diff --git a/resources/github_root_ca.pem b/resources/root_ca.pem
similarity index 100%
rename from resources/github_root_ca.pem
rename to resources/root_ca.pem
diff --git a/sdkconfig.defaults b/sdkconfig.defaults
index 81cd6fc..323e589 100644
--- a/sdkconfig.defaults
+++ b/sdkconfig.defaults
@@ -39,7 +39,7 @@ CONFIG_MBEDTLS_KEY_EXCHANGE_PSK=y
 CONFIG_MBEDTLS_CERTIFICATE_BUNDLE=y
 CONFIG_MBEDTLS_CERTIFICATE_BUNDLE_DEFAULT_NONE=y
 CONFIG_MBEDTLS_CUSTOM_CERTIFICATE_BUNDLE=y
-CONFIG_MBEDTLS_CUSTOM_CERTIFICATE_BUNDLE_PATH="resources/github_root_ca.pem"
+CONFIG_MBEDTLS_CUSTOM_CERTIFICATE_BUNDLE_PATH="resources/root_ca.pem"
 CONFIG_MBEDTLS_DYNAMIC_BUFFER=y
 
 # RTC WDT