diff --git a/lib/node_modules/@stdlib/blas/ext/base/snansumors/benchmark/benchmark.js b/lib/node_modules/@stdlib/blas/ext/base/snansumors/benchmark/benchmark.js
index 2bd9893e3166..7ab9059c552f 100644
--- a/lib/node_modules/@stdlib/blas/ext/base/snansumors/benchmark/benchmark.js
+++ b/lib/node_modules/@stdlib/blas/ext/base/snansumors/benchmark/benchmark.js
@@ -26,6 +26,7 @@ var pow = require( '@stdlib/math/base/special/pow' );
 var uniform = require( '@stdlib/random/base/uniform' );
 var bernoulli = require( '@stdlib/random/base/bernoulli' );
 var filledarrayBy = require( '@stdlib/array/filled-by' );
+var format = require( '@stdlib/string/format' );
 var pkg = require( './../package.json' ).name;
 var snansumors = require( './../lib/snansumors.js' );
 
@@ -91,7 +92,7 @@ function main() {
 	for ( i = min; i <= max; i++ ) {
 		len = pow( 10, i );
 		f = createBenchmark( len );
-		bench( pkg+':len='+len, f );
+		bench( format( '%s:len=%d', pkg, len ), f );
 	}
 }
 
diff --git a/lib/node_modules/@stdlib/blas/ext/base/snansumors/benchmark/benchmark.native.js b/lib/node_modules/@stdlib/blas/ext/base/snansumors/benchmark/benchmark.native.js
index 50c8ad874234..90db0ff45b72 100644
--- a/lib/node_modules/@stdlib/blas/ext/base/snansumors/benchmark/benchmark.native.js
+++ b/lib/node_modules/@stdlib/blas/ext/base/snansumors/benchmark/benchmark.native.js
@@ -28,6 +28,7 @@ var uniform = require( '@stdlib/random/base/uniform' );
 var bernoulli = require( '@stdlib/random/base/bernoulli' );
 var filledarrayBy = require( '@stdlib/array/filled-by' );
 var tryRequire = require( '@stdlib/utils/try-require' );
+var format = require( '@stdlib/string/format' );
 var pkg = require( './../package.json' ).name;
 
 
@@ -100,7 +101,7 @@ function main() {
 	for ( i = min; i <= max; i++ ) {
 		len = pow( 10, i );
 		f = createBenchmark( len );
-		bench( pkg+'::native:len='+len, opts, f );
+		bench( format( '%s::native:len=%d', pkg, len ), opts, f );
 	}
 }
 
diff --git a/lib/node_modules/@stdlib/blas/ext/base/snansumors/benchmark/benchmark.ndarray.js b/lib/node_modules/@stdlib/blas/ext/base/snansumors/benchmark/benchmark.ndarray.js
index 9b61ea747c3a..6f64178fe39b 100644
--- a/lib/node_modules/@stdlib/blas/ext/base/snansumors/benchmark/benchmark.ndarray.js
+++ b/lib/node_modules/@stdlib/blas/ext/base/snansumors/benchmark/benchmark.ndarray.js
@@ -26,6 +26,7 @@ var pow = require( '@stdlib/math/base/special/pow' );
 var uniform = require( '@stdlib/random/base/uniform' );
 var bernoulli = require( '@stdlib/random/base/bernoulli' );
 var filledarrayBy = require( '@stdlib/array/filled-by' );
+var format = require( '@stdlib/string/format' );
 var pkg = require( './../package.json' ).name;
 var snansumors = require( './../lib/ndarray.js' );
 
@@ -92,7 +93,7 @@ function main() {
 	for ( i = min; i <= max; i++ ) {
 		len = pow( 10, i );
 		f = createBenchmark( len );
-		bench( pkg+':ndarray:len='+len, f );
+		bench( format( '%s:ndarray:len=%d', pkg, len ), f );
 	}
 }
 
diff --git a/lib/node_modules/@stdlib/blas/ext/base/snansumors/benchmark/benchmark.ndarray.native.js b/lib/node_modules/@stdlib/blas/ext/base/snansumors/benchmark/benchmark.ndarray.native.js
index daffc80fbed6..b19689c8eae6 100644
--- a/lib/node_modules/@stdlib/blas/ext/base/snansumors/benchmark/benchmark.ndarray.native.js
+++ b/lib/node_modules/@stdlib/blas/ext/base/snansumors/benchmark/benchmark.ndarray.native.js
@@ -28,6 +28,7 @@ var uniform = require( '@stdlib/random/base/uniform' );
 var bernoulli = require( '@stdlib/random/base/bernoulli' );
 var filledarrayBy = require( '@stdlib/array/filled-by' );
 var tryRequire = require( '@stdlib/utils/try-require' );
+var format = require( '@stdlib/string/format' );
 var pkg = require( './../package.json' ).name;
 
 
@@ -101,7 +102,7 @@ function main() {
 	for ( i = min; i <= max; i++ ) {
 		len = pow( 10, i );
 		f = createBenchmark( len );
-		bench( pkg+'::native:ndarray:len='+len, opts, f );
+		bench( format( '%s::native:ndarray:len=%d', pkg, len ), opts, f );
 	}
 }