diff --git a/java/app.go b/java/app.go
index 05fa505..a6b3408 100755
--- a/java/app.go
+++ b/java/app.go
@@ -752,6 +752,7 @@
 
 	android.InitAndroidMultiTargetsArchModule(module, android.DeviceSupported, android.MultilibCommon)
 	android.InitDefaultableModule(module)
+	android.InitApexModule(module)
 	return module
 }
 
diff --git a/java/java.go b/java/java.go
index 5afdc2f..4c6a5a5 100644
--- a/java/java.go
+++ b/java/java.go
@@ -627,12 +627,9 @@
 			}
 
 			linkType, _ := j.getLinkType(ctx.ModuleName())
-			if linkType == javaSystem {
+			// only platform modules can use internal props
+			if linkType != javaPlatform {
 				ret[idx] = stub
-			} else if linkType != javaPlatform {
-				ctx.PropertyErrorf("sdk_version",
-					"can't link against sysprop_library %q from a module using public or core API",
-					lib)
 			}
 		}