diff --git a/README.md b/README.md
index f6556ae..1cc532b 100644
--- a/README.md
+++ b/README.md
@@ -2,7 +2,7 @@
 
 
 [![Build Status](https://github.com/graphql-java/graphql-java-extended-validation/actions/workflows/master.yml/badge.svg)](https://github.com/graphql-java/graphql-java-extended-validation/actions/workflows/master.yml)
-[![Latest Release](https://maven-badges.herokuapp.com/maven-central/com.graphql-java/graphql-java-extended-validation/badge.svg?versionPrefix=24.)](https://maven-badges.herokuapp.com/maven-central/com.graphql-java/graphql-java-extended-validation/)
+[![Latest Release](https://img.shields.io/maven-central/v/com.graphql-java/graphql-java-extended-validation?versionPrefix=24.)](https://maven-badges.herokuapp.com/maven-central/com.graphql-java/graphql-java-extended-validation/)
 [![Latest Snapshot](https://img.shields.io/maven-central/v/com.graphql-java/graphql-java-extended-validation?label=maven-central%20snapshot&versionPrefix=0.0.0)](https://maven-badges.herokuapp.com/maven-central/com.graphql-java/graphql-java-extended-validation/)
 [![MIT licensed](https://img.shields.io/badge/license-MIT-green)](https://github.com/graphql-java/graphql-java-extended-validation/blob/master/LICENSE.md)
 
diff --git a/build.gradle b/build.gradle
index f17def2..63b14ca 100644
--- a/build.gradle
+++ b/build.gradle
@@ -45,7 +45,6 @@ dependencies {
     api "org.hibernate.validator:hibernate-validator:7.0.1.Final"
     api "org.glassfish:jakarta.el:4.0.2"
 
-    testImplementation 'org.slf4j:slf4j-simple:1.7.31'
     testImplementation 'org.spockframework:spock-core:1.3-groovy-2.5'
     testImplementation 'org.codehaus.groovy:groovy-all:2.5.14'
 }
diff --git a/src/test/resources/simplelogger.properties b/src/test/resources/simplelogger.properties
deleted file mode 100644
index 21ed7fe..0000000
--- a/src/test/resources/simplelogger.properties
+++ /dev/null
@@ -1,35 +0,0 @@
-# SLF4J's SimpleLogger configuration file
-# Simple implementation of Logger that sends all enabled log messages, for all defined loggers, to System.err.
-
-# Default logging detail level for all instances of SimpleLogger.
-# Must be one of ("trace", "debug", "info", "warn", or "error").
-# If not specified, defaults to "info".
-
-org.slf4j.simpleLogger.defaultLogLevel=info
-
-# Logging detail level for a SimpleLogger instance named "xxxxx".
-# Must be one of ("trace", "debug", "info", "warn", or "error").
-# If not specified, the default logging detail level is used.
-org.slf4j.simpleLogger.log.graphql=info
-
-# Set to true if you want the current date and time to be included in output messages.
-# Default is false, and will output the number of milliseconds elapsed since startup.
-#org.slf4j.simpleLogger.showDateTime=false
-
-# The date and time format to be used in the output messages.
-# The pattern describing the date and time format is the same that is used in java.text.SimpleDateFormat.
-# If the format is not specified or is invalid, the default format is used.
-# The default format is yyyy-MM-dd HH:mm:ss:SSS Z.
-#org.slf4j.simpleLogger.dateTimeFormat=yyyy-MM-dd HH:mm:ss:SSS Z
-
-# Set to true if you want to output the current thread name.
-# Defaults to true.
-#org.slf4j.simpleLogger.showThreadName=true
-
-# Set to true if you want the Logger instance name to be included in output messages.
-# Defaults to true.
-#org.slf4j.simpleLogger.showLogName=true
-
-# Set to true if you want the last component of the name to be included in output messages.
-# Defaults to false.
-#org.slf4j.simpleLogger.showShortLogName=false
\ No newline at end of file