diff --git a/java/app.go b/java/app.go
index e9ef9eb..30cd6cb 100644
--- a/java/app.go
+++ b/java/app.go
@@ -498,9 +498,11 @@
 	a.bundleFile = bundleFile
 
 	// Install the app package.
-	ctx.InstallFile(a.installDir, a.outputFile.Base(), a.outputFile)
-	for _, extra := range a.extraOutputFiles {
-		ctx.InstallFile(a.installDir, extra.Base(), extra)
+	if (Bool(a.Module.properties.Installable) || ctx.Host()) && a.IsForPlatform() {
+		ctx.InstallFile(a.installDir, a.outputFile.Base(), a.outputFile)
+		for _, extra := range a.extraOutputFiles {
+			ctx.InstallFile(a.installDir, extra.Base(), extra)
+		}
 	}
 }