diff --git a/lib/node_modules/@stdlib/string/next-code-point-index/README.md b/lib/node_modules/@stdlib/string/next-code-point-index/README.md
index 7de508d90598..970341192f4f 100644
--- a/lib/node_modules/@stdlib/string/next-code-point-index/README.md
+++ b/lib/node_modules/@stdlib/string/next-code-point-index/README.md
@@ -91,8 +91,8 @@ var out = nextCodePointIndex( 'last man standing', 4 );
 out = nextCodePointIndex( 'presidential election', 8 );
 // returns 9
 
-out = nextCodePointIndex( '𐒻𐓟𐒻𐓟', 1 );
-// returns 3
+out = nextCodePointIndex( '𐒻𐓟𐒻𐓟', 0 );
+// returns 2
 
 out = nextCodePointIndex( '🌷', 0 );
 // returns -1
@@ -145,15 +145,15 @@ Options:
 ### Examples
 
 ```bash
-$ next-code-point-index --from=1 𐒻𐓟𐒻𐓟
-3
+$ next-code-point-index --from=0 𐒻𐓟𐒻𐓟
+2
 ```
 
 To use as a [standard stream][standard-streams],
 
 ```bash
-$ echo -n '𐒻𐓟𐒻𐓟' | next-code-point-index --from=1
-3
+$ echo -n '𐒻𐓟𐒻𐓟' | next-code-point-index --from=0
+2
 ```
 
 </section>
diff --git a/lib/node_modules/@stdlib/string/next-code-point-index/docs/repl.txt b/lib/node_modules/@stdlib/string/next-code-point-index/docs/repl.txt
index de9089c2c045..15203eb6068a 100644
--- a/lib/node_modules/@stdlib/string/next-code-point-index/docs/repl.txt
+++ b/lib/node_modules/@stdlib/string/next-code-point-index/docs/repl.txt
@@ -22,8 +22,8 @@
     5
     > out = {{alias}}( 'presidential election', 8 )
     9
-    > out = {{alias}}( '𐒻𐓟𐒻𐓟', 1 )
-    3
+    > out = {{alias}}( '𐒻𐓟𐒻𐓟', 0 )
+    2
     > out = {{alias}}( '🌷' )
     -1
 
diff --git a/lib/node_modules/@stdlib/string/next-code-point-index/docs/types/index.d.ts b/lib/node_modules/@stdlib/string/next-code-point-index/docs/types/index.d.ts
index 4507b77c900d..986bcf2539d0 100644
--- a/lib/node_modules/@stdlib/string/next-code-point-index/docs/types/index.d.ts
+++ b/lib/node_modules/@stdlib/string/next-code-point-index/docs/types/index.d.ts
@@ -28,8 +28,8 @@
 * @returns next code point position
 *
 * @example
-* var out = nextCodePointIndex( '𐒻𐓟𐒻𐓟', 1 );
-* // returns 3
+* var out = nextCodePointIndex( '𐒻𐓟𐒻𐓟', 0 );
+* // returns 2
 *
 * out = nextCodePointIndex( '🌷' );
 * // returns -1
diff --git a/lib/node_modules/@stdlib/string/next-code-point-index/examples/index.js b/lib/node_modules/@stdlib/string/next-code-point-index/examples/index.js
index bd5f7d7361da..a034f6f7b746 100644
--- a/lib/node_modules/@stdlib/string/next-code-point-index/examples/index.js
+++ b/lib/node_modules/@stdlib/string/next-code-point-index/examples/index.js
@@ -26,8 +26,8 @@ console.log( nextCodePointIndex( 'last man standing', 4 ) );
 console.log( nextCodePointIndex( 'presidential election', 8 ) );
 // => 9
 
