diff --git a/CHANGELOG b/CHANGELOG
index 5682c10..786c102 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -1,4 +1,10 @@
 
+v0.8.15
+-------
+
+.format() Node v6.x compatibility fix (PR #2)
+
+
 v0.8.14
 -------
 
diff --git a/lib/format.js b/lib/format.js
index 8ff6bd8..4d0577e 100644
--- a/lib/format.js
+++ b/lib/format.js
@@ -621,7 +621,7 @@ function metricPrefix( n ) {
 		log = Math.floor( Math.log10( n ) ) ;
 		logDiv3 = Math.floor( log / 3 ) ;
 		logMod = log % 3 ;
-		base = round( n / ( Math.pow( 1000, logDiv3 ) ) , roundStep[ logMod ] ) ;
+		base = round( n / ( Math.pow( 1000 , logDiv3 ) ) , roundStep[ logMod ] ) ;
 		prefix = mulPrefix[ logDiv3 ] ;
 	}
 	else {
@@ -629,7 +629,7 @@ function metricPrefix( n ) {
 		logDiv3 = Math.floor( log / 3 ) ;
 		logMod = log % 3 ;
 		if ( logMod < 0 ) { logMod += 3 ; }
-		base = round( n / ( Math.pow( 1000, logDiv3 ) ) , roundStep[ logMod ] ) ;
+		base = round( n / ( Math.pow( 1000 , logDiv3 ) ) , roundStep[ logMod ] ) ;
 		prefix = subMulPrefix[ -logDiv3 ] ;
 	}
 
diff --git a/package.json b/package.json
index 9b61270..c8b9bb0 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "string-kit",
-  "version": "0.8.14",
+  "version": "0.8.15",
   "engines": {
     "node": ">=6.0.0"
   },