diff --git a/doc/versions.inc b/doc/versions.inc
index 7d41172305..0d9a12c512 100644
--- a/doc/versions.inc
+++ b/doc/versions.inc
@@ -87,11 +87,11 @@ $m51020 = array(
     "type"=>"mac_advanced",
 );
 
-$m51026 = array(
-    "num"=>"5.10.26",
+$m51027 = array(
+    "num"=>"5.10.27",
     "status"=>"Development version (standard GUI)",
-    "file"=>"boinc_5.10.26_macOSX_universal.zip",
-    "date"=>"22 Oct 2007",
+    "file"=>"boinc_5.10.27_macOSX_universal.zip",
+    "date"=>"24 Oct 2007",
     "type"=>"mac_advanced",
 );
 
@@ -119,11 +119,11 @@ $m51020c = array(
     "type"=>"bare_core",
 );
 
-$m51026c = array(
-    "num"=>"5.10.26",
+$m51027c = array(
+    "num"=>"5.10.27",
     "status"=>"Development version (Unix command-line version)",
-    "file"=>"boinc_5.10.26_universal-apple-darwin.zip",
-    "date"=>"22 Oct 2007",
+    "file"=>"boinc_5.10.27_universal-apple-darwin.zip",
+    "date"=>"24 Oct 2007",
     "type"=>"bare_core",
 );
 
@@ -199,8 +199,8 @@ $mac = array(
     "name"=>"Mac OS X",
     "dbname" => "powerpc-apple-darwin",
     "versions"=>array(
-        $m51026,
-        $m51026c,
+        $m51027,
+        $m51027c,
         $m51020,
         $m51020c,
         $m5817,