diff --git a/lib/main.js b/lib/main.js
index b87b74b..afcb515 100644
--- a/lib/main.js
+++ b/lib/main.js
@@ -23,7 +23,7 @@
 var isNonNegativeInteger = require( '@stdlib/assert-is-nonnegative-integer' ).isPrimitive;
 var isCollection = require( '@stdlib/assert-is-collection' );
 var strides2offset = require( '@stdlib/ndarray-base-strides2offset' );
-var format = require( '@stdlib/string-format' );
+var format = require( '@stdlib/error-tools-fmtprodmsg' );
 
 
 // MAIN //
@@ -48,7 +48,7 @@ function offset( x ) {
 
 	// Note: we intentionally avoid rigorous ndarray checks to minimize performance impacts. This obviously means that non-ndarray-like objects can sneak through, but this is likely all right for the purposes of this function...
 	if ( typeof x !== 'object' || x === null ) {
-		throw new TypeError( format( 'invalid argument. Must provide an ndarray. Value: `%s`.', x ) );
+		throw new TypeError( format( '1k9Dv', x ) );
 	}
 	n = x.offset;
 	if ( isNonNegativeInteger( n ) ) {
@@ -56,7 +56,7 @@ function offset( x ) {
 	}
 	sh = x.shape;
 	if ( !isCollection( sh ) ) {
-		throw new TypeError( format( 'invalid argument. Must provide an ndarray. Value: `%s`.', x ) );
+		throw new TypeError( format( '1k9Dv', x ) );
 	}
 	st = x.strides;
 	if ( sh.length === 0 || !isCollection( st ) ) {
@@ -66,7 +66,7 @@ function offset( x ) {
 	if ( isNonNegativeInteger( n ) ) {
 		return n;
 	}
-	throw new TypeError( format( 'invalid argument. Must provide an ndarray. Value: `%s`.', x ) );
+	throw new TypeError( format( '1k9Dv', x ) );
 }
 
 
diff --git a/package.json b/package.json
index 358e231..1c3c89b 100644
--- a/package.json
+++ b/package.json
@@ -40,7 +40,7 @@
     "@stdlib/assert-is-collection": "^0.2.2",
     "@stdlib/assert-is-nonnegative-integer": "^0.2.2",
     "@stdlib/ndarray-base-strides2offset": "^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"
   },