diff --git a/lib/node_modules/@stdlib/datasets/ssa-us-births-2000-2014/scripts/build.js b/lib/node_modules/@stdlib/datasets/ssa-us-births-2000-2014/scripts/build.js
index 46caac7f2a20..b235a29e1840 100644
--- a/lib/node_modules/@stdlib/datasets/ssa-us-births-2000-2014/scripts/build.js
+++ b/lib/node_modules/@stdlib/datasets/ssa-us-births-2000-2014/scripts/build.js
@@ -23,6 +23,7 @@
 var resolve = require( 'path' ).resolve;
 var readFile = require( '@stdlib/fs/read-file' ).sync;
 var writeFile = require( '@stdlib/fs/write-file' ).sync;
+var format = require( '@stdlib/string/format' );
 var RE_EOL = require( '@stdlib/regexp/eol' ).REGEXP;
 
 
@@ -67,7 +68,7 @@ function main() {
 	for ( i = 0; i < data.length; i++ ) {
 		d = data[ i ].split( ',' );
 		if ( d.length !== fields.length ) {
-			throw new Error( 'unexpected error. Number of row values ('+d.length+') does not match the expected number of fields ('+fields.length+').' );
+			throw new Error( format( 'unexpected error. Number of row values (%d) does not match the expected number of fields (%d).', d.length, fields.length ) );
 		}
 		for ( j = 0; j < d.length; j++ ) {
 			d[ j ] = parseFloat( d[ j ] );