diff --git a/lib/node_modules/@stdlib/blas/ext/base/dnansumkbn/test/test.dnansumkbn.js b/lib/node_modules/@stdlib/blas/ext/base/dnansumkbn/test/test.dnansumkbn.js
index 787847da5a38..0bfec547b801 100644
--- a/lib/node_modules/@stdlib/blas/ext/base/dnansumkbn/test/test.dnansumkbn.js
+++ b/lib/node_modules/@stdlib/blas/ext/base/dnansumkbn/test/test.dnansumkbn.js
@@ -162,6 +162,18 @@ tape( 'if provided a `stride` parameter equal to `0`, the function returns the s
 	t.end();
 });
 
+tape( 'if provided a `stride` parameter equal to `0` and the first element is NaN, the function returns 0', function test( t ) {
+	var x;
+	var v;
+
+	x = new Float64Array( [ NaN, -2.0, -4.0, 5.0, 3.0 ] );
+
+	v = dnansumkbn( x.length, x, 0 );
+	t.strictEqual( v, 0.0, 'returns expected value' );
+
+	t.end();
+});
+
 tape( 'the function supports view offsets', function test( t ) {
 	var x0;
 	var x1;
diff --git a/lib/node_modules/@stdlib/blas/ext/base/dnansumkbn/test/test.dnansumkbn.native.js b/lib/node_modules/@stdlib/blas/ext/base/dnansumkbn/test/test.dnansumkbn.native.js
index a50c347c3510..47a886013764 100644
--- a/lib/node_modules/@stdlib/blas/ext/base/dnansumkbn/test/test.dnansumkbn.native.js
+++ b/lib/node_modules/@stdlib/blas/ext/base/dnansumkbn/test/test.dnansumkbn.native.js
@@ -253,6 +253,18 @@ tape( 'if provided a `stride` parameter equal to `0`, the function returns the s
 	t.end();
 });
 
+tape( 'if provided a `stride` parameter equal to `0` and the first element is NaN, the function returns 0', opts, function test( t ) {
+	var x;
+	var v;
+
+	x = new Float64Array( [ NaN, -2.0, -4.0, 5.0, 3.0 ] );
+
+	v = dnansumkbn( x.length, x, 0 );
+	t.strictEqual( v, 0.0, 'returns expected value' );
+
+	t.end();
+});
+
 tape( 'the function supports view offsets', opts, function test( t ) {
 	var x0;
 	var x1;
diff --git a/lib/node_modules/@stdlib/blas/ext/base/dnansumkbn/test/test.ndarray.js b/lib/node_modules/@stdlib/blas/ext/base/dnansumkbn/test/test.ndarray.js
index 021dbcf0e93b..95c9f99451f9 100644
--- a/lib/node_modules/@stdlib/blas/ext/base/dnansumkbn/test/test.ndarray.js
+++ b/lib/node_modules/@stdlib/blas/ext/base/dnansumkbn/test/test.ndarray.js
@@ -162,6 +162,18 @@ tape( 'if provided a `stride` parameter equal to `0`, the function returns the s
 	t.end();
 });
 
+tape( 'if provided a `stride` parameter equal to `0` and the first element is NaN, the function returns 0', function test( t ) {
+	var x;
+	var v;
+
+	x = new Float64Array( [ NaN, -2.0, -4.0, 5.0, 3.0 ] );
+
+	v = dnansumkbn( x.length, x, 0, 0 );
+	t.strictEqual( v, 0.0, 'returns expected value' );
+
+	t.end();
+});
+
 tape( 'the function supports an `offset` parameter', function test( t ) {
 	var x;
 	var v;
diff --git a/lib/node_modules/@stdlib/blas/ext/base/dnansumkbn/test/test.ndarray.native.js b/lib/node_modules/@stdlib/blas/ext/base/dnansumkbn/test/test.ndarray.native.js
index 4bcafdbdb009..5aa9c0fa50e5 100644
--- a/lib/node_modules/@stdlib/blas/ext/base/dnansumkbn/test/test.ndarray.native.js
+++ b/lib/node_modules/@stdlib/blas/ext/base/dnansumkbn/test/test.ndarray.native.js
@@ -171,6 +171,18 @@ tape( 'if provided a `stride` parameter equal to `0`, the function returns the s
 	t.end();
 });
 
+tape( 'if provided a `stride` parameter equal to `0` and the first element is NaN, the function returns 0', opts, function test( t ) {
+	var x;
+	var v;
+
+	x = new Float64Array( [ NaN, -2.0, -4.0, 5.0, 3.0 ] );
+
+	v = dnansumkbn( x.length, x, 0, 0 );
+	t.strictEqual( v, 0.0, 'returns expected value' );
+
+	t.end();
+});
+
 tape( 'the function supports an `offset` parameter', opts, function test( t ) {
 	var x;
 	var v;