diff --git a/.github/list-crates.sh b/.github/list-crates.sh
index 2982b60e0b..be861f00ea 100755
--- a/.github/list-crates.sh
+++ b/.github/list-crates.sh
@@ -2,7 +2,7 @@
 
 set -eu
 
-if [ $# -ne 1 ]; then
+if [ $# -eq 0 ]; then
     echo "Usage: $0 <changed-files>"
     exit 1
 fi
@@ -23,14 +23,14 @@ manifest_expr() {
 
     for file in "$@" ; do
         # If the workflow changes or root Cargo.toml changes, run checks for all crates in the repo.
-        if [[ "$file" = .github/* ]] || [ "$file" = "$PWD/Cargo.toml" ]; then
+        if [[ "$file" = .github/* ]] || [ "$file" = "Cargo.toml" ]; then
             expr="startswith(\"$PWD\")"
             break
         fi
 
         # Otherwise, only run checks for changes to subcrates (and not the top-level crate).
         m=$(find_manifest "$file")
-        if [ "$m" != "$PWD/Cargo.toml" ]; then
+        if [ "$m" != "Cargo.toml" ]; then
             expr="$expr or (. == \"$m\")"
         fi
     done
@@ -38,15 +38,9 @@ manifest_expr() {
     echo "$expr"
 }
 
-files=$1
-if [ -z "$files" ]; then
-    echo '[]'
-    exit 0
-fi
-
 # Get the crate names for all changed manifest directories.
 crates=$(cargo metadata --locked --format-version=1 \
-    | jq -cr "[.packages[] | select(.manifest_path | $(manifest_expr "$files")) | .name]")
+    | jq -cr "[.packages[] | select(.manifest_path | $(manifest_expr "$@")) | .name]")
 
 echo "crates=$crates" >> "$GITHUB_OUTPUT"
 echo "$crates" | jq .
diff --git a/.github/workflows/check-each.yml b/.github/workflows/check-each.yml
index da05433bd4..ddc282bc7a 100644
--- a/.github/workflows/check-each.yml
+++ b/.github/workflows/check-each.yml
@@ -14,6 +14,7 @@ on:
       - "**/Cargo.toml"
       - "**/*.rs"
       - .github/workflows/check-each.yml
+      - .github/list-crates.sh
       - justfile
 
 env:
@@ -39,7 +40,7 @@ jobs:
             .github/workflows/check-each.yml
       - name: List changed crates
         id: changed-crates
-        run: ./.github/list-crates.sh '${{ steps.changed-files.outputs.all_changed_files }}'
+        run: ./.github/list-crates.sh ${{ steps.changed-files.outputs.all_changed_files }}
     outputs:
       crates: ${{ steps.changed-crates.outputs.crates }}