diff --git a/spring-boot-project/spring-boot-tools/spring-boot-gradle-plugin/src/main/java/org/springframework/boot/gradle/tasks/bundling/BootArchiveSupport.java b/spring-boot-project/spring-boot-tools/spring-boot-gradle-plugin/src/main/java/org/springframework/boot/gradle/tasks/bundling/BootArchiveSupport.java
index 23cf1141756..6cdd36d5f2a 100644
--- a/spring-boot-project/spring-boot-tools/spring-boot-gradle-plugin/src/main/java/org/springframework/boot/gradle/tasks/bundling/BootArchiveSupport.java
+++ b/spring-boot-project/spring-boot-tools/spring-boot-gradle-plugin/src/main/java/org/springframework/boot/gradle/tasks/bundling/BootArchiveSupport.java
@@ -150,11 +150,11 @@ class BootArchiveSupport {
 	}
 
 	private Integer getDirMode(CopySpec copySpec) {
-		return getMode(copySpec, "getDirPermissions", copySpec::getDirMode);
+		return getMode(copySpec, "getDirPermissions", () -> copySpec.getDirMode());
 	}
 
 	private Integer getFileMode(CopySpec copySpec) {
-		return getMode(copySpec, "getFilePermissions", copySpec::getFileMode);
+		return getMode(copySpec, "getFilePermissions", () -> copySpec.getFileMode());
 	}
 
 	@SuppressWarnings("unchecked")