diff --git a/hy/__init__.py b/hy/__init__.py
index bd4d8a9..f86ddec 100644
--- a/hy/__init__.py
+++ b/hy/__init__.py
@@ -23,4 +23,5 @@ __appname__ = "hy"
 __version__ = "0.ALPHA.REALLY.1.0~pre0"
 
 
-import hy.importer
+import hy.importer  # NOQA
+# we import for side-effects.
diff --git a/hy/compiler.py b/hy/compiler.py
index b2c6f93..4b5ea1c 100644
--- a/hy/compiler.py
+++ b/hy/compiler.py
@@ -106,34 +106,23 @@ class HyASTCompiler(object):
         name = "_hy_anon_fn_%d" % (self.anon_fn_count)
         sig = expression.pop(0)
 
-        ret = ast.FunctionDef(
-            name=name,
-            lineno=expression.start_line,
-            col_offset=expression.start_column,
-            args=ast.arguments(
-                args=[
-                    ast.Name(
-                        arg=str(x),
-                        id=str(x),
-                        ctx=ast.Param(),
-                        lineno=x.start_line,
-                        col_offset=x.start_column
-                    ) for x in sig
-                ],
-                vararg=None,
-                kwarg=None,
-                kwonlyargs=[],
-                kw_defaults=[],
-                defaults=[]
-            ),
-            body=self._mangle_branch([self.compile(x) for x in expression]),
-            decorator_list=[]
-        )
+        ret = ast.FunctionDef(name=name, vararg=None, kwarg=None,
+                              kwonlyargs=[], kw_defaults=[], defaults=[],
+                              lineno=expression.start_line,
+                              col_offset=expression.start_column,
+                              args=ast.arguments(args=[
+                                  ast.Name(arg=str(x), id=str(x),
+                                           ctx=ast.Param(),
+                                           lineno=x.start_line,
+                                           col_offset=x.start_column)
+                                  for x in sig]),
+                              body=self._mangle_branch([
+                                  self.compile(x) for x in expression]),
+                              decorator_list=[])
 
         self.returnable = ret_status
         return ret
 
-
     @builds(HySymbol)
     def compile_symbol(self, symbol):
         return ast.Name(id=str(symbol), ctx=ast.Load(),
diff --git a/tests/compilers/test_ast.py b/tests/compilers/test_ast.py
index f9f7d6c..bc34f19 100644
--- a/tests/compilers/test_ast.py
+++ b/tests/compilers/test_ast.py
@@ -57,3 +57,9 @@ def test_ast_expression_basics():
         ))
 
     _ast_spotcheck("value.func.id", code, tree)
+
+
+def test_ast_anon_fns_basics():
+    """ Ensure anon fns work. """
+    code = hy_compile(tokenize("(fn (x) (* x x))")).body[0]
+    assert type(code) == ast.FunctionDef