diff --git a/components/esp_http_client/test/test_http_client.c b/components/esp_http_client/test/test_http_client.c
index a387e7d892..504c42e1a9 100644
--- a/components/esp_http_client/test/test_http_client.c
+++ b/components/esp_http_client/test/test_http_client.c
@@ -127,7 +127,7 @@ TEST_CASE("Username and password will not reset if new absolute URL doesnot spec
     // esp_http_client_set_username sets new username and thus invalidates the original one
     // which we still reference in the local variable `value` (better forget it)
     value = NULL;
-    esp_http_client_set_password(client, USERNAME);
+    esp_http_client_set_password(client, (char *)USERNAME);  // Need to cast the string literal (argument is not a const char*)
     //checks if username is set or not
     r = esp_http_client_get_username(client, &value);
     TEST_ASSERT_EQUAL(ESP_OK, r);