diff --git a/changelog.d/+release-asset-names.bugfix.md b/changelog.d/+release-asset-names.bugfix.md
new file mode 100644
index 0000000..76599d8
--- /dev/null
+++ b/changelog.d/+release-asset-names.bugfix.md
@@ -0,0 +1,2 @@
+Match release assets by the name GitHub stores, which replaces characters such as spaces with periods. A file named
+`PyVenv Manage 2-2.4.7-signed.zip` uploaded, but its draft stayed unpublished because the check expected the local name.
diff --git a/publish-github-release/action.yml b/publish-github-release/action.yml
index ec7428c..790d1ee 100644
--- a/publish-github-release/action.yml
+++ b/publish-github-release/action.yml
@@ -36,7 +36,9 @@ runs:
           shopt -s nullglob dotglob
           : >"$RUNNER_TEMP/release-assets.tsv"
           for asset in "$ASSETS_DIRECTORY"/*; do
+            # GitHub stores an uploaded asset under its file name with each other character replaced by a period.
             name=${asset##*/}
+            name=${name//[^A-Za-z0-9._+-]/.}
             printf '%s\tsha256:%s\n' "$name" "$(sha256sum "$asset" | cut -d' ' -f1)" \
               >>"$RUNNER_TEMP/release-assets.tsv"
           done
@@ -149,6 +151,7 @@ runs:
             present=0
             for asset in "$ASSETS_DIRECTORY"/*; do
               name=${asset##*/}
+              name=${name//[^A-Za-z0-9._+-]/.}
               if jq -e --arg name "$name" --slurpfile assets "$RUNNER_TEMP/release-assets.json" '
                 any(.[0].assets[]; .name == $name and .state == "uploaded" and
                   (.digest as $digest | any($assets[0][]; .name == $name and .digest == $digest)))
diff --git a/tests/publish_github_release/test_publish.py b/tests/publish_github_release/test_publish.py
index aa3a829..b4e8b94 100644
--- a/tests/publish_github_release/test_publish.py
+++ b/tests/publish_github_release/test_publish.py
@@ -338,7 +338,8 @@ def test_draft_release_uploads_missing_asset(
     assets.mkdir()
     asset_path = assets / asset_name
     asset_path.write_bytes(b"release archive")
-    asset = {"name": asset_name, "digest": f"sha256:{sha256(b'release archive').hexdigest()}", "state": "uploaded"}
+    stored = asset_name.replace(" ", ".")
+    asset = {"name": stored, "digest": f"sha256:{sha256(b'release archive').hexdigest()}", "state": "uploaded"}
     draft = _release(notes, draft=True)
     complete = _release(notes, draft=True, assets=[asset])
     prefix = "/api/v3/repos/tox-dev/fixture"