diff --git a/foxglove/shared/defs/src/generateRosTsGeneratorConfig.ts b/foxglove/shared/defs/src/generateRosTsGeneratorConfig.ts
index 6cb42447..7bc7f01e 100644
--- a/foxglove/shared/defs/src/generateRosTsGeneratorConfig.ts
+++ b/foxglove/shared/defs/src/generateRosTsGeneratorConfig.ts
@@ -1,4 +1,4 @@
-import { readdirSync, statSync, writeFileSync } from "fs";
+import { existsSync, readdirSync, statSync, writeFileSync } from "fs";
 import { join } from "path";
 
 /**
@@ -21,8 +21,11 @@ export function generateRosTsGeneratorConfig(
     .map((name) => join(rosSharePath, name))
     .filter((path) => statSync(path).isDirectory());
 
-  // Filter directories to only include those ending in '_srvs' or '_msgs'
-  const filteredDirectories = allDirectories.filter((dir) => dir.endsWith("_srvs") || dir.endsWith("_msgs"));
+  const filteredDirectories = allDirectories.filter(
+    (dir) =>
+      (dir.endsWith("_srvs") || dir.endsWith("_msgs") || dir.endsWith("_interfaces")) &&
+      (existsSync(join(dir, "msg")) || existsSync(join(dir, "srv"))),
+  );
 
   // Create the JSON configuration object
   const outputData = {