diff --git a/examples/exec_provider/list_pod_by_exec_provider.c~ b/examples/exec_provider/list_pod_by_exec_provider.c~
deleted file mode 100644
index 721b2a0..0000000
--- a/examples/exec_provider/list_pod_by_exec_provider.c~
+++ /dev/null
@@ -1,71 +0,0 @@
-#include <kube_config.h>
-#include <apiClient.h>
-#include <CoreV1API.h>
-#include <malloc.h>
-#include <stdio.h>
-#include <errno.h>
-
-void list_pod(apiClient_t * apiClient)
-{
-    v1_pod_list_t *pod_list = NULL;
-    pod_list = CoreV1API_listNamespacedPod(apiClient, "default",    /*namespace */
-                                           NULL,    /* pretty */
-                                           NULL,    /* allowWatchBookmarks */
-                                           NULL,    /* continue */
-                                           NULL,    /* fieldSelector */
-                                           NULL,    /* labelSelector */
-                                           NULL,    /* limit */
-                                           NULL,    /* resourceVersion */
-                                           NULL,    /* resourceVersionMatch */
-                                           NULL,    /* sendInitialEvents */
-                                           NULL,    /* timeoutSeconds */
-                                           NULL /* watch */
-        );
-    printf("The return code of HTTP request=%ld\n", apiClient->response_code);
-    if (pod_list) {
-        printf("Get pod list:\n");
-        listEntry_t *listEntry = NULL;
-        v1_pod_t *pod = NULL;
-        list_ForEach(listEntry, pod_list->items) {
-            pod = listEntry->data;
-            printf("\tThe pod name: %s\n", pod->metadata->name);
-        }
-        v1_pod_list_free(pod_list);
-        pod_list = NULL;
-    } else {
-        printf("Cannot get any pod.\n");
-    }
-}
-
-int main(int argc, char *argv[])
-{
-    int rc = 0;
-
-    char *baseName = NULL;
-    sslConfig_t *sslConfig = NULL;
-    list_t *apiKeys = NULL;
-    apiClient_t *k8sApiClient = NULL;
-
-    rc = load_kube_config(&baseName, &sslConfig, &apiKeys, "./config_with_exec_provider");
-    if (0 == rc) {
-        k8sApiClient = apiClient_create_with_base_path(baseName, sslConfig, apiKeys);
-    } else {
-        printf("Cannot load kubernetes configuration.\n");
-        return -1;
-    }
-
-    if (k8sApiClient) {
-        list_pod(k8sApiClient);
-    }
-
-    free_client_config(baseName, sslConfig, apiKeys);
-    baseName = NULL;
-    sslConfig = NULL;
-    apiKeys = NULL;
-
-    apiClient_free(k8sApiClient);
-    k8sApiClient = NULL;
-    apiClient_unsetupGlobalEnv();
-
-    return rc;
-}
diff --git a/examples/exec_provider/my_exec_provider.c~ b/examples/exec_provider/my_exec_provider.c~
deleted file mode 100644
index b0d4844..0000000
--- a/examples/exec_provider/my_exec_provider.c~
+++ /dev/null
@@ -1,44 +0,0 @@
-#define _GNU_SOURCE
-#include <stdlib.h>
-#include <stdio.h>
-#include <string.h>
-
-#define ENV_EXEC_CLIENT_CERTIFICATE_DATA "exec_client_certificate_data"
-#define ENV_EXEC_CLIENT_PRIVATE_KEY "exec_client_private_key"
-
-char token_template[] = "\
-{\
-  \"apiVersion\": \"client.authentication.k8s.io/v1beta1\",\
-  \"kind\": \"ExecCredential\",\
-  \"status\": {\
-    \"token\": \"%s\"\
-  }\
-}";
-
-char certificate_template[] = "\
-{\
-  \"apiVersion\": \"client.authentication.k8s.io/v1beta1\",\
-  \"kind\": \"ExecCredential\",\
-  \"status\": {\
-    \"clientCertificateData\": \"%s\",\
-    \"clientKeyData\": \"%s\"\
-  }\
-}";
-
-int main(int argc, char *argv[])
-{
-    const char *client_certificate_data = secure_getenv(ENV_EXEC_CLIENT_CERTIFICATE_DATA);
-    const char *client_private_key = secure_getenv(ENV_EXEC_CLIENT_PRIVATE_KEY);
-
-    if ((4 == argc) && argv[3]) {
-        // token is passed by command line argument
-        printf(token_template, argv[3]);
-    } else if ((client_certificate_data) && strlen(client_certificate_data) > 0 && (client_private_key) && strlen(client_private_key) > 0) {
-        // client certificate and private key are passed by environment variables
-        printf(certificate_template, client_certificate_data, client_private_key);
-    } else {
-        printf("Cannot get authentication data\n");
-    }
-
-    return 0;
-}