diff --git a/platform-tests/src/test/java/org/junit/platform/console/options/PicocliCommandLineOptionsParserTests.java b/platform-tests/src/test/java/org/junit/platform/console/options/PicocliCommandLineOptionsParserTests.java
index 401542d5f610..31fa140ba2c3 100644
--- a/platform-tests/src/test/java/org/junit/platform/console/options/PicocliCommandLineOptionsParserTests.java
+++ b/platform-tests/src/test/java/org/junit/platform/console/options/PicocliCommandLineOptionsParserTests.java
@@ -530,7 +530,8 @@ void parseInvalidConfigurationParameters() {
 	void parseInvalidConfigurationParametersWithDuplicateKey(ArgsType type) {
 		Exception e = assertThrows(JUnitException.class, () -> type.parseArgLine("--config foo=bar --config foo=baz"));
 
-		assertThat(e.getMessage()).isEqualTo("Error parsing command-line arguments: Duplicate key 'foo' for values 'bar' and 'baz'.");
+		assertThat(e.getMessage()).isEqualTo(
+			"Error parsing command-line arguments: Duplicate key 'foo' for values 'bar' and 'baz'.");
 		assertThat(e.getCause().getMessage()).isEqualTo("Duplicate key 'foo' for values 'bar' and 'baz'.");
 	}