diff --git a/scripts/bench.sh b/scripts/bench.sh
deleted file mode 100755
index ec10ffc48..000000000
--- a/scripts/bench.sh
+++ /dev/null
@@ -1,12 +0,0 @@
-#! /usr/bin/env bash
-
-# Usage: bench.sh
-#
-# Runs random:bench and outputs the results in a CSV file with the name
-# "<git branch>-<git commit>.csv".
-
-set -euo pipefail
-
-OUTPUT="$(git branch --show-current)-$(git rev-parse --short HEAD).csv"
-stack bench random:bench --ba "--csv=${OUTPUT} --small"
-echo "Results are in $OUTPUT"
diff --git a/scripts/compare.py b/scripts/compare.py
deleted file mode 100755
index c9cd63759..000000000
--- a/scripts/compare.py
+++ /dev/null
@@ -1,59 +0,0 @@
-#! /usr/bin/env nix-shell
-#! nix-shell -i python3 -p python3 python37Packages.pandas
-
-# Usage: compare.py <reference.csv> <results.csv>
-#
-# Compares the benchmark results in the second argument with those in the first
-# argument. Outputs a comparison of those rows where the results differ
-# significantly.
-
-import pandas as pd
-
-# Threshold for the relative difference, as a percentage
-SIGNIFICANT = 20
-
-if __name__ == "__main__":
-    from sys import argv
-
-    ref = pd.read_csv(argv[1])
-    res = pd.read_csv(argv[2])
-
-    # v1.1 benchmarks call it 'randomR', newer ones 'uniformR'. They are
-    # directly comparable. We normalise to 'uniformR' here.
-    ref["Name"] = ref["Name"].str.replace("randomR", "uniformR")
-    res["Name"] = res["Name"].str.replace("randomR", "uniformR")
-    comp = pd.merge(
-        ref,
-        res,
-        on="Name",
-        how="outer",
-        validate="one_to_one",
-        suffixes=("_ref", "_res"),
-    )
-
-    diff_col = "Diff_rel"
-    comp[diff_col] = (comp["Mean_ref"] - comp["Mean_res"]) / comp["Mean_res"]
-
-    cols = ["Name", "Mean_ref", "Mean_res", diff_col]
-    print_opts = {
-        "index": False,
-        "columns": cols,
-        "formatters": {diff_col: "{:,.0%}".format},
-    }
-    significant_percent = SIGNIFICANT / 100
-
-    slower = comp[comp[diff_col] < -significant_percent]
-    if slower.empty:
-        print("SLOWER: none")
-    else:
-        print("SLOWER")
-        print(slower.to_string(**print_opts))
-
-    print()
-
-    faster = comp[comp[diff_col] > significant_percent]
-    if faster.empty:
-        print("FASTER: none")
-    else:
-        print("\nFASTER")
-        print(faster.to_string(**print_opts))