-console.log( nextCodePointIndex( '𐒻𐓟𐒻𐓟', 1 ) );
-// => 3
+console.log( nextCodePointIndex( '𐒻𐓟𐒻𐓟', 0 ) );
+// => 2
 
 console.log( nextCodePointIndex( '🌷', 0 ) );
 // => -1
diff --git a/lib/node_modules/@stdlib/string/next-code-point-index/lib/index.js b/lib/node_modules/@stdlib/string/next-code-point-index/lib/index.js
index b45fabdf28cc..716736f8ac9c 100644
--- a/lib/node_modules/@stdlib/string/next-code-point-index/lib/index.js
+++ b/lib/node_modules/@stdlib/string/next-code-point-index/lib/index.js
@@ -26,8 +26,8 @@
 * @example
 * var nextCodePointIndex = require( '@stdlib/string/next-code-point-index' );
 *
-* var out = nextCodePointIndex( '𐒻𐓟𐒻𐓟', 1 );
-* // returns 3
+* var out = nextCodePointIndex( '𐒻𐓟𐒻𐓟', 0 );
+* // returns 2
 *
 * out = nextCodePointIndex( '🌷', 0 );
 * // returns -1
diff --git a/lib/node_modules/@stdlib/string/next-code-point-index/lib/main.js b/lib/node_modules/@stdlib/string/next-code-point-index/lib/main.js
index 8e4d80d7896c..d0ffffc10860 100644
--- a/lib/node_modules/@stdlib/string/next-code-point-index/lib/main.js
+++ b/lib/node_modules/@stdlib/string/next-code-point-index/lib/main.js
@@ -40,7 +40,7 @@ var RE_UTF16_HIGH_SURROGATE = /[\uD800-\uDBFF]/; // TODO: replace with stdlib pk
 * @param {integer} [fromIndex=0] - position
 * @throws {TypeError} first argument must be a string
 * @throws {TypeError} second argument must be an integer
-* @returns {Integer} position of the next Unicode code point
+* @returns {integer} position of the next Unicode code point
 *
 * @example
 * var out = nextCodePointIndex( 'last man standing', 4 );
@@ -51,8 +51,8 @@ var RE_UTF16_HIGH_SURROGATE = /[\uD800-\uDBFF]/; // TODO: replace with stdlib pk
 * // returns 9
 *
 * @example
-* var out = nextCodePointIndex( '𐒻𐓟𐒻𐓟', 1 );
-* // returns 3
+* var out = nextCodePointIndex( '𐒻𐓟𐒻𐓟', 0 );
+* // returns 2
 *
 * @example
 * var out = nextCodePointIndex( '🌷' );
@@ -95,7 +95,7 @@ function nextCodePointIndex( str, fromIndex ) {
 		// Check whether the high surrogate is paired with a low surrogate...
 		if ( RE_UTF16_LOW_SURROGATE.test( str[ i ] ) ) {
 			// We found a surrogate pair:
-			return ( j === lastIndex ) ? -1 : j;
+			return ( j >= lastIndex ) ? -1 : j;
 		}
 		return i;
 	}
diff --git a/lib/node_modules/@stdlib/string/next-code-point-index/test/test.js b/lib/node_modules/@stdlib/string/next-code-point-index/test/test.js
index 129885905b1f..7a95ca27c23a 100644
--- a/lib/node_modules/@stdlib/string/next-code-point-index/test/test.js
+++ b/lib/node_modules/@stdlib/string/next-code-point-index/test/test.js
@@ -151,8 +151,8 @@ tape( 'the function supports providing an index from which to begin searching',
 	out = nextCodePointIndex( 'अनुच्छेद', 1 );
 	t.strictEqual( out, 2, 'returns expected value' );
 
-	out = nextCodePointIndex( '𐒻𐓟𐒻𐓟', 1 );
-	t.strictEqual( out, 3, 'returns expected value' );
+	out = nextCodePointIndex( '𐒻𐓟𐒻𐓟', 0 );
+	t.strictEqual( out, 2, 'returns expected value' );
 
 	out = nextCodePointIndex( 'a\uDBFFaaaaaaa', 0 ); // unpaired high surrogate
 	t.strictEqual( out, 1, 'returns expected value' );