmjit::x86::qword_ptr(tmp));
+	auto base = cc.newIntPtr();
+	cc.mov(base, ToMemAddress(konstf + BC));
+	cc.movsd(regF[A], asmjit::x86::qword_ptr(base));
 }
 
 void JitCompiler::EmitLKS()
@@ -36,14 +36,16 @@ void JitCompiler::EmitLKP()
 
 void JitCompiler::EmitLK_R()
 {
-	cc.mov(regD[A], asmjit::x86::ptr(ToMemAddress(konstd + C), regD[B], 2));
+	auto base = cc.newIntPtr();
+	cc.mov(base, ToMemAddress(konstd + C));
+	cc.mov(regD[A], asmjit::x86::ptr(base, regD[B], 2));
 }
 
 void JitCompiler::EmitLKF_R()
 {
-	auto tmp = cc.newIntPtr();
-	cc.mov(tmp, ToMemAddress(konstf + C));
-	cc.movsd(regF[A], asmjit::x86::qword_ptr(tmp, regD[B], 3));
+	auto base = cc.newIntPtr();
+	cc.mov(base, ToMemAddress(konstf + C));
+	cc.movsd(regF[A], asmjit::x86::qword_ptr(base, regD[B], 3));
 }
 
 void JitCompiler::EmitLKS_R()
@@ -68,7 +70,9 @@ void JitCompiler::EmitLKS_R()
 
 void JitCompiler::EmitLKP_R()
 {
-	cc.mov(regA[A], asmjit::x86::ptr(ToMemAddress(konsta + C), regD[B], 2));
+	auto base = cc.newIntPtr();
+	cc.mov(base, ToMemAddress(konsta + C));
+	cc.mov(regA[A], asmjit::x86::ptr(base, regD[B], 2));
 }
 
 void JitCompiler::EmitLFP()
diff --git a/src/scripting/vm/jitintern.h b/src/scripting/vm/jitintern.h
index be8abec7f..e19b5c6c2 100644
--- a/src/scripting/vm/jitintern.h
+++ b/src/scripting/vm/jitintern.h
@@ -65,9 +65,9 @@ private:
 		pc++; // This instruction uses two instruction slots - skip the next one
 	}
 
-	static int64_t ToMemAddress(const void *d)
+	static uint64_t ToMemAddress(const void *d)
 	{
-		return (int64_t)(ptrdiff_t)d;
+		return (uint64_t)(ptrdiff_t)d;
 	}
 
 	void CallSqrt(const asmjit::X86Xmm &a, const asmjit::X86Xmm &b);