diff --git a/.github/workflows/update-problems-counter.yml b/.github/workflows/update-problems-counter.yml
index 650f0ac9..58c04e17 100644
--- a/.github/workflows/update-problems-counter.yml
+++ b/.github/workflows/update-problems-counter.yml
@@ -35,7 +35,7 @@ jobs:
         shell: bash
         run: |
           set -euo pipefail
-          count="$(find tests -name manifest.yaml | wc -l | tr -d ' ')"
+          count="$(find tests -name manifest.yaml | wc -l | numfmt --to=si --format='%.2g' | tr K k)"
           echo "count=$count" >> "$GITHUB_OUTPUT"
 
       - name: Update counter JSON