diff --git a/src/sysprofd/ipc-unwinder-impl.c b/src/sysprofd/ipc-unwinder-impl.c
index e6a0d7ab..2290377b 100644
--- a/src/sysprofd/ipc-unwinder-impl.c
+++ b/src/sysprofd/ipc-unwinder-impl.c
@@ -27,7 +27,6 @@
 #include <fcntl.h>
 
 #include <signal.h>
-#include <sys/prctl.h>
 #include <sys/socket.h>
 
 #include <glib/gstdio.h>
@@ -41,12 +40,6 @@ struct _IpcUnwinderImpl
   IpcUnwinderSkeleton parent_instance;
 };
 
-static void
-child_setup (gpointer data)
-{
-  prctl (PR_SET_PDEATHSIG, SIGKILL);
-}
-
 static void
 ipc_unwinder_impl_wait_cb (GObject      *object,
                            GAsyncResult *result,