diff --git a/internal/datagen/generator.go b/internal/datagen/generator.go
index 0617ddc..845d7fd 100644
--- a/internal/datagen/generator.go
+++ b/internal/datagen/generator.go
@@ -88,7 +88,7 @@ func (g *Generator) fillBuffer() {
 	}
 }
 
-func (g *Generator) GenPayload(calcHash bool) Payload {
+func (g *Generator) GenPayload() Payload {
 	if g.streaming {
 		return NewStreamPayload(g.size, g.seed.Add(1), g.typ)
 	}
diff --git a/scenarios/grpc.js b/scenarios/grpc.js
index a4329b4..6f675cd 100644
--- a/scenarios/grpc.js
+++ b/scenarios/grpc.js
@@ -149,7 +149,7 @@ export function obj_write() {
     };
     const container = container_list[Math.floor(Math.random() * container_list.length)];
 
-    const payload = generator.genPayload(registry_enabled);
+    const payload = generator.genPayload();
     const resp = grpc_client.put(container, headers, payload, write_grpc_chunk_size);
     if (!resp.success) {
         log.withField("cid", container).error(resp.error);
diff --git a/scenarios/grpc_car.js b/scenarios/grpc_car.js
index b8236e2..19ceaf9 100644
--- a/scenarios/grpc_car.js
+++ b/scenarios/grpc_car.js
@@ -174,7 +174,7 @@ export function obj_write() {
     };
     const container = container_list[Math.floor(Math.random() * container_list.length)];
 
-    const payload = generator.genPayload(registry_enabled);
+    const payload = generator.genPayload();
     const resp = grpc_client.put(container, headers, payload, write_grpc_chunk_size);
     if (!resp.success) {
         log.withField("cid", container).error(resp.error);
diff --git a/scenarios/http.js b/scenarios/http.js
index 1e31a4a..81215e6 100644
--- a/scenarios/http.js
+++ b/scenarios/http.js
@@ -97,7 +97,7 @@ export function obj_write() {
 
     const container = container_list[Math.floor(Math.random() * container_list.length)];
 
-    const payload = generator.genPayload(registry_enabled);
+    const payload = generator.genPayload();
     const data = {
         field: uuidv4(),
         // Because we use `file` wrapping and it is not straightforward to use streams here,
diff --git a/scenarios/local.js b/scenarios/local.js
index 50f9c7e..c90610c 100644
--- a/scenarios/local.js
+++ b/scenarios/local.js
@@ -128,7 +128,7 @@ export function obj_write() {
     };
     const container = container_list[Math.floor(Math.random() * container_list.length)];
 
-    const payload = generator.genPayload(registry_enabled);
+    const payload = generator.genPayload();
     const resp = local_client.put(container, headers, payload);
     if (!resp.success) {
         if (resp.abort) {
diff --git a/scenarios/s3.js b/scenarios/s3.js
index 517721e..814f073 100644
--- a/scenarios/s3.js
+++ b/scenarios/s3.js
@@ -145,7 +145,7 @@ export function obj_write() {
     const key = __ENV.OBJ_NAME || uuidv4();
     const bucket = bucket_list[Math.floor(Math.random() * bucket_list.length)];
 
-    const payload = generator.genPayload(registry_enabled);
+    const payload = generator.genPayload();
     const resp = s3_client.put(bucket, key, payload);
     if (!resp.success) {
         log.withFields({bucket: bucket, key: key}).error(resp.error);
diff --git a/scenarios/s3_car.js b/scenarios/s3_car.js
index ceda927..6eb94c6 100644
--- a/scenarios/s3_car.js
+++ b/scenarios/s3_car.js
@@ -172,7 +172,7 @@ export function obj_write() {
     const key = __ENV.OBJ_NAME || uuidv4();
     const bucket = bucket_list[Math.floor(Math.random() * bucket_list.length)];
 
-    const payload = generator.genPayload(registry_enabled);
+    const payload = generator.genPayload();
     const resp = s3_client.put(bucket, key, payload);
     if (!resp.success) {
         log.withFields({bucket: bucket, key: key}).error(resp.error);
diff --git a/scenarios/s3_multipart.js b/scenarios/s3_multipart.js
index e9e1297..43e0607 100644
--- a/scenarios/s3_multipart.js
+++ b/scenarios/s3_multipart.js
@@ -92,7 +92,7 @@ export function obj_write_multipart() {
     const key = __ENV.OBJ_NAME || uuidv4();
     const bucket = bucket_list[Math.floor(Math.random() * bucket_list.length)];
 
-    const payload = generator.genPayload(registry_enabled);
+    const payload = generator.genPayload();
     const resp = s3_client.multipart(bucket, key, write_multipart_part_size, write_multipart_vu_count, payload);
     if (!resp.success) {
         log.withFields({bucket: bucket, key: key}).error(resp.error);
diff --git a/scenarios/s3local.js b/scenarios/s3local.js
index 0d08733..fe31ed0 100644
--- a/scenarios/s3local.js
+++ b/scenarios/s3local.js
@@ -124,7 +124,7 @@ export function obj_write() {
     const key = __ENV.OBJ_NAME || uuidv4();
     const bucket = bucket_list[Math.floor(Math.random() * bucket_list.length)];
 
-    const payload = generator.genPayload(registry_enabled);
+    const payload = generator.genPayload();
     const resp = s3_client.put(bucket, key, payload);
     if (!resp.success) {
         if (resp.abort) {