diff --git a/android/module.go b/android/module.go
index 02706ec..d98998d 100644
--- a/android/module.go
+++ b/android/module.go
@@ -409,7 +409,7 @@
 	PackageFile(installPath InstallPath, name string, srcPath Path) PackagingSpec
 
 	CheckbuildFile(srcPath Path)
-	TidyFile(srcPath Path)
+	TidyFile(srcPath WritablePath)
 
 	InstallInData() bool
 	InstallInTestcases() bool
@@ -1190,7 +1190,7 @@
 	installFiles         InstallPaths
 	installFilesDepSet   *installPathsDepSet
 	checkbuildFiles      Paths
-	tidyFiles            Paths
+	tidyFiles            WritablePaths
 	packagingSpecs       []PackagingSpec
 	packagingSpecsDepSet *packagingSpecsDepSet
 	noticeFiles          Paths
@@ -1764,7 +1764,7 @@
 func (m *ModuleBase) generateModuleTarget(ctx ModuleContext) {
 	var allInstalledFiles InstallPaths
 	var allCheckbuildFiles Paths
-	var allTidyFiles Paths
+	var allTidyFiles WritablePaths
 	ctx.VisitAllModuleVariants(func(module Module) {
 		a := module.base()
 		allInstalledFiles = append(allInstalledFiles, a.installFiles...)
@@ -1795,7 +1795,7 @@
 
 	if len(allTidyFiles) > 0 {
 		name := namespacePrefix + ctx.ModuleName() + "-tidy"
-		ctx.Phony(name, allTidyFiles...)
+		ctx.Phony(name, allTidyFiles.Paths()...)
 		m.tidyTarget = PathForPhony(ctx, name)
 		deps = append(deps, m.tidyTarget)
 	}
@@ -2207,7 +2207,7 @@
 	packagingSpecs  []PackagingSpec
 	installFiles    InstallPaths
 	checkbuildFiles Paths
-	tidyFiles       Paths
+	tidyFiles       WritablePaths
 	module          Module
 	phonies         map[string]Paths
 
@@ -2942,7 +2942,7 @@
 	m.checkbuildFiles = append(m.checkbuildFiles, srcPath)
 }
 
-func (m *moduleContext) TidyFile(srcPath Path) {
+func (m *moduleContext) TidyFile(srcPath WritablePath) {
 	m.tidyFiles = append(m.tidyFiles, srcPath)
 }