diff --git a/.github/dependabot.yml b/.github/dependabot.yml
index d73e6fa..7b69fdb 100644
--- a/.github/dependabot.yml
+++ b/.github/dependabot.yml
@@ -9,8 +9,11 @@ updates:
     directory: "/" # Location of package manifests
     schedule:
       interval: "daily"
+    groups:
+      freefair:
+        patterns:
+          - "io.freefair.*"
   - package-ecosystem: "github-actions"
     directory: "/"
     schedule:
       interval: "daily"
-      
diff --git a/.gitignore b/.gitignore
index 8031540..7c1c172 100644
--- a/.gitignore
+++ b/.gitignore
@@ -72,3 +72,5 @@ gen/
 /.idea/compiler.xml
 /.idea/jarRepositories.xml
 /.idea/inspectionProfiles/Project_Default.xml
+/.idea/material_theme_project_new.xml
+/.idea/vcs.xml
diff --git a/build.gradle.kts b/build.gradle.kts
index bcc0d04..af6f638 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -7,14 +7,16 @@ plugins {
     jacoco
     `java-library`
     signing
-    id("org.sonarqube") version "4.4.1.3373"
+    id("org.sonarqube") version "5.0.0.4638"
     id("org.cadixdev.licenser") version "0.6.1"
     id("me.qoomon.git-versioning") version "6.4.3"
-    id("io.freefair.lombok") version "8.4"
-    id("com.github.ben-manes.versions") version "0.50.0"
+    id("io.freefair.lombok") version "8.6"
+    id("io.freefair.javadoc-links") version "8.6"
+    id("io.freefair.javadoc-utf-8") version "8.6"
+    id("com.github.ben-manes.versions") version "0.51.0"
     id("me.champeau.jmh") version "0.7.2"
-    id("io.freefair.maven-central.validate-poms") version "8.4"
-    id("ru.vyarus.pom") version "2.2.2"
+    id("io.freefair.maven-central.validate-poms") version "8.6"
+    id("ru.vyarus.pom") version "3.0.0"
     id("io.codearte.nexus-staging") version "0.30.0"
 }
 
@@ -43,8 +45,8 @@ gitVersioning.apply {
 val isSnapshot = gitVersioning.gitVersionDetails.refType != GitRefType.TAG
 
 dependencies {
-    implementation("io.github.1c-syntax", "bsl-parser-core", "0.1.0")
-    implementation("com.tunnelvisionlabs", "antlr4", "4.9.0")
+    implementation("io.github.1c-syntax", "bsl-parser-core", "0.2.0")
+    implementation("org.antlr", "antlr4", "4.13.1")
     implementation("commons-io", "commons-io", "2.15.1")
     implementation("org.junit.jupiter", "junit-jupiter-api", "5.10.1")
     implementation("org.assertj", "assertj-core", "3.25.0")
@@ -62,6 +64,7 @@ java {
     sourceCompatibility = JavaVersion.VERSION_17
     targetCompatibility = JavaVersion.VERSION_17
     withSourcesJar()
+    withJavadocJar()
 }
 
 tasks.withType<JavaCompile> {
@@ -114,6 +117,7 @@ sonar {
 artifacts {
     archives(tasks["jar"])
     archives(tasks["sourcesJar"])
+    archives(tasks["javadocJar"])
 }
 
 signing {
diff --git a/src/main/java/com/github/_1c_syntax/bsl/parser/testing/TestLexer.java b/src/main/java/com/github/_1c_syntax/bsl/parser/testing/TestLexer.java
index 1ded2ba..523b52a 100644
--- a/src/main/java/com/github/_1c_syntax/bsl/parser/testing/TestLexer.java
+++ b/src/main/java/com/github/_1c_syntax/bsl/parser/testing/TestLexer.java
@@ -21,7 +21,6 @@
  */
 package com.github._1c_syntax.bsl.parser.testing;
 
-import com.github._1c_syntax.bsl.parser.CaseChangingCharStream;
 import com.github._1c_syntax.bsl.parser.UnicodeBOMInputStream;
 import lombok.Getter;
 import lombok.SneakyThrows;
@@ -96,8 +95,7 @@ public CommonTokenStream getTokensStream(int mode, String inputString) {
       var inputStreamReader = new InputStreamReader(ubis, StandardCharsets.UTF_8)
     ) {
       ubis.skipBOM();
-      var inputTemp = CharStreams.fromReader(inputStreamReader);
-      input = new CaseChangingCharStream(inputTemp);
+      input = CharStreams.fromReader(inputStreamReader);
     } catch (IOException e) {
       throw new RuntimeException(e);
     }
diff --git a/src/test/java/com/github/_1c_syntax/bsl/parser/testing/demo/DemoEmptyLexer.java b/src/test/java/com/github/_1c_syntax/bsl/parser/testing/demo/DemoEmptyLexer.java
index 67e25b6..278a64c 100644
--- a/src/test/java/com/github/_1c_syntax/bsl/parser/testing/demo/DemoEmptyLexer.java
+++ b/src/test/java/com/github/_1c_syntax/bsl/parser/testing/demo/DemoEmptyLexer.java
@@ -23,6 +23,7 @@
 
