diff --git a/src/restrict_process_seccomp.c b/src/restrict_process_seccomp.c
index 27f62df..d0f0e55 100644
--- a/src/restrict_process_seccomp.c
+++ b/src/restrict_process_seccomp.c
@@ -450,6 +450,9 @@ int restrict_process_stdin(xmppipe_state_t *state) {
 #ifdef __NR_restart_syscall
       SC_ALLOW(restart_syscall),
 #endif
+#ifdef __NR_prctl
+      SC_ALLOW(prctl),
+#endif
 
       /* Default deny */
       BPF_STMT(BPF_RET + BPF_K, SECCOMP_FILTER_FAIL)};