diff --git a/.editorconfig b/.editorconfig
index a29c687..9d7d4d6 100644
--- a/.editorconfig
+++ b/.editorconfig
@@ -19,7 +19,7 @@ ij_formatter_tags_enabled = false
 ij_smart_tabs = false
 ij_wrap_on_typing = true
 
-[{*.gant, *.gradle, *.groovy, *.gy}]
+[{*.gradle,*.groovy}]
 ij_groovy_align_group_field_declarations = false
 ij_groovy_align_multiline_array_initializer_expression = false
 ij_groovy_align_multiline_assignment = false
@@ -198,7 +198,7 @@ ij_groovy_while_brace_force = never
 ij_groovy_while_on_new_line = false
 ij_groovy_wrap_long_lines = true
 
-[{*.yml, *.yaml}]
+[{*.yml,*.yaml}]
 indent_style = space
 indent_size = 2
 tab_width = 2
diff --git a/README.md b/README.md
index bda615a..41a5b6e 100644
--- a/README.md
+++ b/README.md
@@ -121,7 +121,7 @@ search for multiple patterns, Ack cannot replace text in files, and I don't care
 * The tool was written primarily for use on Linux & Mac, but git bash for Windows is also supported. The implemented binary file
   detection does not work natively on Windows, as [text encoding on there is quite
   different](https://superuser.com/questions/294219/what-are-the-differences-between-linux-and-windows-txt-files-unicode-encoding).
-* Java Runtime Environment version 11 or newer
+* Java Runtime Environment version 17 or newer
 
 ### From release
 
diff --git a/build.gradle b/build.gradle
index 9605a0a..1465ed6 100644
--- a/build.gradle
+++ b/build.gradle
@@ -7,16 +7,16 @@ plugins {
 }
 
 wrapper {
-	gradleVersion = '7.4'
+	gradleVersion = '8.3'
 	distributionType = Wrapper.DistributionType.ALL
 }
 
-version = BUILD_VERSION
-group = GROUP_ID
+version = '3.0.0'
+group = 'rkrisztian.search'
 
 java {
 	toolchain {
-		languageVersion = JavaLanguageVersion.of(11)
+		languageVersion = JavaLanguageVersion.of(17)
 	}
 }
 
@@ -25,10 +25,10 @@ repositories {
 }
 
 dependencies {
-	def groovyVersion = '3.0.9'
+	def groovyVersion = '3.0.17'
 
 	implementation "org.codehaus.groovy:groovy-all:$groovyVersion"
-	codenarc 'org.codenarc:CodeNarc:2.2.0'
+	codenarc 'org.codenarc:CodeNarc:3.3.0'
 	codenarc "org.codehaus.groovy:groovy-all:$groovyVersion"
 }
 
@@ -36,7 +36,7 @@ testing {
 	suites {
 		all {
 			dependencies {
-				implementation 'org.spockframework:spock-core:2.0-groovy-3.0'
+				implementation 'org.spockframework:spock-core:2.3-groovy-3.0'
 			}
 
 			useJUnitJupiter()
@@ -50,14 +50,14 @@ testing {
 
 		integrationTest(JvmTestSuite) {
 			dependencies {
-				implementation project
+				implementation project()
 				implementation configurations.testCompileClasspath
 				implementation sourceSets.test.output
 			}
 
 			targets.all {
 				testTask.configure {
-					systemProperty 'java.io.tmpdir', "${buildDir}/tmp"
+					systemProperty 'java.io.tmpdir', "${->layout.buildDirectory.get()}/tmp"
 				}
 			}
 		}
@@ -79,7 +79,7 @@ distributions {
 	}
 }
 
-tasks.named('jar').configure {
+tasks.named('jar') {
 	manifest {
 		attributes 'Implementation-Title': 'Search App',
 				'Implementation-Version': archiveVersion
@@ -92,10 +92,10 @@ codenarc {
 }
 
 jacoco {
-	toolVersion = '0.8.7'
+	toolVersion = '0.8.10'
 }
 
-tasks.named('jacocoTestReport').configure {
+tasks.named('jacocoTestReport') {
 	enabled = false
 }
 
@@ -113,7 +113,7 @@ tasks.register('codeCoverageReport', JacocoReport) {
 	}
 }
 
-tasks.named('check').configure {
+tasks.named('check') {
 	dependsOn testing.suites.integrationTest
 	dependsOn 'codeCoverageReport'
 }
diff --git a/config/codenarc/rules.groovy b/config/codenarc/rules.groovy
index aa862ce..fccd724 100644
--- a/config/codenarc/rules.groovy
+++ b/config/codenarc/rules.groovy
@@ -5,6 +5,9 @@ ruleset {
 	ruleset 'rulesets/braces.xml'
 	ruleset('rulesets/comments.xml') {
 		'ClassJavadoc' doNotApplyToFilesMatching: /.*?(Test(Constants)?|Mock.*?|Assertions)\.groovy$/
+		// Bug: https://github.com/CodeNarc/CodeNarc/issues/743
+		'SpaceAfterCommentDelimiter' enabled: false
+		'SpaceBeforeCommentDelimiter' enabled: false
 	}
 	ruleset 'rulesets/concurrency.xml'
 	ruleset('rulesets/convention.xml') {
@@ -29,6 +32,8 @@ ruleset {
 	}
 	// TODO: Consider the DRY rules.
 	//ruleset 'rulesets/dry.xml'
+	// I get compilation failures for the enhanced ruleset.
+	//ruleset 'rulesets/enhanced.xml'
 	ruleset 'rulesets/exceptions.xml'
 	ruleset('rulesets/formatting.xml') {
 		'LineLength' length: 130
@@ -59,6 +64,13 @@ ruleset {
 		// Not Spock friendly
 		'MethodName' doNotApplyToFilesMatching: /.*?Test\.groovy$/
 	}
+	// TODO: Consider the security rules.
+	ruleset('rulesets/security.xml') {
+		// Not developing an Applet
+		'NonFinalPublicField' enabled: false
+		// Not a web application
+		'SystemExit' enabled: false
+	}
 	ruleset('rulesets/size.xml') {
 		// JaCoCo is used, not Cobertura.
 		'CrapMetric' enabled: false
diff --git a/gradle.properties b/gradle.properties
index c730f52..8d7ab93 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -1,6 +1,3 @@
-GROUP_ID=rkrisztian.search
-BUILD_VERSION=2.0.0
-
 org.gradle.configureondemand=false
 org.gradle.parallel=true
 org.gradle.daemon=true
diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties
index b1159fc..27313fb 100644
--- a/gradle/wrapper/gradle-wrapper.properties
+++ b/gradle/wrapper/gradle-wrapper.properties
@@ -1,5 +1,5 @@
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-7.4-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-8.3-all.zip
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
diff --git a/src/test/groovy/search/conf/GlobPatternTest.groovy b/src/test/groovy/search/conf/GlobPatternTest.groovy
index dc806c2..e1d4d1b 100644
--- a/src/test/groovy/search/conf/GlobPatternTest.groovy
+++ b/src/test/groovy/search/conf/GlobPatternTest.groovy
@@ -8,7 +8,7 @@ class GlobPatternTest extends Specification {
 
 	void 'glob pattern works'() {
 		expect:
-			new GlobPattern('*.java').matches(Paths.get('Test.java'))
+			new GlobPattern('*.java').matches Paths.get('Test.java')
 	}
 
 }