diff --git a/tools/api.go b/tools/api.go
index e436f11..40a4136 100644
--- a/tools/api.go
+++ b/tools/api.go
@@ -66,7 +66,7 @@ func (a *API) CheckRemotePeer(url string) (State, map[string]int) {
 	// Check if the database is up
 	caller := NewHTTPCaller(map[string]map[METHOD]string{})
 	var resp APIStatusResponse
-	b, err := caller.CallPost(url, "/status", []string{})
+	b, err := caller.CallPost(url, "/status", map[string]interface{}{})
 	fmt.Println("CheckRemotePeer", b, url, err)
 	if err != nil {
 		return DEAD, map[string]int{}
diff --git a/tools/remote_caller.go b/tools/remote_caller.go
index a72c4c9..1d4467d 100644
--- a/tools/remote_caller.go
+++ b/tools/remote_caller.go
@@ -63,7 +63,7 @@ func (caller *HTTPCaller) CallDelete(url string, subpath string) ([]byte, error)
 	return io.ReadAll(resp.Body)
 }
 
-func (caller *HTTPCaller) CallPost(url string, subpath string, body interface{}) ([]byte, error) {
+func (caller *HTTPCaller) CallPost(url string, subpath string, body map[string]interface{}) ([]byte, error) {
 	postBody, _ := json.Marshal(body)
 	responseBody := bytes.NewBuffer(postBody)
 	resp, err := http.Post(url+subpath, "application/json", responseBody)