Index: trunk/test/performance/org/openstreetmap/josm/io/OsmReaderPerformanceTest.java
===================================================================
--- trunk/test/performance/org/openstreetmap/josm/io/OsmReaderPerformanceTest.java	(revision 18799)
+++ trunk/test/performance/org/openstreetmap/josm/io/OsmReaderPerformanceTest.java	(revision 18853)
@@ -12,8 +12,6 @@
 import java.util.concurrent.TimeUnit;
 
-import org.junit.jupiter.api.BeforeAll;
 import org.junit.jupiter.api.Test;
 import org.junit.jupiter.api.Timeout;
-import org.openstreetmap.josm.JOSMFixture;
 import org.openstreetmap.josm.PerformanceTestUtils;
 import org.openstreetmap.josm.PerformanceTestUtils.PerformanceTestTimer;
@@ -30,12 +28,4 @@
 class OsmReaderPerformanceTest {
     private static final int TIMES = 4;
-
-    /**
-     * Prepare the test.
-     */
-    @BeforeAll
-    public static void createJOSMFixture() {
-        JOSMFixture.createPerformanceTestFixture().init(true);
-    }
 
     /**
Index: trunk/test/performance/org/openstreetmap/josm/io/OsmWriterPerformanceTest.java
===================================================================
--- trunk/test/performance/org/openstreetmap/josm/io/OsmWriterPerformanceTest.java	(revision 18799)
+++ trunk/test/performance/org/openstreetmap/josm/io/OsmWriterPerformanceTest.java	(revision 18853)
@@ -1,17 +1,15 @@
 // License: GPL. For details, see LICENSE file.
 package org.openstreetmap.josm.io;
-
-import org.junit.jupiter.api.BeforeAll;
-import org.junit.jupiter.api.BeforeEach;
-import org.junit.jupiter.api.Test;
-import org.junit.jupiter.api.Timeout;
-import org.openstreetmap.josm.JOSMFixture;
-import org.openstreetmap.josm.PerformanceTestUtils;
-import org.openstreetmap.josm.PerformanceTestUtils.PerformanceTestTimer;
-import org.openstreetmap.josm.data.osm.DataSet;
 
 import java.io.PrintWriter;
 import java.io.StringWriter;
 import java.util.concurrent.TimeUnit;
+
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Test;
+import org.junit.jupiter.api.Timeout;
+import org.openstreetmap.josm.PerformanceTestUtils;
+import org.openstreetmap.josm.PerformanceTestUtils.PerformanceTestTimer;
+import org.openstreetmap.josm.data.osm.DataSet;
 
 /**
@@ -24,12 +22,4 @@
     private static final int TIMES = 4;
     private DataSet neubrandenburgDataSet;
-
-    /**
-     * Prepare the test.
-     */
-    @BeforeAll
-    public static void createJOSMFixture() {
-        JOSMFixture.createPerformanceTestFixture().init(true);
-    }
 
     /**