diff --git a/src/font.js b/src/font.js
index 0115b574..f955c69d 100644
--- a/src/font.js
+++ b/src/font.js
@@ -86,11 +86,11 @@ function Font(options) {
         this.unitsPerEm = options.unitsPerEm || 1000;
         this.ascender = options.ascender;
         this.descender = options.descender;
+        this.createdTimestamp = options.createdTimestamp;
         this.slope = options.slope;
         this.italicAngle = options.italicAngle;
-        this.createdTimestamp = options.createdTimestamp;
 
-        var selection = 0;
+        let selection = 0;
         if (this.italicAngle < 0) {
             selection |= this.fsSelectionValues.ITALIC;
         } else if (this.italicAngle > 0) {
diff --git a/src/tables/sfnt.js b/src/tables/sfnt.js
index 9e7aac4c..1c2ccd6e 100644
--- a/src/tables/sfnt.js
+++ b/src/tables/sfnt.js
@@ -207,13 +207,14 @@ function fontToSfntTable(font) {
     globals.ascender = font.ascender;
     globals.descender = font.descender;
 
-    var macStyle = 0;
+    let macStyle = 0;
     if (font.italicAngle < 0) {
         macStyle |= 2;
     }
     if (font.weightClass >= 600) {
         macStyle |= 1;
     }
+
     const headTable = head.make({
         flags: 3, // 00000011 (baseline for font at y=0; left sidebearing point at x=0)
         unitsPerEm: font.unitsPerEm,
@@ -234,7 +235,7 @@ function fontToSfntTable(font) {
         minRightSideBearing: globals.minRightSideBearing,
         xMaxExtent: globals.maxLeftSideBearing + (globals.xMax - globals.xMin),
         numberOfHMetrics: font.glyphs.length,
-        slope: font.slope,
+        slope: font.slope
     });
 
     const maxpTable = maxp.make(font.glyphs.length);