diff --git a/.gitea/workflows/demo.yaml b/.gitea/workflows/demo.yaml
index 7c1c668..fc4e434 100644
--- a/.gitea/workflows/demo.yaml
+++ b/.gitea/workflows/demo.yaml
@@ -7,7 +7,7 @@ jobs:
     runs-on: alpine
     steps:
       - run: echo "83.172.39.220 gitea.home.com" >> /etc/hosts
-      - run: apk update && apk upgrade && apk add curl ca-certificates gcc make
+      - run: apk update && apk upgrade && apk add curl ca-certificates alpine-sdk
       - run: curl --user TolaMironcenko:d57cf51c49b425b42148e5a56882f8330bde011c  -k "https://gitea.home.com:3000/TolaMironcenko/certs/raw/branch/main/root/TolaMironcenkoCA.pem" -o TolaMironcenkoCA.pem
       - run: cp -v TolaMironcenkoCA.pem /usr/local/share/ca-certificates/TolaMironcenkoCA.crt && update-ca-certificates
       - name: Check out repository code
@@ -19,4 +19,6 @@ jobs:
           ls ${{ gitea.workspace }}
       - name: Building binary
         run: make
+      - name: Testing to run binary
+        run: ./build/pwdgen && ./build/pwdgen 100 && ./build/pwdgen 1234567890 10
       - run: echo "🍏 This job's status is ${{ job.status }}."
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