diff --git a/Mac/BuildScript/README.txt b/Mac/BuildScript/README.txt
index 74194a7233e..06f0fabc9f1 100644
--- a/Mac/BuildScript/README.txt
+++ b/Mac/BuildScript/README.txt
@@ -8,7 +8,7 @@ $DESTROOT, massages that installation to remove .pyc files and such, creates
 an Installer package from the installation plus other files in ``resources`` 
 and ``scripts`` and placed that on a ``.dmg`` disk image.
 
-As of Python 3.3.0, PSF practice is to build two installer variants
+For Python 3.4.0, PSF practice is to build two installer variants
 for each release.
 
 1.  32-bit-only, i386 and PPC universal, capable on running on all machines
@@ -22,8 +22,8 @@ for each release.
     - builds the following third-party libraries
 
         * NCurses 5.9 (http://bugs.python.org/issue15037)
-        * SQLite 3.7.13
-        * XZ 5.0.3
+        * SQLite 3.8.1
+        * XZ 5.0.5
 
     - uses system-supplied versions of third-party libraries
 
@@ -56,10 +56,10 @@ for each release.
     - builds the following third-party libraries
 
         * NCurses 5.9 (http://bugs.python.org/issue15037)
-        * SQLite 3.7.13
+        * SQLite 3.8.1
         * Tcl 8.5.15
         * Tk 8.5.15
-        * XZ 5.0.3
+        * XZ 5.0.5
 
     - uses system-supplied versions of third-party libraries
 
diff --git a/Mac/BuildScript/build-installer.py b/Mac/BuildScript/build-installer.py
index e7d94fabc08..1181a9653d1 100755
--- a/Mac/BuildScript/build-installer.py
+++ b/Mac/BuildScript/build-installer.py
@@ -237,9 +237,9 @@ def library_recipes():
     if getVersionTuple() >= (3, 3):
         result.extend([
           dict(
-              name="XZ 5.0.3",
-              url="http://tukaani.org/xz/xz-5.0.3.tar.gz",
-              checksum='fefe52f9ecd521de2a8ce38c21a27574',
+              name="XZ 5.0.5",
+              url="http://tukaani.org/xz/xz-5.0.5.tar.gz",
+              checksum='19d924e066b6fff0bc9d1981b4e53196',
               configure_pre=[
                     '--disable-dependency-tracking',
               ]
@@ -282,9 +282,9 @@ def library_recipes():
                   ),
           ),
           dict(
-              name="SQLite 3.7.13",
-              url="http://www.sqlite.org/sqlite-autoconf-3071300.tar.gz",
-              checksum='c97df403e8a3d5b67bb408fcd6aabd8e',
+              name="SQLite 3.8.1",
+              url="http://www.sqlite.org/2013/sqlite-autoconf-3080100.tar.gz",
+              checksum='8b5a0a02dfcb0c7daf90856a5cfd485a',
               extra_cflags=('-Os '
                             '-DSQLITE_ENABLE_FTS4 '
                             '-DSQLITE_ENABLE_FTS3_PARENTHESIS '
diff --git a/Misc/NEWS b/Misc/NEWS
index 5a6c4c04528..5f7cf21340c 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -397,6 +397,10 @@ Build
 
 - Issue #19551: PEP 453 - the OS X installer now installs pip by default.
 
+- Update third-party libraries for OS X installers:
+    xz 5.0.3 -> 5.0.5
+    SQLite 3.7.13 -> 3.8.1
+
 Tools/Demos
 -----------