diff --git a/go.mod b/go.mod
index ef9e767..09baa03 100644
--- a/go.mod
+++ b/go.mod
@@ -7,7 +7,7 @@ require (
 	github.com/BurntSushi/toml v1.2.1
 	github.com/alecthomas/chroma v0.10.0
 	github.com/caddyserver/caddy/v2 v2.6.4
-	github.com/spf13/viper v1.15.0
+	github.com/spf13/viper v1.20.1
 	github.com/yuin/goldmark v1.5.4
 	github.com/yuin/goldmark-highlighting v0.0.0-20220208100518-594be1970594
 	gopkg.in/yaml.v3 v3.0.1