diff --git a/test/core/build.xml b/test/core/build.xml
index a0ebf77b9..6f268f785 100644
--- a/test/core/build.xml
+++ b/test/core/build.xml
@@ -124,9 +124,6 @@ spotbugs.home_dir               - Location of the spotbugs tool. If not set, spo
                     extraArgs="${zserio.extra_args}">
                 <classpath>
                     <file name="${zserio.jar_dir}/zserio_core.jar"/>
-                    <file name="${zserio.jar_dir}/antlr-4.7.2-complete.jar"/>
-                    <file name="${zserio.jar_dir}/commons-cli-1.4.jar"/>
-                    <file name="${zserio.jar_dir}/freemarker-2.3.28.jar"/>
                 </classpath>
                 <args/>
             </zserio>
diff --git a/test/extensions/build.xml b/test/extensions/build.xml
index dc06b31a0..4d8f6f2ff 100644
--- a/test/extensions/build.xml
+++ b/test/extensions/build.xml
@@ -139,9 +139,6 @@ spotbugs.home_dir               - Location of the spotbugs tool. If not set, spo
                     extraArgs="${zserio.extra_args}">
                 <classpath>
                     <file name="${zserio.jar_dir}/zserio_core.jar"/>
-                    <file name="${zserio.jar_dir}/antlr-4.7.2-complete.jar"/>
-                    <file name="${zserio.jar_dir}/commons-cli-1.4.jar"/>
-                    <file name="${zserio.jar_dir}/freemarker-2.3.28.jar"/>
                 </classpath>
                 <arg name="java" value="${@{testName}.zs.out_dir}"/>
                 <args/>