diff --git a/Android.bp b/Android.bp
index 8b7f2e7..ce08cd5 100644
--- a/Android.bp
+++ b/Android.bp
@@ -19,9 +19,11 @@
 
 genrule {
     name: "ltp_syscalls_h",
-    tool_files: ["include/lapi/syscalls/regen.sh"],
+    tool_files: [
+        "include/lapi/syscalls/regen.sh",
+        "include/lapi/syscalls/*.in",
+    ],
     cmd: "$(location) $(genDir)/lapi/syscalls.h",
-    srcs: ["include/lapi/syscalls/*.in"],
     out: ["lapi/syscalls.h"],
 }