diff --git a/test/test.backpressure.ts b/test/test.backpressure.ts
index d071a47..a93ab49 100644
--- a/test/test.backpressure.ts
+++ b/test/test.backpressure.ts
@@ -7,7 +7,6 @@ tap.test('should run backpressure test', async (toolsArg) => {
     const stream1 = new SmartDuplex({
       name: 'stream1',
       objectMode: true,
-      handleBackpressure: true,
       writeFunction: async (chunk, tools) => {
         await new Promise((resolve) => setTimeout(resolve, 10)); // Slow processing
         console.log(`processed chunk ${chunk} in stream 1`);
@@ -17,7 +16,6 @@ tap.test('should run backpressure test', async (toolsArg) => {
     const stream2 = new SmartDuplex({
       name: 'stream2',
       objectMode: true,
-      handleBackpressure: true,
       writeFunction: async (chunk, tools) => {
         await new Promise((resolve) => setTimeout(resolve, 20)); // Slow processing
         console.log(`processed chunk ${chunk} in stream 2`);
@@ -27,7 +25,6 @@ tap.test('should run backpressure test', async (toolsArg) => {
     const stream3 = new SmartDuplex({
       objectMode: true,
       name: 'stream3',
-      handleBackpressure: true,
       writeFunction: async (chunk, tools) => {
         await new Promise((resolve) => setTimeout(resolve, 100)); // Slow processing
         console.log(`processed chunk ${chunk} in stream 3`);
diff --git a/ts/00_commitinfo_data.ts b/ts/00_commitinfo_data.ts
index cadfcb7..3951350 100644
--- a/ts/00_commitinfo_data.ts
+++ b/ts/00_commitinfo_data.ts
@@ -3,6 +3,6 @@
  */
 export const commitinfo = {
   name: '@push.rocks/smartstream',
-  version: '3.0.22',
+  version: '3.0.23',
   description: 'simplifies access to node streams'
 }
diff --git a/ts/smartstream.classes.smartduplex.ts b/ts/smartstream.classes.smartduplex.ts
index 3b4b951..acf6282 100644
--- a/ts/smartstream.classes.smartduplex.ts
+++ b/ts/smartstream.classes.smartduplex.ts
@@ -17,7 +17,6 @@ export interface IStreamFinalFunction<rT> {
 export interface ISmartDuplexOptions<TInput, TOutput> extends DuplexOptions {
   debug?: boolean;
   name?: string;
-  handleBackpressure?: boolean;
   readFunction?: () => Promise<void>;
   writeFunction?: IStreamWriteFunction<TInput, TOutput>;
   finalFunction?: IStreamFinalFunction<TOutput>;