diff --git a/conventions/src/main/kotlin/otel.java-conventions.gradle.kts b/conventions/src/main/kotlin/otel.java-conventions.gradle.kts
index 733196145942..f959446ab743 100644
--- a/conventions/src/main/kotlin/otel.java-conventions.gradle.kts
+++ b/conventions/src/main/kotlin/otel.java-conventions.gradle.kts
@@ -438,7 +438,7 @@ codenarc {
 checkstyle {
   configFile = rootProject.file("buildscripts/checkstyle.xml")
   // this version should match the version of google_checks.xml used as basis for above configuration
-  toolVersion = "11.1.0"
+  toolVersion = "12.0.0"
   maxWarnings = 0
 }
 
diff --git a/instrumentation/jmx-metrics/library/src/main/java/io/opentelemetry/instrumentation/jmx/yaml/StateMapping.java b/instrumentation/jmx-metrics/library/src/main/java/io/opentelemetry/instrumentation/jmx/yaml/StateMapping.java
index aa16c277a21f..73267340c39d 100644
--- a/instrumentation/jmx-metrics/library/src/main/java/io/opentelemetry/instrumentation/jmx/yaml/StateMapping.java
+++ b/instrumentation/jmx-metrics/library/src/main/java/io/opentelemetry/instrumentation/jmx/yaml/StateMapping.java
@@ -36,7 +36,7 @@ private StateMapping(
   }
 
   /**
-   * Returns {@literal} true when empty, {@literal false} otherwise
+   * Returns {@literal true} when empty, {@literal false} otherwise
    *
    * @return {@literal true} when state mapping is empty, {@literal false} otherwise
    */