diff --git a/java/java_test.go b/java/java_test.go
index 84f8d9b..72c4695 100644
--- a/java/java_test.go
+++ b/java/java_test.go
@@ -1177,12 +1177,12 @@
 
 	// check the existence of the internal modules
 	ctx.ModuleForTests("foo", "android_common")
-	ctx.ModuleForTests("foo"+sdkStubsLibrarySuffix, "android_common")
-	ctx.ModuleForTests("foo"+sdkStubsLibrarySuffix+sdkSystemApiSuffix, "android_common")
-	ctx.ModuleForTests("foo"+sdkStubsLibrarySuffix+sdkTestApiSuffix, "android_common")
-	ctx.ModuleForTests("foo"+sdkStubsSourceSuffix, "android_common")
-	ctx.ModuleForTests("foo"+sdkStubsSourceSuffix+sdkSystemApiSuffix, "android_common")
-	ctx.ModuleForTests("foo"+sdkStubsSourceSuffix+sdkTestApiSuffix, "android_common")
+	ctx.ModuleForTests(apiScopePublic.stubsLibraryModuleName("foo"), "android_common")
+	ctx.ModuleForTests(apiScopeSystem.stubsLibraryModuleName("foo"), "android_common")
+	ctx.ModuleForTests(apiScopeTest.stubsLibraryModuleName("foo"), "android_common")
+	ctx.ModuleForTests(apiScopePublic.stubsSourceModuleName("foo"), "android_common")
+	ctx.ModuleForTests(apiScopeSystem.stubsSourceModuleName("foo"), "android_common")
+	ctx.ModuleForTests(apiScopeTest.stubsSourceModuleName("foo"), "android_common")
 	ctx.ModuleForTests("foo"+sdkXmlFileSuffix, "android_common")
 	ctx.ModuleForTests("foo.api.public.28", "")
 	ctx.ModuleForTests("foo.api.system.28", "")
diff --git a/java/sdk_library.go b/java/sdk_library.go
index 68623e9..6d3309d 100644
--- a/java/sdk_library.go
+++ b/java/sdk_library.go
@@ -30,13 +30,8 @@
 )
 
 const (
-	sdkStubsLibrarySuffix = ".stubs"
-	sdkSystemApiSuffix    = ".system"
-	sdkTestApiSuffix      = ".test"
-	sdkStubsSourceSuffix  = ".stubs.source"
-	sdkApiSuffix          = ".api"
-	sdkXmlFileSuffix      = ".xml"
-	permissionsTemplate   = `<?xml version=\"1.0\" encoding=\"utf-8\"?>\n` +
+	sdkXmlFileSuffix    = ".xml"
+	permissionsTemplate = `<?xml version=\"1.0\" encoding=\"utf-8\"?>\n` +
 		`<!-- Copyright (C) 2018 The Android Open Source Project\n` +
 		`\n` +
 		`    Licensed under the Apache License, Version 2.0 (the \"License\");\n` +
@@ -192,15 +187,15 @@
 }
 
 func (scope *apiScope) stubsLibraryModuleName(baseName string) string {
-	return baseName + sdkStubsLibrarySuffix + scope.moduleSuffix
+	return baseName + ".stubs" + scope.moduleSuffix
 }
 
 func (scope *apiScope) stubsSourceModuleName(baseName string) string {
-	return baseName + sdkStubsSourceSuffix + scope.moduleSuffix
+	return baseName + ".stubs.source" + scope.moduleSuffix
 }
 
 func (scope *apiScope) apiModuleName(baseName string) string {
-	return baseName + sdkApiSuffix + scope.moduleSuffix
+	return baseName + ".api" + scope.moduleSuffix
 }
 
 func (scope *apiScope) String() string {
@@ -240,7 +235,7 @@
 			return &module.sdkLibraryProperties.System
 		},
 		apiFilePrefix:  "system-",
-		moduleSuffix:   sdkSystemApiSuffix,
+		moduleSuffix:   ".system",
 		sdkVersion:     "system_current",
 		droidstubsArgs: []string{"-showAnnotation android.annotation.SystemApi\\(client=android.annotation.SystemApi.Client.PRIVILEGED_APPS\\)"},
 	})
@@ -252,7 +247,7 @@
 			return &module.sdkLibraryProperties.Test
 		},
 		apiFilePrefix:  "test-",
-		moduleSuffix:   sdkTestApiSuffix,
+		moduleSuffix:   ".test",
 		sdkVersion:     "test_current",
 		droidstubsArgs: []string{"-showAnnotation android.annotation.TestApi"},
 		unstable:       true,