diff --git a/src/lxc/criu.c b/src/lxc/criu.c
index 25e8d7082..b4ebf420b 100644
--- a/src/lxc/criu.c
+++ b/src/lxc/criu.c
@@ -47,7 +47,7 @@
 
 lxc_log_define(lxc_criu, lxc);
 
-void exec_criu(struct lxc_handler *handler, struct criu_opts *opts)
+static void exec_criu(struct criu_opts *opts)
 {
 	char **argv, log[PATH_MAX];
 	int static_args = 22, argc = 0, i, ret;
diff --git a/src/lxc/criu.h b/src/lxc/criu.h
index 75e63816d..ed6dc8141 100644
--- a/src/lxc/criu.h
+++ b/src/lxc/criu.h
@@ -58,8 +58,6 @@ struct criu_opts {
 	const char *cgroup_path;
 };
 
-void exec_criu(struct lxc_handler *handler, struct criu_opts *opts);
-
 /* Check and make sure the container has a configuration that we know CRIU can
  * dump. */
 bool criu_ok(struct lxc_container *c);