diff --git a/java/droiddoc.go b/java/droiddoc.go
index 787c4d7..1a70d49 100644
--- a/java/droiddoc.go
+++ b/java/droiddoc.go
@@ -599,6 +599,9 @@
 		case ".aidl":
 			javaFile := genAidl(ctx, srcFile, flags.aidlFlags)
 			outSrcFiles = append(outSrcFiles, javaFile)
+		case ".sysprop":
+			javaFile := genSysprop(ctx, srcFile)
+			outSrcFiles = append(outSrcFiles, javaFile)
 		default:
 			outSrcFiles = append(outSrcFiles, srcFile)
 		}