diff --git a/lib/node_modules/@stdlib/blas/base/dsymv/benchmark/benchmark.js b/lib/node_modules/@stdlib/blas/base/dsymv/benchmark/benchmark.js
index 3268a80cf94b..9cb745717f88 100644
--- a/lib/node_modules/@stdlib/blas/base/dsymv/benchmark/benchmark.js
+++ b/lib/node_modules/@stdlib/blas/base/dsymv/benchmark/benchmark.js
@@ -22,6 +22,7 @@
 
 var bench = require( '@stdlib/bench' );
 var uniform = require( '@stdlib/random/array/uniform' );
+var format = require( '@stdlib/string/format' );
 var isnan = require( '@stdlib/math/base/assert/is-nan' );
 var ones = require( '@stdlib/array/ones' );
 var pow = require( '@stdlib/math/base/special/pow' );
@@ -99,7 +100,7 @@ function main() {
 	for ( i = min; i <= max; i++ ) {
 		N = floor( pow( pow( 10, i ), 1.0/2.0 ) );
 		f = createBenchmark( N );
-		bench( pkg+':size='+(N*N), f );
+		bench( format( '%s:size=%d', pkg, N*N ), f );
 	}
 }
 
diff --git a/lib/node_modules/@stdlib/blas/base/dsymv/benchmark/benchmark.ndarray.js b/lib/node_modules/@stdlib/blas/base/dsymv/benchmark/benchmark.ndarray.js
index b612f6e7c380..b149883696f7 100644
--- a/lib/node_modules/@stdlib/blas/base/dsymv/benchmark/benchmark.ndarray.js
+++ b/lib/node_modules/@stdlib/blas/base/dsymv/benchmark/benchmark.ndarray.js
@@ -22,6 +22,7 @@
 
 var bench = require( '@stdlib/bench' );
 var uniform = require( '@stdlib/random/array/uniform' );
+var format = require( '@stdlib/string/format' );
 var isnan = require( '@stdlib/math/base/assert/is-nan' );
 var ones = require( '@stdlib/array/ones' );
 var pow = require( '@stdlib/math/base/special/pow' );
@@ -99,7 +100,7 @@ function main() {
 	for ( i = min; i <= max; i++ ) {
 		N = floor( pow( pow( 10, i ), 1.0/2.0 ) );
 		f = createBenchmark( N );
-		bench( pkg+':ndarray:size='+(N*N), f );
+		bench( format( '%s:ndarray:size=%d', pkg, N*N ), f );
 	}
 }