diff --git a/.0pdd.yml b/.0pdd.yml
deleted file mode 100644
index 3589243..0000000
--- a/.0pdd.yml
+++ /dev/null
@@ -1,11 +0,0 @@
-errors:
-  - yurii.dubinka@gmail.com
-alerts:
- suppress:
-   - on-found-puzzle
-   - on-lost-puzzle
-   - on-scope
-format:
-  - title-length=250
-tags:
- - pdd
\ No newline at end of file
diff --git a/.pdd b/.pdd
deleted file mode 100644
index 42f29d8..0000000
--- a/.pdd
+++ /dev/null
@@ -1,4 +0,0 @@
---source=.
---verbose
---exclude target/**/*
---exclude docs
diff --git a/readme.md b/readme.md
index eb636db..776ee96 100644
--- a/readme.md
+++ b/readme.md
@@ -5,7 +5,6 @@
 [![Hits-of-Code](https://hitsofcode.com/github/dgroup/arch4u-pmd)](https://hitsofcode.com/view/github/dgroup/arch4u-pmd)
 
 [![CI](https://github.com/dgroup/arch4u-pmd/actions/workflows/build.yml/badge.svg)](https://github.com/dgroup/arch4u-pmd/actions/workflows/build.yml)
-[![0pdd](http://www.0pdd.com/svg?name=dgroup/arch4u-pmd)](http://www.0pdd.com/p?name=dgroup/arch4u-pmd)
 [![Dependency Status](https://requires.io/github/dgroup/arch4u-pmd/requirements.svg?branch=master)](https://requires.io/github/dgroup/arch4u-pmd/requirements/?branch=master)
 [![Known Vulnerabilities](https://snyk.io/test/github/dgroup/arch4u-pmd/badge.svg)](https://app.snyk.io/org/dgroup/project/c8b51bb3-7683-41c8-9a4e-b32a6f9069b6)
 
@@ -29,7 +28,7 @@ violations during usage of well-known frameworks like Spring, Quarkus, etc.
 
 In addition to our custom/reconfigured rules we are using the latest stable pmd-java version which is `6.44.0` with more than [320+ rules](https://pmd.github.io/pmd-6.44.0/pmd_rules_java.html) with default configuration.
 
-*Legend*
+Legend:
 
 - ✅ included in `arch4u-ruleset.xml`
 - ⌛ planned for review considering framework(s) architecture