diff --git a/.github/.keepalive b/.github/.keepalive
new file mode 100644
index 0000000..854c743
--- /dev/null
+++ b/.github/.keepalive
@@ -0,0 +1 @@
+2023-11-01T01:01:13.935Z
diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
index b17435b..0037bdb 100644
--- a/.github/workflows/publish.yml
+++ b/.github/workflows/publish.yml
@@ -182,7 +182,11 @@ jobs:
             fi
             # Trim leading and trailing whitespace:
             dep=$(echo "$dep" | xargs)
-            version="^$(npm view $dep version)"
+            version="$(npm view $dep version)"
+            if [[ -z "$version" ]]; then
+              continue
+            fi
+            version="^$version"
             jq -r --arg dep "$dep" --arg version "$version" '.dependencies[$dep] = $version' package.json > package.json.tmp
             mv package.json.tmp package.json
           done
@@ -192,7 +196,11 @@ jobs:
             fi
             # Trim leading and trailing whitespace:
             dep=$(echo "$dep" | xargs)
-            version="^$(npm view $dep version)"
+            version="$(npm view $dep version)"
+            if [[ -z "$version" ]]; then
+              continue
+            fi
+            version="^$version"
             jq -r --arg dep "$dep" --arg version "$version" '.devDependencies[$dep] = $version' package.json > package.json.tmp
             mv package.json.tmp package.json
           done
diff --git a/CONTRIBUTORS b/CONTRIBUTORS
index 93c4bde..0dae4fe 100644
--- a/CONTRIBUTORS
+++ b/CONTRIBUTORS
@@ -37,3 +37,4 @@ Stephannie Jiménez Gacha <steff456@hotmail.com>
 Yernar Yergaziyev <yernar.yergaziyev@erg.kz>
 orimiles5 <97595296+orimiles5@users.noreply.github.com>
 rei2hu <reimu@reimu.ws>
+Robert Gislason <gztown2216@yahoo.com>
diff --git a/test/dist/test.js b/test/dist/test.js
index f2d1607..a8a9c60 100644
--- a/test/dist/test.js
+++ b/test/dist/test.js
@@ -1,7 +1,7 @@
 /**
 * @license Apache-2.0
 *
-* Copyright (c) 2018 The Stdlib Authors.
+* Copyright (c) 2023 The Stdlib Authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
@@ -21,43 +21,13 @@
 // MODULES //
 
 var tape = require( 'tape' );
-var isFunction = require( './../../dist' );
+var main = require( './../../dist' );
 
 
 // TESTS //
 
-tape( 'main export is a function', function test( t ) {
+tape( 'main export is defined', function test( t ) {
 	t.ok( true, __filename );
-	t.strictEqual( typeof isFunction, 'function', 'main export is a function' );
-	t.end();
-});
-
-tape( 'the function returns `true` if provided a function', function test( t ) {
-	function beep() {
-		return 'boop';
-	}
-	t.strictEqual( isFunction( beep ), true, 'returns true' );
-	t.end();
-});
-
-tape( 'the function returns `false` if not provided a function', function test( t ) {
-	var values;
-	var i;
-
-	values = [
-		'5',
-		5,
-		NaN,
-		void 0,
-		true,
-		false,
-		null,
-		[],
-		{}
-	];
-
-	for ( i = 0; i < values.length; i++ ) {
-		t.strictEqual( isFunction( values[i] ), false, 'returns false when provided '+values[i] );
-	}
+	t.strictEqual( main !== void 0, true, 'main export is defined' );
 	t.end();
 });