 import org.antlr.v4.runtime.CharStream;
 import org.antlr.v4.runtime.Lexer;
+import org.antlr.v4.runtime.atn.ATN;
 
 public class DemoEmptyLexer extends Lexer {
 
@@ -39,4 +40,9 @@ public String[] getRuleNames() {
   public String getGrammarFileName() {
     return null;
   }
+
+  @Override
+  public ATN getATN() {
+    return null;
+  }
 }
diff --git a/src/test/java/com/github/_1c_syntax/bsl/parser/testing/demo/DemoEmptyParser.java b/src/test/java/com/github/_1c_syntax/bsl/parser/testing/demo/DemoEmptyParser.java
index 9132c84..0f5400f 100644
--- a/src/test/java/com/github/_1c_syntax/bsl/parser/testing/demo/DemoEmptyParser.java
+++ b/src/test/java/com/github/_1c_syntax/bsl/parser/testing/demo/DemoEmptyParser.java
@@ -23,6 +23,7 @@
 
 import org.antlr.v4.runtime.Parser;
 import org.antlr.v4.runtime.TokenStream;
+import org.antlr.v4.runtime.atn.ATN;
 
 
 public class DemoEmptyParser extends Parser {
@@ -45,4 +46,9 @@ public String[] getRuleNames() {
   public String getGrammarFileName() {
     return null;
   }
+
+  @Override
+  public ATN getATN() {
+    return null;
+  }
 }
diff --git a/src/test/java/com/github/_1c_syntax/bsl/parser/testing/demo/DemoLexer.java b/src/test/java/com/github/_1c_syntax/bsl/parser/testing/demo/DemoLexer.java
index dcadcfb..0990747 100644
--- a/src/test/java/com/github/_1c_syntax/bsl/parser/testing/demo/DemoLexer.java
+++ b/src/test/java/com/github/_1c_syntax/bsl/parser/testing/demo/DemoLexer.java
@@ -23,6 +23,7 @@
 
 import org.antlr.v4.runtime.CharStream;
 import org.antlr.v4.runtime.Lexer;
+import org.antlr.v4.runtime.atn.ATN;
 
 public class DemoLexer extends Lexer {
 
@@ -44,4 +45,9 @@ public String[] getTokenNames() {
   public String getGrammarFileName() {
     return null;
   }
+
+  @Override
+  public ATN getATN() {
+    return null;
+  }
 }
\ No newline at end of file
diff --git a/src/test/java/com/github/_1c_syntax/bsl/parser/testing/demo/DemoParser.java b/src/test/java/com/github/_1c_syntax/bsl/parser/testing/demo/DemoParser.java
index 7701135..1433d49 100644
--- a/src/test/java/com/github/_1c_syntax/bsl/parser/testing/demo/DemoParser.java
+++ b/src/test/java/com/github/_1c_syntax/bsl/parser/testing/demo/DemoParser.java
@@ -24,8 +24,8 @@
 import com.github._1c_syntax.bsl.parser.BSLParserRuleContext;
 import org.antlr.v4.runtime.Parser;
 import org.antlr.v4.runtime.RecognitionException;
-import org.antlr.v4.runtime.RuleVersion;
 import org.antlr.v4.runtime.TokenStream;
+import org.antlr.v4.runtime.atn.ATN;
 import org.antlr.v4.runtime.tree.ParseTree;
 
 import java.util.Collections;
@@ -55,17 +55,20 @@ public String getGrammarFileName() {
     return null;
   }
 
+  @Override
+  public ATN getATN() {
+    return null;
+  }
+
   @Override
   public void reset() {
     // no op
   }
 
-  @RuleVersion(0)
   public final BSLParserRuleContext rule1() throws RecognitionException {
     return new DemoRuleContext(0, new DemoRuleContext(1), new DemoRuleContext(1), new DemoRuleContext(2));
   }
 
-  @RuleVersion(0)
   public final BSLParserRuleContext rule2() throws RecognitionException {
     return new DemoRuleContext(1);
   }