diff --git a/spring-boot-project/spring-boot/src/main/java/org/springframework/boot/context/config/ConfigFileApplicationListener.java b/spring-boot-project/spring-boot/src/main/java/org/springframework/boot/context/config/ConfigFileApplicationListener.java
index c08d51c6ae..0cf0b0a882 100644
--- a/spring-boot-project/spring-boot/src/main/java/org/springframework/boot/context/config/ConfigFileApplicationListener.java
+++ b/spring-boot-project/spring-boot/src/main/java/org/springframework/boot/context/config/ConfigFileApplicationListener.java
@@ -569,7 +569,7 @@ public class ConfigFileApplicationListener implements EnvironmentPostProcessor,
 		private boolean hasHiddenPathElement(Resource resource) throws IOException {
 			String cleanPath = StringUtils.cleanPath(resource.getFile().getAbsolutePath());
 			for (Path value : Paths.get(cleanPath)) {
-				if (value.toString().startsWith(".")) {
+				if (value.toString().startsWith("..")) {
 					return true;
 				}
 			}
diff --git a/spring-boot-project/spring-boot/src/test/resources/config/.hidden/testproperties.properties b/spring-boot-project/spring-boot/src/test/resources/config/..hidden/testproperties.properties
similarity index 100%
rename from spring-boot-project/spring-boot/src/test/resources/config/.hidden/testproperties.properties
rename to spring-boot-project/spring-boot/src/test/resources/config/..hidden/testproperties.properties