diff --git a/heimdall/main.yaml b/heimdall/main.yaml
index 8f297d8..1bb6f77 100644
--- a/heimdall/main.yaml
+++ b/heimdall/main.yaml
@@ -119,5 +119,5 @@ spec:
         persistentVolumeClaim:
           claimName: heimdall-config
       - name: ca-cert-volume
-        configMap:
-          name: ca-certs
\ No newline at end of file
+        secret:
+          secretName: ca-certs
\ No newline at end of file