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 22798eda937d..542c1ad8d5e1 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
@@ -213,7 +213,7 @@ else if (resource instanceof 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) {