diff --git a/api/agent.go b/api/agent.go
index 34cfaa7ee..605592db9 100644
--- a/api/agent.go
+++ b/api/agent.go
@@ -442,7 +442,7 @@ func (a *Agent) DisableNodeMaintenance() error {
 // Monitor returns a channel which will receive streaming logs from the agent
 // Providing a non-nil stopCh can be used to close the connection and stop the
 // log stream
-func (a *Agent) Monitor(loglevel string, stopCh chan struct{}, q *QueryOptions) (chan string, error) {
+func (a *Agent) Monitor(loglevel string, stopCh <-chan struct{}, q *QueryOptions) (chan string, error) {
 	r := a.c.newRequest("GET", "/v1/agent/monitor")
 	r.setQueryOptions(q)
 	if loglevel != "" {
diff --git a/api/session.go b/api/session.go
index 36e99a389..6fcf00b1e 100644
--- a/api/session.go
+++ b/api/session.go
@@ -145,7 +145,7 @@ func (s *Session) Renew(id string, q *WriteOptions) (*SessionEntry, *WriteMeta,
 // RenewPeriodic is used to periodically invoke Session.Renew on a
 // session until a doneCh is closed. This is meant to be used in a long running
 // goroutine to ensure a session stays valid.
-func (s *Session) RenewPeriodic(initialTTL string, id string, q *WriteOptions, doneCh chan struct{}) error {
+func (s *Session) RenewPeriodic(initialTTL string, id string, q *WriteOptions, doneCh <-chan struct{}) error {
 	ttl, err := time.ParseDuration(initialTTL)
 	if err != nil {
 		return err