diff --git a/lib/WebpackOptionsValidationError.js b/lib/WebpackOptionsValidationError.js
index c4d0a21a502..b15ac7e017d 100644
--- a/lib/WebpackOptionsValidationError.js
+++ b/lib/WebpackOptionsValidationError.js
@@ -181,7 +181,12 @@ class WebpackOptionsValidationError extends Error {
 			else
 				return `${dataPath} ${err.message}`;
 		} else if(err.keyword === "absolutePath") {
-			return `${dataPath}: ${err.message}`;
+			const baseMessage = `${dataPath}: ${err.message}`;
+			if(dataPath === "configuration.output.filename") {
+				return `${baseMessage}\n` +
+					"Please use output.path to specify absolute path and output.filename for the file name.";
+			}
+			return baseMessage;
 		} else {
 			// eslint-disable-line no-fallthrough
 			return `${dataPath} ${err.message} (${JSON.stringify(err, 0, 2)}).\n${getSchemaPartText(err.parentSchema)}`;
diff --git a/test/Validation.test.js b/test/Validation.test.js
index 40cc13ad230..f9ea8f49f29 100644
--- a/test/Validation.test.js
+++ b/test/Validation.test.js
@@ -185,6 +185,7 @@ describe("Validation", () => {
 		},
 		message: [
 			" - configuration.output.filename: A relative path is expected. However the provided value \"/bar\" is an absolute path!",
+			"   Please use output.path to specify absolute path and output.filename for the file name."
 		]
 	}, {
 		name: "absolute path",