diff --git a/bower.json b/bower.json
index 15de90a6d..a5ce66cc1 100644
--- a/bower.json
+++ b/bower.json
@@ -1,6 +1,6 @@
 {
   "name": "pdfjs-dist",
-  "version": "1.3.156",
+  "version": "1.3.158",
   "main": [
     "build/pdf.js",
     "build/pdf.worker.js"
diff --git a/build/pdf.combined.js b/build/pdf.combined.js
index 770829153..f49fbfccb 100644
--- a/build/pdf.combined.js
+++ b/build/pdf.combined.js
@@ -21,8 +21,8 @@ if (typeof PDFJS === 'undefined') {
    typeof global !== 'undefined' ? global : this).PDFJS = {};
 }
 
-PDFJS.version = '1.3.156';
-PDFJS.build = '3f19b3f';
+PDFJS.version = '1.3.158';
+PDFJS.build = '944d1e6';
 
 (function pdfjsWrapper() {
   // Use strict in our context only - users might not want it
@@ -43069,10 +43069,8 @@ var Pattern = (function PatternClosure() {
 var Shadings = {};
 
 // A small number to offset the first/last color stops so we can insert ones to
-// support extend.  Number.MIN_VALUE appears to be too small and breaks the
-// extend. 1e-7 works in FF but chrome seems to use an even smaller sized number
-// internally so we have to go bigger.
-Shadings.SMALL_NUMBER = 1e-2;
+// support extend. Number.MIN_VALUE is too small and breaks the extend.
+Shadings.SMALL_NUMBER = 1e-6;
 
 // Radial and axial shading have very similar implementations
 // If needed, the implementations can be broken into two classes
diff --git a/build/pdf.js b/build/pdf.js
index 1878adcaf..bfa24a484 100644
--- a/build/pdf.js
+++ b/build/pdf.js
@@ -21,8 +21,8 @@ if (typeof PDFJS === 'undefined') {
    typeof global !== 'undefined' ? global : this).PDFJS = {};
 }
 
-PDFJS.version = '1.3.156';
-PDFJS.build = '3f19b3f';
+PDFJS.version = '1.3.158';
+PDFJS.build = '944d1e6';
 
 (function pdfjsWrapper() {
   // Use strict in our context only - users might not want it
diff --git a/build/pdf.worker.js b/build/pdf.worker.js
index 11ea7c8fa..3bbaf254a 100644
--- a/build/pdf.worker.js
+++ b/build/pdf.worker.js
@@ -21,8 +21,8 @@ if (typeof PDFJS === 'undefined') {
    typeof global !== 'undefined' ? global : this).PDFJS = {};
 }
 
-PDFJS.version = '1.3.156';
-PDFJS.build = '3f19b3f';
+PDFJS.version = '1.3.158';
+PDFJS.build = '944d1e6';
 
 (function pdfjsWrapper() {
   // Use strict in our context only - users might not want it
@@ -35255,10 +35255,8 @@ var Pattern = (function PatternClosure() {
 var Shadings = {};
 
 // A small number to offset the first/last color stops so we can insert ones to
-// support extend.  Number.MIN_VALUE appears to be too small and breaks the
-// extend. 1e-7 works in FF but chrome seems to use an even smaller sized number
-// internally so we have to go bigger.
-Shadings.SMALL_NUMBER = 1e-2;
+// support extend. Number.MIN_VALUE is too small and breaks the extend.
+Shadings.SMALL_NUMBER = 1e-6;
 
 // Radial and axial shading have very similar implementations
 // If needed, the implementations can be broken into two classes
diff --git a/package.json b/package.json
index f109fa3d7..d9a43c653 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "pdfjs-dist",
-  "version": "1.3.156",
+  "version": "1.3.158",
   "main": "build/pdf.js",
   "description": "Generic build of Mozilla's PDF.js library.",
   "keywords": [