diff --git a/lib/main.js b/lib/main.js
index f0ec43f..bd2f1dc 100644
--- a/lib/main.js
+++ b/lib/main.js
@@ -24,7 +24,7 @@ var PINF = require( '@stdlib/constants-float64-pinf' );
 var NINF = require( '@stdlib/constants-float64-ninf' );
 var BIAS = require( '@stdlib/constants-float64-exponent-bias' );
 var pow = require( '@stdlib/math-base-special-pow' );
-var format = require( '@stdlib/string-format' );
+var format = require( '@stdlib/error-tools-fmtprodmsg' );
 var toDouble = require( './todouble.js' );
 
 
@@ -93,7 +93,7 @@ function fromBinaryString( bstr ) {
 	var exp;
 
 	if ( bstr.length !== 64 ) {
-		throw new Error( format( 'invalid argument. Input string must have a length equal to %u. Value: `%s`.', 64, bstr ) );
+		throw new Error( format( '0l760', 64, bstr ) );
 	}
 	// Sign bit:
 	sign = ( bstr[0] === '1' ) ? -1.0 : 1.0;
diff --git a/package.json b/package.json
index a629a7e..8f99d1d 100644
--- a/package.json
+++ b/package.json
@@ -41,7 +41,7 @@
     "@stdlib/constants-float64-ninf": "^0.2.2",
     "@stdlib/constants-float64-pinf": "^0.2.2",
     "@stdlib/math-base-special-pow": "^0.3.0",
-    "@stdlib/string-format": "^0.2.2",
+    "@stdlib/error-tools-fmtprodmsg": "^0.2.2",
     "@stdlib/error-tools-fmtprodmsg": "^0.2.2"
   },
   "devDependencies": {