diff --git a/.deploy.sh b/.deploy.sh
index 7ebaab5d735f737aa0a6176555ac83dc23086e30..75916dd7a3a5feb45c09ad752f7dec9e8be73902 100755
--- a/.deploy.sh
+++ b/.deploy.sh
@@ -10,9 +10,18 @@ ssh-add <(echo "$PRIV_KEY")
 
 echo "Deploy job name: $CI_JOB_NAME"
 
-if [ "$CI_JOB_NAME" = "deploy_for_testing" ]; then
+if [ "$CI_JOB_NAME" = "deploy_for_unstable" ]; then
     dput -u -f --config=dput.cf repo build/*.changes
-elif [ "$CI_JOB_NAME" = "deploy_for_stable" ]; then
+elif [ "$CI_JOB_NAME" = "deploy_for_testing" ]; then
+    CHANGELOG="package/debian/changelog"
+    LINE=$(head -n 1 $CHANGELOG)
+    PACKAGE=$(echo "$LINE" | cut -d' ' -f1)
+    VERSION=$(echo "$LINE" | cut -d' ' -f2 | grep -o -E '[0-9]*\.[0-9]*\.[0-9]*')
+
+    REPREPRO_CMD="reprepro -Vb /home/repository/www/le6 copysrc testing unstable $PACKAGE $VERSION"
+    # shellcheck disable=SC2029
+    ssh -o StrictHostKeyChecking=no -i ~/.ssh/id_rsa repository@repo.c3sl.ufpr.br "$REPREPRO_CMD"
+elif [ "$CI_JOB_NAME" = "deploy_for_testing" ]; then
     CHANGELOG="package/debian/changelog"
     LINE=$(head -n 1 $CHANGELOG)
     PACKAGE=$(echo "$LINE" | cut -d' ' -f1)
@@ -21,4 +30,4 @@ elif [ "$CI_JOB_NAME" = "deploy_for_stable" ]; then
     REPREPRO_CMD="reprepro -Vb /home/repository/www/le6 copysrc stable testing $PACKAGE $VERSION"
     # shellcheck disable=SC2029
     ssh -o StrictHostKeyChecking=no -i ~/.ssh/id_rsa repository@repo.c3sl.ufpr.br "$REPREPRO_CMD"
-fi  
+fi
diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 323fa631fc005cedde43f55295e7962254efb400..daf61012d09b514b0eaf41fd1c4503c4c39b3dfb 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -43,12 +43,37 @@ test:
     - ubuntu
     - regular
   script:
+    - echo "Installation test:"
     - apt-get update && apt-get install -y glib2.0 && apt-get -y install $(pwd)/build/*.deb  language-pack-gnome-pt language-pack-pt-base
+    - echo "Removal test:"
+    - pkg_name=$(dpkg -I $(pwd)/build/*.deb | grep Package | head -1 | cut -d ':' -f2)
+    - DEBIAN_FRONTEND=noninteractive apt -y remove $pkg_name
+    - echo "Getting latest stable package from repo..."
+    - DEBIAN_FRONTEND=noninteractive apt-get -y install wget
+    - wget http://repo.c3sl.ufpr.br/le6/dists/stable/main/binary-amd64/Packages
+    - wget http://repo.c3sl.ufpr.br/le6/$(tail -n +$(grep -n "Package:${pkg_name}" Packages | cut -d ":" -f1) Packages | grep "Filename" | head -1 |cut -d " " -f2)
+    - echo "Update test:"
+    - DEBIAN_FRONTEND=noninteractive apt-get -y install $(pwd)/*.deb
+    - DEBIAN_FRONTEND=noninteractive apt-get -y install $(pwd)/build/*.deb
+    - echo "Downgrade test:"
+    - DEBIAN_FRONTEND=noninteractive apt-get -y --allow-downgrades install $(pwd)/*.deb
+  dependencies:
+    - build
+
+deploy_for_unstable:
+  stage: deploy
+  only:
+      - develop
+  tags:
+    - debian-packaging
+  script:
+    - ./.deploy.sh
   dependencies:
     - build
 
 deploy_for_testing:
   stage: deploy
+  when: manual
   only:
       - master
   tags:
@@ -57,7 +82,7 @@ deploy_for_testing:
     - ./.deploy.sh
   dependencies:
     - build
-    
+
 deploy_for_stable:
   stage: deploy
   when: manual