diff --git a/.config/pmd/java/ruleset.xml b/.config/pmd/java/ruleset.xml
index 6bf58b3..4570323 100644
--- a/.config/pmd/java/ruleset.xml
+++ b/.config/pmd/java/ruleset.xml
@@ -204,7 +204,7 @@
 
 	<rule name="AvoidStringBuilderOrBuffer"
 		language="java"
-		message="StringBuilder/ should not be used"
+		message="StringBuilder/StringBuffer should not be used"
 		class="net.sourceforge.pmd.lang.rule.xpath.XPathRule">
 		<description>
 			Usually all cases where `StringBuilder` (or the outdated `StringBuffer`) is used are either due to confusing (legacy) logic or may be replaced by a simpler string concatenation.
diff --git a/.github/workflows/check-ide-compatibility.yml b/.github/workflows/check-ide-compatibility.yml
index fdff702..d0c25a8 100644
--- a/.github/workflows/check-ide-compatibility.yml
+++ b/.github/workflows/check-ide-compatibility.yml
@@ -93,7 +93,7 @@ jobs:
 
     - name: Create Issue From File
       if: ${{ failure() && steps.check-compatibility.conclusion == 'failure' }}
-      uses: peter-evans/create-issue-from-file@e8ef132d6df98ed982188e460ebb3b5d4ef3a9cd # v5
+      uses: peter-evans/create-issue-from-file@fca9117c27cdc29c6c4db3b86c48e4115a786710 # v6
       with:
         issue-number: ${{ steps.find-issue.outputs.number }}
         title: IDE Compatibility Problem
diff --git a/build.gradle b/build.gradle
index 1d19b09..3ffb3b5 100644
--- a/build.gradle
+++ b/build.gradle
@@ -7,7 +7,7 @@ plugins {
 }
 
 ext {
-    checkstyleVersion = '11.0.1'
+    checkstyleVersion = '12.0.0'
 
     pmdVersion = '7.17.0'
 }
@@ -61,7 +61,7 @@ dependencies {
     checkstyle "com.puppycrawl.tools:checkstyle:${checkstyleVersion}"
     pmd "net.sourceforge.pmd:pmd-ant:${pmdVersion}",
             "net.sourceforge.pmd:pmd-java:${pmdVersion}"
-    testImplementation platform('org.junit:junit-bom:5.13.4'),
+    testImplementation platform('org.junit:junit-bom:6.0.0'),
             'org.junit.jupiter:junit-jupiter',
             'org.junit.jupiter:junit-jupiter-engine',
             'org.assertj:assertj-core:3.27.6'