diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index f59c33c..b116c24 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -4,7 +4,7 @@ Thanks for contributing to **interpres**.
 
 ## Development setup
 
-Requirements: Go 1.27.0, the version `go.mod` declares, and
+Requirements: Go 1.27.1, the version `go.mod` declares, and
 [just](https://github.com/casey/just) for the recipes.
 
 ```sh
diff --git a/README.md b/README.md
index 84763ae..0ec1972 100644
--- a/README.md
+++ b/README.md
@@ -31,7 +31,7 @@ As a library:
 go get sourcedock.dev/petrbalvin/interpres
 ```
 
-Requires Go 1.27.0 or newer. The module imports only the standard library.
+Requires Go 1.27.1 or newer. The module imports only the standard library.
 
 ## Quick start
 
diff --git a/docs/DEVELOPMENT.md b/docs/DEVELOPMENT.md
index b4e5d90..cbd7c46 100644
--- a/docs/DEVELOPMENT.md
+++ b/docs/DEVELOPMENT.md
@@ -4,7 +4,7 @@ How to work on interpres.
 
 ## Prerequisites
 
-- Go 1.27.0, the version the `go` directive in `go.mod` declares.
+- Go 1.27.1, the version the `go` directive in `go.mod` declares.
 - [just](https://github.com/casey/just) for the recipes.
 - The `toml-test` binary on `PATH` for the compliance recipe, installed with
   `go install github.com/toml-lang/toml-test/cmd/toml-test@v1.6.0`.
diff --git a/go.mod b/go.mod
index dadfc31..06b19e7 100644
--- a/go.mod
+++ b/go.mod
@@ -1,3 +1,3 @@
 module sourcedock.dev/petrbalvin/interpres
 
-go 1.27.0
+go 1.27.1