diff --git a/esp32_device/main/secure_api.c b/esp32_device/main/secure_api.c
index d58733e..14efb5e 100644
--- a/esp32_device/main/secure_api.c
+++ b/esp32_device/main/secure_api.c
@@ -237,6 +237,7 @@ sync_response *secure_api_sync_device()
 
     // Send request
     char *res = process_secure_request("/devices_api/mgmt/sync", body);
+    free(body);
     if (res == NULL)
     {
         ESP_LOGE(TAG, "Sync request failed!");