diff --git a/pom.xml b/pom.xml
index 68bfda2..69f5c74 100644
--- a/pom.xml
+++ b/pom.xml
@@ -69,7 +69,7 @@
         <dependency>
             <groupId>org.querqy</groupId>
             <artifactId>querqy-lucene</artifactId>
-            <version>${querqy.lucene.version}</version>
+            <version>5.9.lucene980.0</version>
             <exclusions>
                 <exclusion>
                     <groupId>com.jayway.jsonpath</groupId>
@@ -81,20 +81,20 @@
         <dependency>
             <groupId>com.jayway.jsonpath</groupId>
             <artifactId>json-path</artifactId>
-            <version>${json-path.version}</version>
+            <version>2.8.0</version>
         </dependency>
 
         <dependency>
             <groupId>org.elasticsearch</groupId>
             <artifactId>elasticsearch</artifactId>
-            <version>${elasticsearch.version}</version>
+            <version>8.17.1</version>
             <scope>provided</scope>
         </dependency>
 
         <dependency>
             <groupId>org.elasticsearch.test</groupId>
             <artifactId>framework</artifactId>
-            <version>${elasticsearch.version}</version>
+            <version>8.17.3</version>
             <scope>test</scope>
         </dependency>
 
@@ -103,7 +103,7 @@
         <dependency>
             <groupId>org.locationtech.spatial4j</groupId>
             <artifactId>spatial4j</artifactId>
-            <version>${spatial4j.version}</version>
+            <version>0.8</version>
             <scope>test</scope>
         </dependency>
         <dependency>
@@ -116,7 +116,7 @@
         <dependency>
             <groupId>org.locationtech.jts</groupId>
             <artifactId>jts-core</artifactId>
-            <version>${jts.version}</version>
+            <version>1.19.0</version>
             <exclusions>
                 <exclusion>
                     <groupId>xerces</groupId>