diff --git a/docs/website/docs/dlt-ecosystem/verified-sources/index.md b/docs/website/docs/dlt-ecosystem/verified-sources/index.md
index 8a3ab91410..505488b42f 100644
--- a/docs/website/docs/dlt-ecosystem/verified-sources/index.md
+++ b/docs/website/docs/dlt-ecosystem/verified-sources/index.md
@@ -11,6 +11,10 @@ Planning to use `dlt` in production and need a source that isn't listed? We're h
 
 ### Core sources
 
+<DocCardList items={useCurrentSidebarCategory().items.filter(
+item => item.label === '30+ SQL Databases' || item.label === 'REST APIs' || item.label === 'Filesystem & cloud storage'
+)} />
+
 ### Verified sources
 
 Choose from our collection of verified sources, developed and maintained by the `dlt` team and community. Each source is rigorously tested against a real API and provided as Python code for easy customization.
@@ -19,6 +23,10 @@ Choose from our collection of verified sources, developed and maintained by the
 If you couldn't find a source implementation, you can easily create your own, check out the [resource page](../../general-usage/resource) to learn how!
 :::
 
+<DocCardList items={useCurrentSidebarCategory().items.filter(
+item => item.label !== '30+ SQL Databases' && item.label !== 'REST API generic source'&& item.label !== 'Filesystem & buckets'
+)} />
+
 ### What's the difference between core and verified sources?
 
 The main difference between the [core sources](#core-sources) and [verified sources](#verified-sources) lies in their structure.
diff --git a/docs/website/tools/preprocess_docs.js b/docs/website/tools/preprocess_docs.js
index 57f9ca4205..8347aff4cb 100644
--- a/docs/website/tools/preprocess_docs.js
+++ b/docs/website/tools/preprocess_docs.js
@@ -372,7 +372,7 @@ if (process.argv.includes("--watch")) {
       if (Date.now() - lastUpdate < 500) {
           return;
       }
-      fs.rmdirSync(MD_TARGET_DIR, {force: true, recursive: true})
+      fs.rmSync(MD_TARGET_DIR, {force: true, recursive: true})
       console.log('%s changed...', name);
       syncExamples();
       preprocess_docs();
diff --git a/docs/website/tools/update_versions.js b/docs/website/tools/update_versions.js
index 855766c5dd..ff188adb80 100644
--- a/docs/website/tools/update_versions.js
+++ b/docs/website/tools/update_versions.js
@@ -6,6 +6,7 @@ const semver = require('semver')
 // const
 const REPO_DIR = ".dlt-repo"
 const REPO_DOCS_DIR = REPO_DIR + "/docs/website"
+const REPO_PREPROCESSED_FILES_DIR = REPO_DOCS_DIR + "/docs_processed"
 const REPO_URL = "https://github.com/dlt-hub/dlt.git"
 const VERSIONED_DOCS_FOLDER = "versioned_docs"
 const VERSIONED_SIDEBARS_FOLDER = "versioned_sidebars"
@@ -19,6 +20,7 @@ fs.rmSync(REPO_DIR, { recursive: true, force: true })
 
 // checkout fresh
 console.log("Checking out dlt repo")
+fs.rmSync(REPO_DIR, {force: true, recursive: true})
 proc.execSync(`git clone ${REPO_URL} ${REPO_DIR}`)
 
 // find tags
@@ -91,6 +93,9 @@ for (const version of selectedVersions) {
     //     process.exit(1)
     // }
 
+    // clear preprocessed docs in subrepo
+    fs.rmSync(REPO_PREPROCESSED_FILES_DIR, { force: true, recursive: true})
+
     // build doc version, we also run preprocessing and markdown gen for each doc version
     console.log(`Building docs...`)
     proc.execSync(`cd ${REPO_DOCS_DIR} && npm run preprocess-docs && PYTHONPATH=. pydoc-markdown`)
@@ -100,8 +105,7 @@ for (const version of selectedVersions) {
 
     console.log(`Moving snapshot`)
     fs.cpSync(REPO_DOCS_DIR+"/"+VERSIONED_DOCS_FOLDER, VERSIONED_DOCS_FOLDER, {recursive: true})
-    fs.cpSync(REPO_DOCS_DIR+"/"+VERSIONED_SIDEBARS_FOLDER, VERSIONED_SIDEBARS_FOLDER, {recursive: true})   
- 
+    fs.cpSync(REPO_DOCS_DIR+"/"+VERSIONED_SIDEBARS_FOLDER, VERSIONED_SIDEBARS_FOLDER, {recursive: true})    
 }
 
 fs.cpSync(REPO_DOCS_DIR+"/versions.json", "versions.json")