diff --git a/prdoc/pr_9354.prdoc b/prdoc/pr_9354.prdoc
new file mode 100644
index 0000000000000..d699bbef14551
--- /dev/null
+++ b/prdoc/pr_9354.prdoc
@@ -0,0 +1,8 @@
+title: Remove whitespaces added by macros due to token re-parsing
+doc:
+- audience: Runtime Dev
+  description: |-
+    Normalize result of `stringify` in scenarios when used inside nested macros to stringify token streams for benchmarking framework
+crates:
+- name: frame-benchmarking
+  bump: patch
diff --git a/substrate/frame/benchmarking/src/v1.rs b/substrate/frame/benchmarking/src/v1.rs
index a6b155f4a1908..a6c1a67e34ff2 100644
--- a/substrate/frame/benchmarking/src/v1.rs
+++ b/substrate/frame/benchmarking/src/v1.rs
@@ -1817,8 +1817,8 @@ pub fn show_benchmark_debug_info(
 #[macro_export]
 macro_rules! add_benchmark {
 	( $params:ident, $batches:ident, $name:path, $location:ty ) => {
-		let name_string = stringify!($name).as_bytes();
-		let instance_string = stringify!($location).as_bytes();
+		let pallet_string = stringify!($name).replace(" ", "").into_bytes();
+		let instance_string = stringify!($location).replace(" ", "").into_bytes();
 		let (config, whitelist) = $params;
 		let $crate::BenchmarkConfig {
 			pallet,
@@ -1827,7 +1827,7 @@ macro_rules! add_benchmark {
 			verify,
 			internal_repeats,
 		} = config;
-		if &pallet[..] == &name_string[..] {
+		if &pallet[..] == &pallet_string[..] {
 			let benchmark_result = <$location>::run_benchmark(
 				&benchmark[..],
 				&selected_components[..],
@@ -1850,7 +1850,7 @@ macro_rules! add_benchmark {
 				},
 				Err($crate::BenchmarkError::Stop(e)) => {
 					$crate::show_benchmark_debug_info(
-						instance_string,
+						&instance_string,
 						benchmark,
 						selected_components,
 						verify,
@@ -1881,8 +1881,8 @@ macro_rules! add_benchmark {
 
 			if let Some(final_results) = final_results {
 				$batches.push($crate::BenchmarkBatch {
-					pallet: name_string.to_vec(),
-					instance: instance_string.to_vec(),
+					pallet: pallet_string,
+					instance: instance_string,
 					benchmark: benchmark.clone(),
 					results: final_results,
 				});
@@ -1913,12 +1913,12 @@ macro_rules! add_benchmark {
 #[macro_export]
 macro_rules! list_benchmark {
 	( $list:ident, $extra:ident, $name:path, $location:ty ) => {
-		let pallet_string = stringify!($name).as_bytes();
-		let instance_string = stringify!($location).as_bytes();
+		let pallet_string = stringify!($name).replace(" ", "").into_bytes();
+		let instance_string = stringify!($location).replace(" ", "").into_bytes();
 		let benchmarks = <$location>::benchmarks($extra);
 		let pallet_benchmarks = BenchmarkList {
-			pallet: pallet_string.to_vec(),
-			instance: instance_string.to_vec(),
+			pallet: pallet_string,
+			instance: instance_string,
 			benchmarks: benchmarks.to_vec(),
 		};
 		$list.push(pallet_benchmarks)