diff --git a/CHANGELOG.md b/CHANGELOG.md
index 6e56f1a9..5b613928 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,7 @@
+# 0.3.1 - 2025-11-24
+
+- Remove `doc_auto_cfg` because it breaks the docs builds on crates.io
+
 # 0.3.0 - 2024-09-18
 
 - Re-implement `HexWriter` [#113](https://github.com/rust-bitcoin/hex-conservative/pull/113)
diff --git a/Cargo-minimal.lock b/Cargo-minimal.lock
index a272c4f6..cde75275 100644
--- a/Cargo-minimal.lock
+++ b/Cargo-minimal.lock
@@ -16,7 +16,7 @@ checksum = "5edd69c67b2f8e0911629b7e6b8a34cb3956613cd7c6e6414966dee349c2db4f"
 
 [[package]]
 name = "hex-conservative"
-version = "0.3.0"
+version = "0.3.1"
 dependencies = [
  "arrayvec",
  "serde",
diff --git a/Cargo-recent.lock b/Cargo-recent.lock
index 08aa3323..d9e0b99c 100644
--- a/Cargo-recent.lock
+++ b/Cargo-recent.lock
@@ -10,7 +10,7 @@ checksum = "7c02d123df017efcdfbd739ef81735b36c5ba83ec3c59c80a9d7ecc718f92e50"
 
 [[package]]
 name = "hex-conservative"
-version = "0.3.0"
+version = "0.3.1"
 dependencies = [
  "arrayvec",
  "serde",
diff --git a/Cargo.toml b/Cargo.toml
index 47ff9df7..ef2dda07 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "hex-conservative"
-version = "0.3.0"
+version = "0.3.1"
 authors = ["Martin Habovštiak <martin.habovstiak@gmail.com>", "Andrew Poelstra <apoelstra@wpsoftware.net>"]
 license = "CC0-1.0"
 repository = "https://github.com/rust-bitcoin/hex-conservative"
diff --git a/contrib/test.sh b/contrib/test.sh
deleted file mode 100755
index c14ad81c..00000000
--- a/contrib/test.sh
+++ /dev/null
@@ -1,77 +0,0 @@
-#!/bin/sh
-
-set -ex
-
-FEATURES="std alloc serde"
-MSRV="1\.63\.0"
-
-cargo --version
-rustc --version
-
-# Work out if we are using a nightly toolchain.
-NIGHTLY=false
-if cargo --version | grep nightly >/dev/null; then
-    NIGHTLY=true
-fi
-
-# Make all cargo invocations verbose
-export CARGO_TERM_VERBOSE=true
-
-# Defaults / sanity checks
-cargo build
-cargo test
-
-cargo run --example hexy
-
-if [ "$DO_LINT" = true ]
-then
-    cargo clippy --all-features --all-targets -- -D warnings
-    cargo clippy --locked --example hexy -- -D warnings
-    cargo clippy --locked --example serde --features=serde -- -D warnings
-fi
-
-if [ "$DO_FEATURE_MATRIX" = true ]; then
-    cargo build --locked --no-default-features
-    cargo test --locked --no-default-features
-
-    # All features
-    cargo build --locked --no-default-features --features="$FEATURES"
-    cargo test --locked --no-default-features --features="$FEATURES"
-    # Single features
-    for feature in ${FEATURES}
-    do
-        cargo build --locked --no-default-features --features="$feature"
-        cargo test --locked --no-default-features --features="$feature"
-		# All combos of two features
-		for featuretwo in ${FEATURES}; do
-			cargo build --locked --no-default-features --features="$feature $featuretwo"
-			cargo test --locked --no-default-features --features="$feature $featuretwo"
-		done
-    done
-fi
-
-cargo run --locked --example hexy
-cargo run --locked --example custom
-cargo run --locked --example wrap_array_display_hex_trait
-cargo run --locked --example wrap_array_fmt_traits
-
-# Build the docs if told to (this only works with the nightly toolchain)
-if [ "$DO_DOCSRS" = true ]; then
-    RUSTDOCFLAGS="--cfg docsrs -D warnings -D rustdoc::broken-intra-doc-links" cargo +nightly doc --all-features
-fi
-
-# Build the docs with a stable toolchain, in unison with the DO_DOCSRS command
-# above this checks that we feature guarded docs imports correctly.
-if [ "$DO_DOCS" = true ]; then
-    RUSTDOCFLAGS="-D warnings" cargo +stable doc --all-features
-fi
-
-# Run formatter if told to.
-if [ "$DO_FMT" = true ]; then
-    if [ "$NIGHTLY" = false ]; then
-        echo "DO_FMT requires a nightly toolchain (consider using RUSTUP_TOOLCHAIN)"
-        exit 1
-    fi
-    rustup component add rustfmt
-    cargo fmt --check
-fi
diff --git a/nightly-version b/nightly-version
index b8be08f3..fa9b5fe6 100644
--- a/nightly-version
+++ b/nightly-version
@@ -1 +1 @@
-nightly-2024-09-18
+nightly-2025-09-26
diff --git a/src/lib.rs b/src/lib.rs
index a8eb3987..a71b9b6f 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -37,7 +37,6 @@
 #![cfg_attr(all(not(test), not(feature = "std")), no_std)]
 // Experimental features we need.
 #![cfg_attr(docsrs, feature(doc_cfg))]
-#![cfg_attr(docsrs, feature(doc_auto_cfg))]
 // Coding conventions
 #![warn(missing_docs)]