diff --git a/Dockerfile.dapper b/Dockerfile.dapper
index fd6a1d5..bcc6d36 100644
--- a/Dockerfile.dapper
+++ b/Dockerfile.dapper
@@ -1,4 +1,4 @@
-FROM docker:20.10.6-dind
+FROM docker:26.0.0-dind
 
 RUN apk -U add wget curl bash git make gettext patch diffutils