diff --git a/operators/churner/churner.go b/operators/churner/churner.go
index 6dba72dac4..c83e39370f 100644
--- a/operators/churner/churner.go
+++ b/operators/churner/churner.go
@@ -21,7 +21,7 @@ import (
 
 var (
 	bipMultiplier     = big.NewInt(10000)
-	secondsTillExpiry = 90 * time.Second
+	secondsTillExpiry = 3600 * time.Second
 )
 
 type ChurnRequest struct {
@@ -285,7 +285,7 @@ func (c *churner) sign(ctx context.Context, operatorToRegisterAddress gethcommon
 	var salt [32]byte
 	copy(salt[:], saltKeccak256)
 
-	// set expiry to 90s in the future
+	// set expiry to 3600s in the future
 	expiry := big.NewInt(now.Add(secondsTillExpiry).Unix())
 
 	// sign and return signature
diff --git a/operators/churner/server.go b/operators/churner/server.go
index 73820eef1a..dc8e26fc90 100644
--- a/operators/churner/server.go
+++ b/operators/churner/server.go
@@ -71,7 +71,7 @@ func (s *Server) Churn(ctx context.Context, req *pb.ChurnRequest) (*pb.ChurnRepl
 	// Global rate limiting: check that we are after the previous approval's expiry
 	if now.Unix() < s.latestExpiry {
 		s.metrics.IncrementFailedRequestNum("Churn", FailReasonPrevApprovalNotExpired)
-		return nil, api.NewResourceExhaustedError(fmt.Sprintf("previous approval not expired, retry in %d", s.latestExpiry-now.Unix()))
+		return nil, api.NewResourceExhaustedError(fmt.Sprintf("previous approval not expired, retry in %d seconds", s.latestExpiry-now.Unix()))
 	}
 
 	request, err := createChurnRequest(req)
diff --git a/operators/churner/server_test.go b/operators/churner/server_test.go
index 0c70108f49..00fb2ad851 100644
--- a/operators/churner/server_test.go
+++ b/operators/churner/server_test.go
@@ -92,7 +92,7 @@ func TestChurn(t *testing.T) {
 	// retry prior to expiry should fail
 	_, err = s.Churn(ctx, request)
 	assert.NotNil(t, err)
-	assert.Equal(t, err.Error(), "rpc error: code = ResourceExhausted desc = previous approval not expired, retry in 90")
+	assert.Equal(t, err.Error(), "rpc error: code = ResourceExhausted desc = previous approval not expired, retry in 3600 seconds")
 }
 
 func TestChurnWithInvalidQuorum(t *testing.T) {