diff --git a/bin/hledger-simplebal.sh b/bin/hledger-simplebal
similarity index 81%
rename from bin/hledger-simplebal.sh
rename to bin/hledger-simplebal
index e7dfbab7f..22973fbac 100755
--- a/bin/hledger-simplebal.sh
+++ b/bin/hledger-simplebal
@@ -1,10 +1,7 @@
 #!/usr/bin/env bash
-# hledger-simplebal [BALANCEARGS] - try to reliably report just one single
-# machine-readable balance number: the grand total of `hledger balance`,
-# optionally with arguments.
-#
-# Requires hledger 1.24 or newer (the December 2021 release, see https://hledger.org/download.html )
-# https://gist.github.com/simonmichael/feee7fc1567c5f10355f952b87bd3090
+# hledger-simplebal [BALANCEARGS] - try to reliably report the grand
+# total of `hledger balance`, optionally with arguments, as a single
+# machine-readable number.  Requires hledger 1.24 or newer.
 
 VALUATION_COMMODITY="$"
 hledger bal -0 -N -X "$VALUATION_COMMODITY" --infer-market-prices -c "$VALUATION_COMMODITY 1000" --layout=bare "$@" | awk '{print $1}'