diff --git a/sandbox/linux/suid/client/setuid_sandbox_client.cc b/sandbox/linux/suid/client/setuid_sandbox_client.cc
index 740823a..224f754 100644
--- a/sandbox/linux/suid/client/setuid_sandbox_client.cc
+++ b/sandbox/linux/suid/client/setuid_sandbox_client.cc
@@ -129,7 +129,7 @@
   // We need to reap the chroot helper process in any event.
   pid_t helper_pid = GetHelperPID(env_);
   // If helper_pid is -1 we wait for any child.
-  if (waitpid(helper_pid, NULL, 0) < 0) {
+  if (HANDLE_EINTR(waitpid(helper_pid, NULL, 0)) < 0) {
     PLOG(ERROR) << "Failed to wait for setuid helper to die";
     return false;
   }
@@ -182,4 +182,3 @@
 }
 
 }  // namespace sandbox
-