diff --git a/Justfile b/Justfile
index 72fde457d..fcb2e151c 100644
--- a/Justfile
+++ b/Justfile
@@ -559,7 +559,7 @@ symlink-binaries:
 #    tools/generatejournal.hs 3 5 5 --chinese > examples/chinese.journal  # don't regenerate, keep the simple version
 # $ just --set BENCHEXES ledger,hledger  bench
 
-# run the benchmark commands in bench.sh with quickbench. Eg: just bench -h; just bench -n2 -N2 -whledger-1.27,hledger-1.28,hledger-1.29,hledger-1.30,hledger-1.31,hledger-1.32
+# run the benchmark commands in bench.sh with quickbench. Eg: just bench -h; just bench -f bench10k.sh -w hledger-1.30,hledger-1.31,hledger-1.32 -n2 -N2
 @bench *ARGS:
     printf "Running quick benchmarks (times are approximate, can be skewed):\n"
     which quickbench >/dev/null && quickbench {{ ARGS }} || echo "quickbench not installed (see bench.sh), skipping"
diff --git a/bench100k.sh b/bench100k.sh
new file mode 100644
index 000000000..47269413d
--- /dev/null
+++ b/bench100k.sh
@@ -0,0 +1,3 @@
+hledger -f examples/100000x1000x10.journal print
+hledger -f examples/100000x1000x10.journal register
+hledger -f examples/100000x1000x10.journal balance
diff --git a/bench10k.sh b/bench10k.sh
new file mode 100644
index 000000000..71688b3d4
--- /dev/null
+++ b/bench10k.sh
@@ -0,0 +1,3 @@
+hledger -f examples/10000x1000x10.journal print
+hledger -f examples/10000x1000x10.journal register
+hledger -f examples/10000x1000x10.journal balance
diff --git a/bench1k.sh b/bench1k.sh
new file mode 100644
index 000000000..c933299ef
--- /dev/null
+++ b/bench1k.sh
@@ -0,0 +1,3 @@
+hledger -f examples/1000x1000x10.journal print
+hledger -f examples/1000x1000x10.journal register
+hledger -f examples/1000x1000x10.journal balance