diff --git a/.changeset/unlucky-items-fly.md b/.changeset/unlucky-items-fly.md
index 5ef5fe758..fa06602d1 100644
--- a/.changeset/unlucky-items-fly.md
+++ b/.changeset/unlucky-items-fly.md
@@ -1,6 +1,7 @@
 ---
 "vscode-ui5-language-assistant": patch
 "@ui5-language-assistant/vscode-ui5-language-assistant-bas-ext": patch
+"@ui5-language-assistant/language-server": patch
 ---
 
 activation process fine tuning
diff --git a/packages/language-server/jest.config.js b/packages/language-server/jest.config.js
index 406cef575..5794b8ae8 100644
--- a/packages/language-server/jest.config.js
+++ b/packages/language-server/jest.config.js
@@ -3,6 +3,10 @@ const defaultConfig = require("../../jest.config");
 
 module.exports = {
   ...defaultConfig,
+  coveragePathIgnorePatterns: [
+    "<rootDir>/src/server.ts",
+    "<rootDir>/scripts/update-diagnostics-snapshots.js",
+  ],
   globals: {
     "ts-jest": {
       tsconfig: join(__dirname, "tsconfig-test.json"),
diff --git a/packages/language-server/scripts/update-diagnostics-snapshots.js b/packages/language-server/scripts/update-diagnostics-snapshots.js
index cc590869e..859a69100 100644
--- a/packages/language-server/scripts/update-diagnostics-snapshots.js
+++ b/packages/language-server/scripts/update-diagnostics-snapshots.js
@@ -1,4 +1,3 @@
-/* istanbul ignore file - dev scripts don't need tests */
 const klawSync = require("klaw-sync");
 const { forEach, filter, map } = require("lodash");
 const { resolve, dirname } = require("path");
diff --git a/packages/language-server/src/server.ts b/packages/language-server/src/server.ts
index 023b51754..80b01e9d7 100644
--- a/packages/language-server/src/server.ts
+++ b/packages/language-server/src/server.ts
@@ -1,4 +1,3 @@
-/* istanbul ignore file */
 import { forEach } from "lodash";
 import {
   createConnection,
diff --git a/packages/vscode-ui5-language-assistant/jest.config.js b/packages/vscode-ui5-language-assistant/jest.config.js
index 406cef575..bd373919d 100644
--- a/packages/vscode-ui5-language-assistant/jest.config.js
+++ b/packages/vscode-ui5-language-assistant/jest.config.js
@@ -3,6 +3,10 @@ const defaultConfig = require("../../jest.config");
 
 module.exports = {
   ...defaultConfig,
+  coveragePathIgnorePatterns: [
+    "<rootDir>/scripts/package-vsix.js",
+    "<rootDir>/src/extension.ts",
+  ],
   globals: {
     "ts-jest": {
       tsconfig: join(__dirname, "tsconfig-test.json"),
diff --git a/packages/vscode-ui5-language-assistant/scripts/package-vsix.js b/packages/vscode-ui5-language-assistant/scripts/package-vsix.js
index 52bdb82ce..3e3612078 100644
--- a/packages/vscode-ui5-language-assistant/scripts/package-vsix.js
+++ b/packages/vscode-ui5-language-assistant/scripts/package-vsix.js
@@ -1,4 +1,3 @@
-/* istanbul ignore file */
 /**
  * Workaround to: https://github.com/microsoft/vscode-vsce/issues/300
  * This "sorts of" implements the (broken) `yarn list` with support for workspaces
diff --git a/packages/vscode-ui5-language-assistant/src/extension.ts b/packages/vscode-ui5-language-assistant/src/extension.ts
index 36b2478d2..5ea92e6dd 100644
--- a/packages/vscode-ui5-language-assistant/src/extension.ts
+++ b/packages/vscode-ui5-language-assistant/src/extension.ts
@@ -1,4 +1,3 @@
-/* istanbul ignore file */
 import { resolve } from "path";
 import { readFileSync } from "fs";
 import {
diff --git a/sonar-project.properties b/sonar-project.properties
index ecfb85bff..d3a02e312 100644
--- a/sonar-project.properties
+++ b/sonar-project.properties
@@ -2,6 +2,7 @@ sonar.organization=sap-1
 sonar.projectKey=SAP_ui5-language-assistant
 sonar.sources=.
 sonar.inclusions=**/*.ts
+sonar.coverage.exclusions=packages/language-server/src/server.ts, packages/language-server/scripts/update-diagnostics-snapshots.js, packages/vscode-ui5-language-assistant/scripts/package-vsix.js, packages/vscode-ui5-language-assistant/src/extension.ts
 sonar.exclusions=**/*.test.ts, **/test/**/*, **/test-packages/**/*, **/scripts/**/*.ts
 sonar.cpd.exclusions=**/i18n.ts, **/*.test.ts, **/test/**/*, **/test-packages/**/*, **/scripts/**/*.ts
 sonar.tests=.