diff --git a/src/scripting/vm/jit.cpp b/src/scripting/vm/jit.cpp
index e239e76c3..a818960ba 100644
--- a/src/scripting/vm/jit.cpp
+++ b/src/scripting/vm/jit.cpp
@@ -270,7 +270,7 @@ void JitCompiler::EmitThrowException(EVMAbortException reason)
 
 	// Update JitExceptionInfo struct
 	cc.mov(x86::dword_ptr(exceptInfo, 0 * 4), (int32_t)reason);
-#ifdef ASMJIT_ARCH_X64
+#ifdef ASMJIT_ARCH_64BIT
 	cc.mov(x86::qword_ptr(exceptInfo, 4 * 4), ToMemAddress(pc));
 #else
 	cc.mov(x86::dword_ptr(exceptInfo, 4 * 4), ToMemAddress(pc));
@@ -289,7 +289,7 @@ void JitCompiler::EmitThrowException(EVMAbortException reason, asmjit::X86Gp arg
 	// Update JitExceptionInfo struct
 	cc.mov(x86::dword_ptr(exceptInfo, 0 * 4), (int32_t)reason);
 	cc.mov(x86::dword_ptr(exceptInfo, 1 * 4), arg1);
-#ifdef ASMJIT_ARCH_X64
+#ifdef ASMJIT_ARCH_64BIT
 	cc.mov(x86::qword_ptr(exceptInfo, 4 * 4), ToMemAddress(pc));
 #else
 	cc.mov(x86::dword_ptr(exceptInfo, 4 * 4), ToMemAddress(pc));
diff --git a/src/scripting/vm/jit_flow.cpp b/src/scripting/vm/jit_flow.cpp
index 1db547d99..6a9898c7b 100644
--- a/src/scripting/vm/jit_flow.cpp
+++ b/src/scripting/vm/jit_flow.cpp
@@ -199,7 +199,7 @@ void JitCompiler::EmitRET()
 			break;
 		}
 		case REGT_POINTER:
-			#ifdef ASMJIT_ARCH_X64
+			#ifdef ASMJIT_ARCH_64BIT
 			if (regtype & REGT_KONST)
 				cc.mov(x86::qword_ptr(location), ToMemAddress(konsta[regnum].v));
 			else
diff --git a/src/scripting/vm/jit_load.cpp b/src/scripting/vm/jit_load.cpp
index 50ab180dd..7d9d6cfab 100644
--- a/src/scripting/vm/jit_load.cpp
+++ b/src/scripting/vm/jit_load.cpp
@@ -52,7 +52,7 @@ void JitCompiler::EmitLKS_R()
 	auto base = cc.newIntPtr();
 	cc.mov(base, ToMemAddress(konsts + C));
 	auto ptr = cc.newIntPtr();
-#ifdef ASMJIT_ARCH_X64
+#ifdef ASMJIT_ARCH_64BIT
 	static_assert(sizeof(FString) == 8, "sizeof(FString) needs to be 8");
 	cc.lea(ptr, asmjit::x86::ptr(base, regD[B], 3));
 #else
@@ -68,7 +68,7 @@ void JitCompiler::EmitLKP_R()
 {
 	auto base = cc.newIntPtr();
 	cc.mov(base, ToMemAddress(konsta + C));
-#ifdef ASMJIT_ARCH_X64
+#ifdef ASMJIT_ARCH_64BIT
 	static_assert(sizeof(FVoidObj) == 8, "sizeof(FVoidObj) needs to be 8");
 	cc.mov(regA[A], asmjit::x86::ptr(base, regD[B], 3));
 #else