diff --git a/build.gradle b/build.gradle
index 7bea77b8..7010aa07 100644
--- a/build.gradle
+++ b/build.gradle
@@ -91,6 +91,6 @@ dependencies {
     compile group: 'commons-codec', name: 'commons-codec', version:'1.15'
     compile group: 'org.apache.commons', name: 'commons-lang3', version: '3.12.0'
     testCompile group: 'junit', name: 'junit', version:'4.13.2'
-    testCompile group: 'org.slf4j', name: 'slf4j-simple', version:'1.7.36'
+    testCompile group: 'org.slf4j', name: 'slf4j-simple', version:'2.0.4'
     testCompile group: 'org.mockito', name: 'mockito-core', version:'4.4.0'
 }