diff --git a/tools/disasm_script.py b/tools/disasm_script.py
index 807b0629c8..8f857581a0 100755
--- a/tools/disasm_script.py
+++ b/tools/disasm_script.py
@@ -600,8 +600,15 @@ class ScriptDSLDisassembler(ScriptDisassembler):
         elif opcode == 0x41: self.write_line(f"{self.var(argv[0])} &=c {argv[1]:X};")
         elif opcode == 0x42: self.write_line(f"{self.var(argv[0])} |=c {argv[1]:X};")
         elif opcode == 0x43:
-            argv_str = ", ".join(self.var(arg) for arg in argv[1:])
-            self.write_line(f"{self.addr_ref(argv[0])}({argv_str});")
+            addr = argv[0]
+            if addr in self.symbol_map:
+                func_name = self.symbol_map[addr]
+
+                argv_str = ", ".join(self.var(arg) for arg in argv[1:])
+                self.write_line(f"{func_name}({argv_str});")
+            else:
+                print(f"script API function {addr:X} is not present in symbol_addrs.txt, please add it")
+                exit(1)
         elif opcode == 0x44: self.write_line(f"spawn {self.addr_ref(argv[0])};")
         elif opcode == 0x45: self.write_line(f"{self.var(argv[1])} = spawn {self.addr_ref(argv[0])};")
         elif opcode == 0x46: self.write_line(f"await {self.addr_ref(argv[0])};")