diff --git a/pr-collector/src/regexUtils.ts b/pr-collector/src/regexUtils.ts
index 63521f3..40b4290 100644
--- a/pr-collector/src/regexUtils.ts
+++ b/pr-collector/src/regexUtils.ts
@@ -54,7 +54,7 @@ export function buildRegex(
       onEmpty
     }
   } catch (e) {
-    core.warning(`⚠️ Bad replacer regex: ${regex.pattern}`)
+    core.warning(`⚠️ Bad regex: ${regex.pattern} (${e})`)
     return null
   }
 }
diff --git a/src/transform.ts b/src/transform.ts
index a399970..6bc88eb 100644
--- a/src/transform.ts
+++ b/src/transform.ts
@@ -197,7 +197,7 @@ export function buildChangelog(diffInfo: DiffInfo, origPrs: PullRequestInfo[], o
         if (category.exhaustive_rules !== undefined) {
           exhaustive_rules = category.exhaustive_rules
         }
-        if (matched && category.rules !== undefined) {
+        if ((matched || category.labels === undefined) && category.rules !== undefined) {
           matched = matchesRules(category.rules, pr, exhaustive_rules)
         }
       } else {