diff --git a/autobuild.xml b/autobuild.xml
index b15bc5527b..1f1ee45549 100644
--- a/autobuild.xml
+++ b/autobuild.xml
@@ -3298,9 +3298,9 @@ Copyright (c) 2012, 2014, 2015, 2016 nghttp2 contributors</string>
             <key>archive</key>
             <map>
               <key>hash</key>
-              <string>33ed1bb3e24fbd3462da04fb3e917e94</string>
+              <string>1dda5fb3bb649b0ab5a93f22df7cb11e</string>
               <key>url</key>
-              <string>https://automated-builds-secondlife-com.s3.amazonaws.com/ct2/94814/850320/viewer_manager-3.0.568552-darwin64-568552.tar.bz2</string>
+              <string>https://automated-builds-secondlife-com.s3.amazonaws.com/ct2/96998/862110/viewer_manager-3.0.569958-darwin64-569958.tar.bz2</string>
             </map>
             <key>name</key>
             <string>darwin64</string>
@@ -3322,9 +3322,9 @@ Copyright (c) 2012, 2014, 2015, 2016 nghttp2 contributors</string>
             <key>archive</key>
             <map>
               <key>hash</key>
-              <string>2ad8e04965ac8bddb7d351abe09bee07</string>
+              <string>30d1386d0a6883d898fc56757a789b8b</string>
               <key>url</key>
-              <string>https://automated-builds-secondlife-com.s3.amazonaws.com/ct2/94813/850316/viewer_manager-3.0.568552-windows-568552.tar.bz2</string>
+              <string>https://automated-builds-secondlife-com.s3.amazonaws.com/ct2/97002/862130/viewer_manager-3.0.569958-windows-569958.tar.bz2</string>
             </map>
             <key>name</key>
             <string>windows</string>
@@ -3335,7 +3335,7 @@ Copyright (c) 2012, 2014, 2015, 2016 nghttp2 contributors</string>
         <key>source_type</key>
         <string>hg</string>
         <key>version</key>
-        <string>3.0.568552</string>
+        <string>3.0.569958</string>
       </map>
       <key>vlc-bin</key>
       <map>
diff --git a/indra/newview/viewer_manifest.py b/indra/newview/viewer_manifest.py
index 6aafc07bc7..76160b73ba 100755
--- a/indra/newview/viewer_manifest.py
+++ b/indra/newview/viewer_manifest.py
@@ -1335,7 +1335,7 @@ class DarwinManifest(ViewerManifest):
                             # 'err' goes out of scope
                             sign_failed = err
                     else:
-                        print >> sys.stderr, "Maximum codesign attempts exceeded; giving up"
+                        print("Maximum codesign attempts exceeded; giving up", file=sys.stderr)
                         raise sign_failed
                     self.run_command(['spctl', '-a', '-texec', '-vvvv', app_in_dmg])
                     self.run_command([self.src_path_of("installers/darwin/apple-notarize.sh"), app_in_dmg])