diff --git a/package.json b/package.json
index fb7bf248b..1251ac569 100644
--- a/package.json
+++ b/package.json
@@ -71,7 +71,7 @@
     "bunyan": "^1.8.14",
     "docsify-cli": "^4.4.1",
     "eslint": "^7.17.0",
-    "eslint-config-standard": "^16.0.2",
+    "eslint-config-standard": "^16.0.3",
     "eslint-plugin-import": "^2.22.1",
     "eslint-plugin-node": "^11.1.0",
     "eslint-plugin-promise": "^5.1.0",
diff --git a/pino.d.ts b/pino.d.ts
index 0e8e1ff02..2cc74b426 100644
--- a/pino.d.ts
+++ b/pino.d.ts
@@ -50,7 +50,6 @@ declare namespace P {
     /**
      * Holds the current log format version (as output in the v property of each log record).
      */
-    const LOG_VERSION: number;
     const levels: LevelMapping;
     const symbols: {
         readonly setLevelSym: unique symbol;
@@ -728,17 +727,9 @@ declare namespace P {
         };
     }
 
-    type Logger = BaseLogger & { [key: string]: LogFn };
+    type Logger = BaseLogger & Record<string, any>;
 
     interface BaseLogger extends EventEmitter {
-        /**
-         * Exposes the current version of Pino.
-         */
-        readonly pino: string;
-        /**
-         * Holds the current log format version (as output in the v property of each log record).
-         */
-        readonly LOG_VERSION: number;
         /**
          * Exposes the Pino package version. Also available on the exported pino function.
          */
diff --git a/test/types/pino.test-d.ts b/test/types/pino.test-d.ts
index d6f8c5391..b41fd92f6 100644
--- a/test/types/pino.test-d.ts
+++ b/test/types/pino.test-d.ts
@@ -106,7 +106,7 @@ childRedacted.info({
   msg: "logged with redacted properties",
   path: "Not shown",
 });
-const childAnotherRedacted = pino().child({}, { 
+const childAnotherRedacted = pino().child({}, {
     redact: {
         paths: ["anotherPath"],
         censor: "Not the log you\re looking for",
@@ -267,3 +267,7 @@ const logLine: pino.LogDescriptor = {
     time: new Date().getTime(),
     aCustomProperty: true,
 };
+
+interface CustomLogger extends pino.Logger {
+    customMethod(msg: string, ...args: unknown[]): void;
+}