diff --git a/mise.toml b/mise.toml
index ed65ed4..3ebe653 100644
--- a/mise.toml
+++ b/mise.toml
@@ -2,8 +2,8 @@
 go = "1.25.5"
 golangci-lint = "2.7.2"
 goreleaser = "v2.9.0"
-mdbook = "v0.5.1" # renovate: datasource=github-releases depName=rust-lang/mdbook
-ko = "v0.18.0" # renovate: datasource=github-releases depName=ko-build/ko
+mdbook = "v0.5.2" # renovate: datasource=github-releases depName=rust-lang/mdbook
+ko = "v0.18.1" # renovate: datasource=github-releases depName=ko-build/ko
 
 [settings]
 # Experimental features are needed for the Go backend