diff --git a/src/types/api.ts b/src/types/api.ts
index 219ba76..3262139 100644
--- a/src/types/api.ts
+++ b/src/types/api.ts
@@ -484,6 +484,7 @@ export type ToolName =
   | "file_delete"
   | "file_list"
   | "syntax_check"
+  | "iverilog"
   | "simulation"
   | "waveform_summary"
   | "waveform_trace"