diff --git a/deegree-services/deegree-webservices/pom.xml b/deegree-services/deegree-webservices/pom.xml
index 0924b433db3..5d2f26a7905 100644
--- a/deegree-services/deegree-webservices/pom.xml
+++ b/deegree-services/deegree-webservices/pom.xml
@@ -300,8 +300,8 @@
       <artifactId>jul-to-slf4j</artifactId>
     </dependency>
     <dependency>
-      <groupId>org.apache.logging.log4j</groupId>
-      <artifactId>log4j-slf4j2-impl</artifactId>
+      <groupId>ch.qos.logback</groupId>
+      <artifactId>logback-classic</artifactId>
     </dependency>
     <dependency>
       <groupId>jakarta.annotation</groupId>
diff --git a/deegree-tests/deegree-compliance-tests/pom.xml b/deegree-tests/deegree-compliance-tests/pom.xml
index f3f1a2e8e7c..f5d6d715677 100644
--- a/deegree-tests/deegree-compliance-tests/pom.xml
+++ b/deegree-tests/deegree-compliance-tests/pom.xml
@@ -183,8 +183,8 @@
       <artifactId>h2</artifactId>
     </dependency>
     <dependency>
-      <groupId>org.apache.logging.log4j</groupId>
-      <artifactId>log4j-slf4j2-impl</artifactId>
+      <groupId>ch.qos.logback</groupId>
+      <artifactId>logback-classic</artifactId>
     </dependency>
   </dependencies>
 
diff --git a/deegree-tests/deegree-integration-tests/pom.xml b/deegree-tests/deegree-integration-tests/pom.xml
index 8279b6cd138..c829c989b0c 100644
--- a/deegree-tests/deegree-integration-tests/pom.xml
+++ b/deegree-tests/deegree-integration-tests/pom.xml
@@ -105,8 +105,8 @@
 
   <dependencies>
     <dependency>
-      <groupId>org.apache.logging.log4j</groupId>
-      <artifactId>log4j-slf4j2-impl</artifactId>
+      <groupId>ch.qos.logback</groupId>
+      <artifactId>logback-classic</artifactId>
     </dependency>
   </dependencies>
 </project>
\ No newline at end of file
diff --git a/deegree-tests/deegree-wms-remoteows-tests/pom.xml b/deegree-tests/deegree-wms-remoteows-tests/pom.xml
index 8b9518aaf06..5be98b80cf3 100644
--- a/deegree-tests/deegree-wms-remoteows-tests/pom.xml
+++ b/deegree-tests/deegree-wms-remoteows-tests/pom.xml
@@ -84,8 +84,8 @@
       <version>${project.version}</version>
     </dependency>
     <dependency>
-      <groupId>org.apache.logging.log4j</groupId>
-      <artifactId>log4j-slf4j2-impl</artifactId>
+      <groupId>ch.qos.logback</groupId>
+      <artifactId>logback-classic</artifactId>
     </dependency>
     <dependency>
       <groupId>junit</groupId>
diff --git a/deegree-tests/deegree-wms-similarity-tests/pom.xml b/deegree-tests/deegree-wms-similarity-tests/pom.xml
index 0c9b2f4af33..5559b01283f 100644
--- a/deegree-tests/deegree-wms-similarity-tests/pom.xml
+++ b/deegree-tests/deegree-wms-similarity-tests/pom.xml
@@ -65,8 +65,8 @@
       <artifactId>junit</artifactId>
     </dependency>
     <dependency>
-      <groupId>org.apache.logging.log4j</groupId>
-      <artifactId>log4j-slf4j2-impl</artifactId>
+      <groupId>ch.qos.logback</groupId>
+      <artifactId>logback-classic</artifactId>
     </dependency>
   </dependencies>
 
