diff --git a/spring-webflux/src/main/java/org/springframework/web/reactive/function/server/PathResourceLookupFunction.java b/spring-webflux/src/main/java/org/springframework/web/reactive/function/server/PathResourceLookupFunction.java
index b5ee5b469678..aa314b623565 100644
--- a/spring-webflux/src/main/java/org/springframework/web/reactive/function/server/PathResourceLookupFunction.java
+++ b/spring-webflux/src/main/java/org/springframework/web/reactive/function/server/PathResourceLookupFunction.java
@@ -212,7 +212,7 @@ else if (resource instanceof ClassPathResource classPathResource) {
 			return true;
 		}
 		locationPath = (locationPath.endsWith("/") || locationPath.isEmpty() ? locationPath : locationPath + "/");
-		return (resourcePath.startsWith(locationPath) && !isInvalidEncodedInputPath(resourcePath));
+		return (resourcePath.startsWith(locationPath) && !isInvalidEncodedResourcePath(resourcePath));
 	}
 
 	private boolean isInvalidEncodedResourcePath(String resourcePath) {