diff --git a/java/aar.go b/java/aar.go
index b69b7c2..4a60f90 100644
--- a/java/aar.go
+++ b/java/aar.go
@@ -991,17 +991,17 @@
 
 	properties AARImportProperties
 
-	headerJarFile                      android.WritablePath
-	implementationJarFile              android.WritablePath
-	implementationAndResourcesJarFile  android.WritablePath
-	proguardFlags                      android.WritablePath
-	exportPackage                      android.WritablePath
+	headerJarFile                      android.Path
+	implementationJarFile              android.Path
+	implementationAndResourcesJarFile  android.Path
+	proguardFlags                      android.Path
+	exportPackage                      android.Path
 	transitiveAaptResourcePackagesFile android.Path
-	extraAaptPackagesFile              android.WritablePath
+	extraAaptPackagesFile              android.Path
 	manifest                           android.Path
-	assetsPackage                      android.WritablePath
-	rTxt                               android.WritablePath
-	rJar                               android.WritablePath
+	assetsPackage                      android.Path
+	rTxt                               android.Path
+	rJar                               android.Path
 
 	resourcesNodesDepSet *android.DepSet[*resourcesNode]
 	manifestsDepSet      *android.DepSet[android.Path]
@@ -1166,14 +1166,14 @@
 		a.manifest = extractedManifest
 	}
 
-	a.rTxt = extractedAARDir.Join(ctx, "R.txt")
-	a.assetsPackage = android.PathForModuleOut(ctx, "assets.zip")
-	a.proguardFlags = extractedAARDir.Join(ctx, "proguard.txt")
+	rTxt := extractedAARDir.Join(ctx, "R.txt")
+	assetsPackage := android.PathForModuleOut(ctx, "assets.zip")
+	proguardFlags := extractedAARDir.Join(ctx, "proguard.txt")
 	transitiveProguardFlags, transitiveUnconditionalExportedFlags := collectDepProguardSpecInfo(ctx)
 	android.SetProvider(ctx, ProguardSpecInfoProvider, ProguardSpecInfo{
 		ProguardFlagsFiles: android.NewDepSet[android.Path](
 			android.POSTORDER,
-			android.Paths{a.proguardFlags},
+			android.Paths{proguardFlags},
 			transitiveProguardFlags,
 		),
 		UnconditionallyExportedProguardFlags: android.NewDepSet[android.Path](
@@ -1186,15 +1186,19 @@
 	ctx.Build(pctx, android.BuildParams{
 		Rule:        unzipAAR,
 		Input:       a.aarPath,
-		Outputs:     android.WritablePaths{classpathFile, a.proguardFlags, extractedManifest, a.assetsPackage, a.rTxt},
+		Outputs:     android.WritablePaths{classpathFile, proguardFlags, extractedManifest, assetsPackage, rTxt},
 		Description: "unzip AAR",
 		Args: map[string]string{
 			"outDir":             extractedAARDir.String(),
 			"combinedClassesJar": classpathFile.String(),
-			"assetsPackage":      a.assetsPackage.String(),
+			"assetsPackage":      assetsPackage.String(),
 		},
 	})
 
+	a.proguardFlags = proguardFlags
+	a.assetsPackage = assetsPackage
+	a.rTxt = rTxt
+
 	// Always set --pseudo-localize, it will be stripped out later for release
 	// builds that don't want it.
 	compileFlags := []string{"--pseudo-localize"}
@@ -1202,10 +1206,10 @@
 	flata := compiledResDir.Join(ctx, "gen_res.flata")
 	aapt2CompileZip(ctx, flata, a.aarPath, "res", compileFlags)
 
-	a.exportPackage = android.PathForModuleOut(ctx, "package-res.apk")
+	exportPackage := android.PathForModuleOut(ctx, "package-res.apk")
 	proguardOptionsFile := android.PathForModuleGen(ctx, "proguard.options")
 	aaptRTxt := android.PathForModuleOut(ctx, "R.txt")
-	a.extraAaptPackagesFile = android.PathForModuleOut(ctx, "extra_packages")
+	extraAaptPackagesFile := android.PathForModuleOut(ctx, "extra_packages")
 
 	var linkDeps android.Paths
 
@@ -1241,13 +1245,16 @@
 	}
 
 	transitiveAssets := android.ReverseSliceInPlace(staticDeps.assets())
-	aapt2Link(ctx, a.exportPackage, nil, proguardOptionsFile, aaptRTxt,
+	aapt2Link(ctx, exportPackage, nil, proguardOptionsFile, aaptRTxt,
 		linkFlags, linkDeps, nil, overlayRes, transitiveAssets, nil, nil)
+	a.exportPackage = exportPackage
 
-	a.rJar = android.PathForModuleOut(ctx, "busybox/R.jar")
-	resourceProcessorBusyBoxGenerateBinaryR(ctx, a.rTxt, a.manifest, a.rJar, nil, true, nil, false)
+	rJar := android.PathForModuleOut(ctx, "busybox/R.jar")
+	resourceProcessorBusyBoxGenerateBinaryR(ctx, a.rTxt, a.manifest, rJar, nil, true, nil, false)
+	a.rJar = rJar
 
-	aapt2ExtractExtraPackages(ctx, a.extraAaptPackagesFile, a.rJar)
+	aapt2ExtractExtraPackages(ctx, extraAaptPackagesFile, a.rJar)
+	a.extraAaptPackagesFile = extraAaptPackagesFile
 
 	resourcesNodesDepSetBuilder := android.NewDepSetBuilder[*resourcesNode](android.TOPOLOGICAL)
 	resourcesNodesDepSetBuilder.Direct(&resourcesNode{
@@ -1330,8 +1337,9 @@
 
 	if len(staticHeaderJars) > 0 {
 		combineJars := append(android.Paths{classpathFile}, staticHeaderJars...)
-		a.headerJarFile = android.PathForModuleOut(ctx, "turbine-combined", jarName)
-		TransformJarsToJar(ctx, a.headerJarFile, "combine header jars", combineJars, android.OptionalPath{}, false, nil, nil)
+		headerJarFile := android.PathForModuleOut(ctx, "turbine-combined", jarName)
+		TransformJarsToJar(ctx, headerJarFile, "combine header jars", combineJars, android.OptionalPath{}, false, nil, nil)
+		a.headerJarFile = headerJarFile
 	} else {
 		a.headerJarFile = classpathFile
 	}