diff --git a/private/runas_app.te b/private/runas_app.te
index c1b354a..a5f47f4 100644
--- a/private/runas_app.te
+++ b/private/runas_app.te
@@ -14,7 +14,7 @@
 r_dir_file(runas_app, untrusted_app_all)
 
 # Allow lldb/ndk-gdb/simpleperf to ptrace attach to debuggable app processes.
-allow runas_app untrusted_app_all:process { ptrace signal sigstop };
+allow runas_app untrusted_app_all:process { ptrace sigkill signal sigstop };
 allow runas_app untrusted_app_all:unix_stream_socket connectto;
 
 # Allow executing system image simpleperf without a domain transition.