diff --git a/.travis.yml b/.travis.yml
index fdac866..2d80be8 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -29,7 +29,7 @@ env:
 install:
     - pip install -U platformio
     - platformio settings set enable_telemetry no # disable spy
-    - platformio settings set enable_ssl yes # enable security
+    - platformio settings set strict_ssl yes # enable security
 
 script:
     # short the string comparison