diff --git a/spring-boot-project/spring-boot-tools/spring-boot-test-support/src/main/java/org/springframework/boot/testsupport/system/OutputCapture.java b/spring-boot-project/spring-boot-tools/spring-boot-test-support/src/main/java/org/springframework/boot/testsupport/system/OutputCapture.java
index 9c8d16b7daee..a43d014453fa 100644
--- a/spring-boot-project/spring-boot-tools/spring-boot-test-support/src/main/java/org/springframework/boot/testsupport/system/OutputCapture.java
+++ b/spring-boot-project/spring-boot-tools/spring-boot-test-support/src/main/java/org/springframework/boot/testsupport/system/OutputCapture.java
@@ -194,7 +194,7 @@ PrintStream getParent() {
 
 		private static PrintStream getSystemStream(PrintStream printStream) {
 			while (printStream instanceof PrintStreamCapture) {
-				return ((PrintStreamCapture) printStream).getParent();
+				printStream = ((PrintStreamCapture) printStream).getParent();
 			}
 			return printStream;
 		}