diff --git a/src/croc/croc_test.go b/src/croc/croc_test.go
index cd7a7a83..41427647 100644
--- a/src/croc/croc_test.go
+++ b/src/croc/croc_test.go
@@ -29,7 +29,7 @@ func TestCrocReadme(t *testing.T) {
 	log.Debug("setting up sender")
 	sender, err := New(Options{
 		IsSender:      true,
-		SharedSecret:  "test",
+		SharedSecret:  "8123-testingthecroc",
 		Debug:         true,
 		RelayAddress:  "localhost:8081",
 		RelayPorts:    []string{"8081"},
@@ -37,6 +37,8 @@ func TestCrocReadme(t *testing.T) {
 		Stdout:        false,
 		NoPrompt:      true,
 		DisableLocal:  true,
+		Curve:         "siec",
+		Overwrite:     true,
 	})
 	if err != nil {
 		panic(err)
@@ -45,13 +47,15 @@ func TestCrocReadme(t *testing.T) {
 	log.Debug("setting up receiver")
 	receiver, err := New(Options{
 		IsSender:      false,
-		SharedSecret:  "test",
+		SharedSecret:  "8123-testingthecroc",
 		Debug:         true,
 		RelayAddress:  "localhost:8081",
 		RelayPassword: "pass123",
 		Stdout:        false,
 		NoPrompt:      true,
 		DisableLocal:  true,
+		Curve:         "siec",
+		Overwrite:     true,
 	})
 	if err != nil {
 		panic(err)
@@ -89,7 +93,7 @@ func TestCrocLocal(t *testing.T) {
 	log.Debug("setting up sender")
 	sender, err := New(Options{
 		IsSender:      true,
-		SharedSecret:  "test",
+		SharedSecret:  "8123-testingthecroc",
 		Debug:         true,
 		RelayAddress:  "localhost:8181",
 		RelayPorts:    []string{"8181", "8182"},
@@ -97,6 +101,8 @@ func TestCrocLocal(t *testing.T) {
 		Stdout:        true,
 		NoPrompt:      true,
 		DisableLocal:  false,
+		Curve:         "siec",
+		Overwrite:     true,
 	})
 	if err != nil {
 		panic(err)
@@ -106,13 +112,15 @@ func TestCrocLocal(t *testing.T) {
 	log.Debug("setting up receiver")
 	receiver, err := New(Options{
 		IsSender:      false,
-		SharedSecret:  "test",
+		SharedSecret:  "8123-testingthecroc",
 		Debug:         true,
 		RelayAddress:  "localhost:8181",
 		RelayPassword: "pass123",
 		Stdout:        true,
 		NoPrompt:      true,
 		DisableLocal:  false,
+		Curve:         "siec",
+		Overwrite:     true,
 	})
 	if err != nil {
 		panic(err)
@@ -163,7 +171,7 @@ func TestCrocError(t *testing.T) {
 	log.SetLevel("warn")
 	sender, _ := New(Options{
 		IsSender:      true,
-		SharedSecret:  "test33",
+		SharedSecret:  "8123-testingthecroc2",
 		Debug:         true,
 		RelayAddress:  "doesntexistok.com:8381",
 		RelayPorts:    []string{"8381", "8382"},
@@ -171,6 +179,8 @@ func TestCrocError(t *testing.T) {
 		Stdout:        true,
 		NoPrompt:      true,
 		DisableLocal:  true,
+		Curve:         "siec",
+		Overwrite:     true,
 	})
 	err = sender.Send(TransferOptions{
 		PathToFiles:      []string{tmpfile.Name()},