diff --git a/.github/conf_esp_idf.yml b/.github/conf_esp_idf.yml
index 7b4a313..50ec00c 100644
--- a/.github/conf_esp_idf.yml
+++ b/.github/conf_esp_idf.yml
@@ -5,7 +5,7 @@ esp32:
   board: m5stack-atom
   framework:
     type: esp-idf
-    version: latest
+    version: v5.1.5
 
 external_components:
   - source: