diff --git a/lib/main.js b/lib/main.js
index e569526..0a5a9e3 100644
--- a/lib/main.js
+++ b/lib/main.js
@@ -24,7 +24,7 @@ var isCollection = require( '@stdlib/assert-is-collection' );
 var base = require( '@stdlib/array-base-take' );
 var zeros = require( '@stdlib/array-zeros' );
 var dtype = require( '@stdlib/array-dtype' );
-var format = require( '@stdlib/string-format' );
+var format = require( '@stdlib/error-tools-fmtprodmsg' );
 var defaults = require( './defaults.js' );
 var validate = require( './validate.js' );
 
@@ -56,10 +56,10 @@ function take( x, indices ) {
 	var err;
 	var dt;
 	if ( !isCollection( x ) ) {
-		throw new TypeError( format( 'invalid argument. First argument must be an array-like object. Value: `%s`.', x ) );
+		throw new TypeError( format( 'null2O', x ) );
 	}
 	if ( !isCollection( indices ) ) {
-		throw new TypeError( format( 'invalid argument. Second argument must be an array-like object. Value: `%s`.', indices ) );
+		throw new TypeError( format( 'null2y', indices ) );
 	}
 	opts = defaults();
 	if ( arguments.length > 2 ) {
diff --git a/lib/validate.js b/lib/validate.js
index 4c84a68..0ee8ebb 100644
--- a/lib/validate.js
+++ b/lib/validate.js
@@ -24,7 +24,7 @@ var isObject = require( '@stdlib/assert-is-plain-object' );
 var hasOwnProp = require( '@stdlib/assert-has-own-property' );
 var isIndexMode = require( '@stdlib/ndarray-base-assert-is-index-mode' );
 var modes = require( '@stdlib/ndarray-index-modes' );
-var format = require( '@stdlib/string-format' );
+var format = require( '@stdlib/error-tools-fmtprodmsg' );
 
 
 // MAIN //
@@ -50,12 +50,12 @@ var format = require( '@stdlib/string-format' );
 */
 function validate( opts, options ) {
 	if ( !isObject( options ) ) {
-		return new TypeError( format( 'invalid argument. Options argument must be an object. Value: `%s`.', options ) );
+		return new TypeError( format( 'null2V', options ) );
 	}
 	if ( hasOwnProp( options, 'mode' ) ) {
 		opts.mode = options.mode;
 		if ( !isIndexMode( opts.mode ) ) {
-			return new TypeError( format( 'invalid option. `%s` option must be one of the following: "%s". Option: `%s`.', 'mode', modes().join( '", "' ), opts.mode ) );
+			return new TypeError( format( 'null4S', 'mode', modes().join( '", "' ), opts.mode ) );
 		}
 	}
 	return null;
diff --git a/package.json b/package.json
index fdad397..98eece5 100644
--- a/package.json
+++ b/package.json
@@ -45,7 +45,7 @@
     "@stdlib/assert-is-plain-object": "^0.2.2",
     "@stdlib/ndarray-base-assert-is-index-mode": "^0.2.2",
     "@stdlib/ndarray-index-modes": "^0.2.2",
-    "@stdlib/string-format": "^0.2.2",
+    "@stdlib/error-tools-fmtprodmsg": "^0.2.2",
     "@stdlib/types": "^0.4.3",
     "@stdlib/error-tools-fmtprodmsg": "^0.2.2"
   },