diff --git a/CHANGELOG.md b/CHANGELOG.md
index 9c56ba582c3da44a078229cfd2a12b04e6d4fc06..b87db4d0511b4de3f3a00b791ee9d3786c16c133 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,122 @@
+### 12.0.6 Add edit by attribute for TD.
+* 71e7035 -- [CI/CD] Update packages.json version based on GitLab tag.
+*   cd84658 -- Merge branch '32-bump-version' into 'master'
+|\  
+| * a6896fc -- Bump version
+|/  
+*   e511172 -- Merge branch '31-add-last-edit-by-field' into 'master'
+|\  
+| * 2eea3da -- Add last edit by field
+|/  
+* b38f3cd -- [CI/CD] CHANGELOG.md file updated with commits between the current and previous tag.
+* 0af7ebe -- [CI/CD] Update packages.json version based on GitLab tag.
+*   986f45c -- Merge branch '22-add-necessary-attributes-to-models-for-integration-apg' into 'master'
+|\  
+| * d2af122 -- Changed version to 12.0.5
+| *   ecfe2cb -- Merged with master
+| |\  
+| |/  
+|/|   
+* | 0421fc7 -- [CI/CD] CHANGELOG.md file updated with commits between the current and previous tag.
+* | ae084b0 -- [CI/CD] Update packages.json version based on GitLab tag.
+* |   5543fd1 -- Merge branch '26-rename-game-level-to-training-level' into 'master'
+|\ \  
+| * | 614eafa -- Renaming the game level to training level.
+|/ /  
+* |   d027fc4 -- Merge branch '25-rename-the-attribute-flag-to-the-answer-in-linear-training-definition' into 'master'
+|\ \  
+| * | 26a1a85 -- Rename flag to answer and incorrectFlagLimit to incorrectAnswerLimit.
+|/ /  
+* | 064be74 -- [CI/CD] CHANGELOG.md file updated with commits between the current and previous tag.
+* | c6829fe -- [CI/CD] Update packages.json version based on GitLab tag.
+* |   0de4f5c -- Merge branch '24-remove-redundant-attribute' into 'master'
+|\ \  
+| * | ebb0ea2 -- Remove redundant attribute
+|/ /  
+* |   5d32c31 -- Merge branch '23-add-valid-attribute-to-adaptivequestion' into 'master'
+|\ \  
+| * | 4723bb3 -- Resolve "Add valid attribute to AdaptiveQuestion"
+* | |   18fc492 -- Merge branch '21-add-preview-to-trainingruninfo' into 'master'
+|\ \ \  
+| |/ /  
+|/| |   
+| * | d0b9de2 -- Added isPreview attribute to access training run info
+|/ /  
+| * ac28159 -- Renaming variantAnswers to variantSandboxes and flagIdentifier to flagVariableName.
+| * ae46584 -- Added attributes variantAnswers and flagIdentifier to the respective models.
+|/  
+* 1edabe7 -- [CI/CD] CHANGELOG.md file updated with commits between the current and previous tag.
+* 27b616f -- [CI/CD] Update packages.json version based on GitLab tag.
+*   9fabf2a -- Merge branch '20-rollback-version' into 'master'
+|\  
+| * e17e4f7 -- Rollback version
+|/  
+*   e4bfb3a -- Merge branch '19-bump-version-of-training-model' into 'master'
+|\  
+| * 4b3f4b8 -- Bump version
+|/  
+*   ad679e6 -- Merge branch '18-fix-version-update-script' into 'master'
+|\  
+| * 611555d -- Fix update version script
+|/  
+*   7170b4e -- Merge branch '16-simplify-gitlab-ci-cd-using-csirt-mu-docker-image' into 'master'
+|\  
+| * 5767ea5 -- Resolve "Simplify Gitlab CI/CD using CSIRT-MU Docker image"
+|/  
+* e70e18d -- Update project package.json version based on GitLab tag. Done by CI
+*   b5b35cc -- Merge branch '17-update-to-angular-12' into 'master'
+|\  
+| * 1ffa5fb -- Resolve "Update to Angular 12"
+|/  
+* bf6880b -- Update project package.json version based on GitLab tag. Done by CI
+*   8eee688 -- Merge branch '15-change-models-of-the-questions-in-the-assessment-level-according-to-the-new-design' into 'master'
+|\  
+| * c517478 -- Resolve "Change models of the questions in the assessment level according to the new design"
+|/  
+* ba7796c -- Update project package.json version based on GitLab tag. Done by CI
+*   f3e1f4f -- Merge branch '14-add-new-models-for-adaptive-trainings' into 'master'
+|\  
+| * a11c285 -- Resolve "Add new models for adaptive trainings"
+|/  
+* 1a19b41 -- Update project package.json version based on GitLab tag. Done by CI
+*   6e7c6b5 -- Merge branch '13-update-peerdependencies-to-angular-11' into 'master'
+|\  
+| * 5a6e09a -- peerDependency update
+|/  
+* 014de60 -- Update project package.json version based on GitLab tag. Done by CI
+*   54f9d79 -- Merge branch '12-update-to-angular-11' into 'master'
+|\  
+| * 4810134 -- Update to Angular 11
+|/  
+*   23fa37c -- Merge branch '11-recreate-package-lock-for-new-package-registry' into 'master'
+|\  
+| * 49a5c36 -- recreate package lock
+|/  
+* f5811dd -- Update project package.json version based on GitLab tag. Done by CI
+*   731aa45 -- Merge branch '10-rename-package-scope-to-muni-kypo-crp' into 'master'
+|\  
+| * 2990f65 -- Rename the package scope
+|/  
+*   1be3963 -- Merge branch '9-migrate-from-tslint-to-eslint' into 'master'
+|\  
+| * 02b6a4f -- Resolve "Migrate from tslint to eslint"
+|/  
+* 8d04b92 -- Update project package.json version based on GitLab tag. Done by CI
+*   1a88d70 -- Merge branch '8-rename-package-to-kypo-training-model' into 'master'
+|\  
+| * aaca125 -- Rename the package
+|/  
+*   2654526 -- Merge branch '7-use-cypress-image-in-ci' into 'master'
+|\  
+| * e714422 -- Resolve "Use cypress image in CI"
+|/  
+* 6d5a946 -- Update project package.json version based on GitLab tag. Done by CI
+*   80ef3d7 -- Merge branch '6-update-to-angular-10' into 'master'
+|\  
+| * c039d69 -- Update to angular 10
+|/  
+* 2d8acc2 -- Merge branch '5-make-the-ci-build-stage-build-with-prod-param' into 'master'
+* 07b2223 -- Update .gitlab-ci.yml
 ### 12.0.5 Addition of the attributes for APG.
 * 0af7ebe -- [CI/CD] Update packages.json version based on GitLab tag.
 *   986f45c -- Merge branch '22-add-necessary-attributes-to-models-for-integration-apg' into 'master'