diff --git a/deegree-tests/deegree-wmts-tests/pom.xml b/deegree-tests/deegree-wmts-tests/pom.xml
index 62582f4070f..f9ad22d6922 100644
--- a/deegree-tests/deegree-wmts-tests/pom.xml
+++ b/deegree-tests/deegree-wmts-tests/pom.xml
@@ -113,8 +113,8 @@
       <artifactId>imageio-ext-utilities</artifactId>
     </dependency>
     <dependency>
-      <groupId>org.apache.logging.log4j</groupId>
-      <artifactId>log4j-slf4j2-impl</artifactId>
+      <groupId>ch.qos.logback</groupId>
+      <artifactId>logback-classic</artifactId>
     </dependency>
     <dependency>
       <groupId>junit</groupId>
diff --git a/deegree-tests/deegree-workspace-tests/pom.xml b/deegree-tests/deegree-workspace-tests/pom.xml
index 68e32ab0e45..819f3c65e82 100644
--- a/deegree-tests/deegree-workspace-tests/pom.xml
+++ b/deegree-tests/deegree-workspace-tests/pom.xml
@@ -121,8 +121,8 @@
       <artifactId>junit</artifactId>
     </dependency>
     <dependency>
-      <groupId>org.apache.logging.log4j</groupId>
-      <artifactId>log4j-slf4j2-impl</artifactId>
+      <groupId>ch.qos.logback</groupId>
+      <artifactId>logback-classic</artifactId>
     </dependency>
   </dependencies>
 
diff --git a/deegree-tools/deegree-tools-3d/pom.xml b/deegree-tools/deegree-tools-3d/pom.xml
index a5a7de53cd2..11be762fd72 100644
--- a/deegree-tools/deegree-tools-3d/pom.xml
+++ b/deegree-tools/deegree-tools-3d/pom.xml
@@ -61,8 +61,8 @@
       <version>${project.version}</version>
     </dependency>
     <dependency>
-      <groupId>org.apache.logging.log4j</groupId>
-      <artifactId>log4j-slf4j2-impl</artifactId>
+      <groupId>ch.qos.logback</groupId>
+      <artifactId>logback-classic</artifactId>
     </dependency>
   </dependencies>
 
diff --git a/deegree-tools/deegree-tools-base/pom.xml b/deegree-tools/deegree-tools-base/pom.xml
index 978f26c8075..5e02f6e52a2 100644
--- a/deegree-tools/deegree-tools-base/pom.xml
+++ b/deegree-tools/deegree-tools-base/pom.xml
@@ -46,8 +46,8 @@
       <version>${project.version}</version>
     </dependency>
     <dependency>
-      <groupId>org.apache.logging.log4j</groupId>
-      <artifactId>log4j-slf4j2-impl</artifactId>
+      <groupId>ch.qos.logback</groupId>
+      <artifactId>logback-classic</artifactId>
     </dependency>
   </dependencies>
 
diff --git a/pom.xml b/pom.xml
index 16a1ba85d66..f405a665852 100644
--- a/pom.xml
+++ b/pom.xml
@@ -657,19 +657,14 @@
       -->
       <!-- logging -->
       <dependency>
-        <groupId>org.apache.logging.log4j</groupId>
-        <artifactId>log4j-api</artifactId>
-        <version>${log4j.version}</version>
+        <groupId>ch.qos.logback</groupId>
+        <artifactId>logback-classic</artifactId>
+        <version>${logback.version}</version>
       </dependency>
       <dependency>
-        <groupId>org.apache.logging.log4j</groupId>
-        <artifactId>log4j-core</artifactId>
-        <version>${log4j.version}</version>
-      </dependency>
-      <dependency>
-        <groupId>org.apache.logging.log4j</groupId>
-        <artifactId>log4j-slf4j2-impl</artifactId>
-        <version>${log4j.version}</version>
+        <groupId>ch.qos.logback</groupId>
+        <artifactId>logback-core</artifactId>
+        <version>${logback.version}</version>
       </dependency>
       <dependency>
         <groupId>org.slf4j</groupId>
@@ -1238,6 +1233,7 @@
     <antlr.version>3.5.3</antlr.version>
     <oracle.version>23.4.0.24.05</oracle.version>
     <log4j.version>2.23.1</log4j.version>
+    <logback.version>1.5.6</logback.version>
     <slf4j.version>2.0.12</slf4j.version>
     <spring-boot.version>2.7.18</spring-boot.version>
     <spring-batch.version>4.3.10</spring-batch.version>