diff --git a/ocpp-v1_6-test/pom.xml b/ocpp-v1_6-test/pom.xml
index 4608bff6..8172d9dc 100644
--- a/ocpp-v1_6-test/pom.xml
+++ b/ocpp-v1_6-test/pom.xml
@@ -77,7 +77,7 @@
ch.qos.logback
logback-core
- 1.4.14
+ 1.5.1
test
diff --git a/ocpp-v2-test/pom.xml b/ocpp-v2-test/pom.xml
index f2b8316a..02d74a84 100644
--- a/ocpp-v2-test/pom.xml
+++ b/ocpp-v2-test/pom.xml
@@ -103,7 +103,7 @@
ch.qos.logback
logback-core
- 1.4.14
+ 1.5.1
test
diff --git a/ocpp-v2_0-test/pom.xml b/ocpp-v2_0-test/pom.xml
index c1a3c17e..41af8573 100644
--- a/ocpp-v2_0-test/pom.xml
+++ b/ocpp-v2_0-test/pom.xml
@@ -78,7 +78,7 @@
ch.qos.logback
logback-core
- 1.4.14
+ 1.5.1
test