diff --git a/gradle/test/junit5.gradle b/gradle/test/junit5.gradle
index 7ad10fa..04ca5f4 100644
--- a/gradle/test/junit5.gradle
+++ b/gradle/test/junit5.gradle
@@ -4,6 +4,7 @@ dependencies {
     testImplementation testLibs.junit.jupiter.params
     testImplementation testLibs.hamcrest
     testRuntimeOnly testLibs.junit.jupiter.engine
+    testRuntimeOnly testLibs.junit.jupiter.platform.launcher
 }
 
 test {
@@ -23,4 +24,8 @@ test {
     }
     jvmArgs '-Xmx2048m'
     systemProperty 'java.util.logging.config.file', 'src/test/resources/logging.properties'
+    // for reading large MARC XML files
+    systemProperty 'entityExpansionLimit', '2147480000'
+    systemProperty 'totalEntitySizeLimit', '2147480000'
+    systemProperty 'jdk.xml.totalEntitySizeLimit', '2147480000'
 }
diff --git a/settings.gradle b/settings.gradle
index 2cd50b0..7034967 100644
--- a/settings.gradle
+++ b/settings.gradle
@@ -22,6 +22,7 @@ dependencyResolutionManagement {
             library('junit-jupiter-api', 'org.junit.jupiter', 'junit-jupiter-api').versionRef('junit')
             library('junit-jupiter-params', 'org.junit.jupiter', 'junit-jupiter-params').versionRef('junit')
             library('junit-jupiter-engine', 'org.junit.jupiter', 'junit-jupiter-engine').versionRef('junit')
+            library('junit-jupiter-platform-launcher', 'org.junit.platform', 'junit-platform-launcher').version('1.10.0')
             library('hamcrest', 'org.hamcrest', 'hamcrest-library').version('2.2')
             library('charactersets', 'org.xbib', 'bibliographic-character-sets').version('2.0.0')
             library('json', 'org.xbib', 'content-json').version('5.0.1')