diff --git a/test/Nirum/Targets/PythonSpec.hs b/test/Nirum/Targets/PythonSpec.hs
index 6500452..00e7f19 100644
--- a/test/Nirum/Targets/PythonSpec.hs
+++ b/test/Nirum/Targets/PythonSpec.hs
@@ -59,16 +59,16 @@ import Nirum.Targets.Python ( Source (Source)
                             , addOptionalDependency
                             , compilePrimitiveType
                             , compileTypeExpression
+                            , insertLocalImport
+                            , insertStandardImport
+                            , insertThirdPartyImports
                             , minimumRuntime
+                            , runCodeGen
                             , stringLiteral
                             , toAttributeName
                             , toClassName
                             , toNamePair
                             , unionInstallRequires
-                            , insertLocalImport
-                            , insertStandardImport
-                            , insertThirdPartyImports
-                            , runCodeGen
                             )
 
 codeGen :: a -> CodeGen a