diff --git a/overlays/externalid/src/main/resources/logback.xml b/overlays/externalid/src/main/resources/logback.xml
new file mode 100644
index 0000000..9f95490
--- /dev/null
+++ b/overlays/externalid/src/main/resources/logback.xml
@@ -0,0 +1,31 @@
+<?xml version="1.0" encoding="UTF-8"?>
+
+<configuration scan="true" scanPeriod="30 seconds">
+    <contextName>externalid</contextName>
+    <jmxConfigurator/>
+
+    <appender name="FILE" class="ch.qos.logback.core.rolling.RollingFileAppender">
+        <file>${LOG_DIR}/${CONTEXT_NAME}.log</file>
+        <rollingPolicy class="ch.qos.logback.core.rolling.TimeBasedRollingPolicy">
+            <fileNamePattern>${LOG_DIR}/archives/${CONTEXT_NAME}.%d{yyyy-MM-dd}.log.gz
+            </fileNamePattern>
+            <maxHistory>90</maxHistory>
+        </rollingPolicy>
+        <encoder>
+            <charset>UTF-8</charset>
+            <Pattern>%d{yyyy-MM-dd HH:mm:ss.SSS} %-5level [%thread] %logger: %msg%n</Pattern>
+        </encoder>
+    </appender>
+
+    <root level="INFO">
+        <appender-ref ref="FILE"/>
+    </root>
+
+    <logger name="fr.recia" level="INFO"/>
+    <logger name="org" level="WARN"/>
+
+    <contextListener class="ch.qos.logback.classic.jul.LevelChangePropagator">
+        <resetJUL>true</resetJUL>
+    </contextListener>
+
+</configuration>
\ No newline at end of file