diff --git a/scripts/build-declarations.js b/scripts/build-declarations.js
index a9846fe..88a6b97 100755
--- a/scripts/build-declarations.js
+++ b/scripts/build-declarations.js
@@ -10,11 +10,13 @@ function main() {
   const isTool = path.dirname(scriptfile) == "tools";
   const contents = fs.readFileSync(process.argv[2], "utf8");
   const functions = extractFunctions(contents, isTool);
-  let declarations = functions.map(({ funcName, jsdoc }) => {
+  let declarations = [];
+  for (const { funcName, jsdoc } of functions) {
     const { description, params } = parseJsDoc(jsdoc, funcName);
+    if (!description) continue;
     const declaration = buildDeclaration(funcName, description, params);
-    return declaration;
-  });
+    declarations.push(declaration);
+  }
   if (isTool) {
     const name = getBasename(scriptfile);
     if (declarations.length > 0) {
diff --git a/scripts/build-declarations.py b/scripts/build-declarations.py
index 72b6aff..3b70e8d 100755
--- a/scripts/build-declarations.py
+++ b/scripts/build-declarations.py
@@ -22,6 +22,8 @@ def main(is_tool=True):
     for function in functions:
         func_name, docstring, func_args = function
         description, params = parse_docstring(docstring)
+        if not description:
+            continue
         declarations.append(
             build_declaration(func_name, description, params, func_args)
         )
@@ -42,10 +44,10 @@ def extract_functions(contents: str, is_tool: bool):
         if not isinstance(node, ast.FunctionDef):
             continue
         func_name = node.name
-        if func_name.startswith("_"):
-            continue
         if is_tool and func_name != TOOL_ENTRY_FUNC:
             continue
+        if func_name.startswith("_"):
+            continue
         docstring = ast.get_docstring(node) or ""
         func_args = OrderedDict()
         for arg in node.args.args:
diff --git a/scripts/build-declarations.sh b/scripts/build-declarations.sh
index f01ad7d..af23590 100755
--- a/scripts/build-declarations.sh
+++ b/scripts/build-declarations.sh
@@ -59,7 +59,7 @@ build_declarations() {
             parameters: parse_parameter([.flag_options[] | select(.id != "help" and .id != "version")])
         };
     [
-        .[] | parse_declaration | select(.name | startswith("_") | not)
+        .[] | parse_declaration | select(.name | startswith("_") | not) | select(.description != "")
     ]'
 }