diff --git a/bower.json b/bower.json
index b30780af0..0f95e1725 100644
--- a/bower.json
+++ b/bower.json
@@ -1,6 +1,6 @@
 {
   "name": "pdfjs-dist",
-  "version": "1.3.50",
+  "version": "1.3.52",
   "main": [
     "build/pdf.js",
     "build/pdf.worker.js"
diff --git a/build/pdf.combined.js b/build/pdf.combined.js
index 1fa4c5649..38d022d15 100644
--- a/build/pdf.combined.js
+++ b/build/pdf.combined.js
@@ -20,8 +20,8 @@ if (typeof PDFJS === 'undefined') {
   (typeof window !== 'undefined' ? window : this).PDFJS = {};
 }
 
-PDFJS.version = '1.3.50';
-PDFJS.build = '376788f';
+PDFJS.version = '1.3.52';
+PDFJS.build = 'e93512f';
 
 (function pdfjsWrapper() {
   // Use strict in our context only - users might not want it
diff --git a/build/pdf.js b/build/pdf.js
index b0c9625bb..b28d9910d 100644
--- a/build/pdf.js
+++ b/build/pdf.js
@@ -20,8 +20,8 @@ if (typeof PDFJS === 'undefined') {
   (typeof window !== 'undefined' ? window : this).PDFJS = {};
 }
 
-PDFJS.version = '1.3.50';
-PDFJS.build = '376788f';
+PDFJS.version = '1.3.52';
+PDFJS.build = 'e93512f';
 
 (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 663ec448f..cd9940477 100644
--- a/build/pdf.worker.js
+++ b/build/pdf.worker.js
@@ -20,8 +20,8 @@ if (typeof PDFJS === 'undefined') {
   (typeof window !== 'undefined' ? window : this).PDFJS = {};
 }
 
-PDFJS.version = '1.3.50';
-PDFJS.build = '376788f';
+PDFJS.version = '1.3.52';
+PDFJS.build = 'e93512f';
 
 (function pdfjsWrapper() {
   // Use strict in our context only - users might not want it
diff --git a/package.json b/package.json
index 556091f43..d8442c10e 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "pdfjs-dist",
-  "version": "1.3.50",
+  "version": "1.3.52",
   "description": "Generic build of Mozilla's PDF.js library.",
   "keywords": [
     "Mozilla",
diff --git a/web/pdf_viewer.css b/web/pdf_viewer.css
index c14d0a6b3..47f63c878 100644
--- a/web/pdf_viewer.css
+++ b/web/pdf_viewer.css
@@ -21,6 +21,7 @@
   bottom: 0;
   overflow: hidden;
   opacity: 0.2;
+  line-height: 1.0;
 }
 
 .textLayer > div {