diff --git a/actionpack/CHANGELOG b/actionpack/CHANGELOG
index 7641c24ead..1ee499c69e 100644
--- a/actionpack/CHANGELOG
+++ b/actionpack/CHANGELOG
@@ -1,5 +1,7 @@
 *SVN*
 
+* Add 'disabled' attribute to <OPTION> separators used in time zone and country selects.  Closes #10354 [hasmanyjosh]
+
 * Added the same record identification guessing rules to fields_for as form_for has [DHH]
 
 * Fixed that verification violations with no specified action didn't halt the chain (now they do with a 400 Bad Request) [DHH]
diff --git a/actionpack/lib/action_view/helpers/form_options_helper.rb b/actionpack/lib/action_view/helpers/form_options_helper.rb
index e7d375cabb..10d539b413 100644
--- a/actionpack/lib/action_view/helpers/form_options_helper.rb
+++ b/actionpack/lib/action_view/helpers/form_options_helper.rb
@@ -249,7 +249,7 @@ module ActionView
 
         if priority_countries
           country_options += options_for_select(priority_countries, selected)
-          country_options += "<option value=\"\">-------------</option>\n"
+          country_options += "<option value=\"\" disabled=\"disabled\">-------------</option>\n"
         end
 
         return country_options + options_for_select(COUNTRIES, selected)
@@ -280,7 +280,7 @@ module ActionView
 
         if priority_zones
           zone_options += options_for_select(convert_zones[priority_zones], selected)
-          zone_options += "<option value=\"\">-------------</option>\n"
+          zone_options += "<option value=\"\" disabled=\"disabled\">-------------</option>\n"
 
           zones = zones.reject { |z| priority_zones.include?( z ) }
         end
diff --git a/actionpack/test/template/form_options_helper_test.rb b/actionpack/test/template/form_options_helper_test.rb
index e34e36f4e3..3d45984b83 100644
--- a/actionpack/test/template/form_options_helper_test.rb
+++ b/actionpack/test/template/form_options_helper_test.rb
@@ -187,7 +187,7 @@ class FormOptionsHelperTest < Test::Unit::TestCase
     opts = time_zone_options_for_select( nil, zones )
     assert_dom_equal "<option value=\"B\">B</option>\n" +
                  "<option value=\"E\">E</option>" +
-                 "<option value=\"\">-------------</option>\n" +
+                 "<option value=\"\" disabled=\"disabled\">-------------</option>\n" +
                  "<option value=\"A\">A</option>\n" +
                  "<option value=\"C\">C</option>\n" +
                  "<option value=\"D\">D</option>",
@@ -199,7 +199,7 @@ class FormOptionsHelperTest < Test::Unit::TestCase
     opts = time_zone_options_for_select( "E", zones )
     assert_dom_equal "<option value=\"B\">B</option>\n" +
                  "<option value=\"E\" selected=\"selected\">E</option>" +
-                 "<option value=\"\">-------------</option>\n" +
+                 "<option value=\"\" disabled=\"disabled\">-------------</option>\n" +
                  "<option value=\"A\">A</option>\n" +
                  "<option value=\"C\">C</option>\n" +
                  "<option value=\"D\">D</option>",
@@ -211,7 +211,7 @@ class FormOptionsHelperTest < Test::Unit::TestCase
     opts = time_zone_options_for_select( "C", zones )
     assert_dom_equal "<option value=\"B\">B</option>\n" +
                  "<option value=\"E\">E</option>" +
-                 "<option value=\"\">-------------</option>\n" +
+                 "<option value=\"\" disabled=\"disabled\">-------------</option>\n" +
                  "<option value=\"A\">A</option>\n" +
                  "<option value=\"C\" selected=\"selected\">C</option>\n" +
                  "<option value=\"D\">D</option>",
@@ -663,7 +663,7 @@ COUNTRIES
     @post.origin = "Denmark"
     expected_select = <<-COUNTRIES
 <select id="post_origin" name="post[origin]"><option value="New Zealand">New Zealand</option>
-<option value="Nicaragua">Nicaragua</option><option value="">-------------</option>
+<option value="Nicaragua">Nicaragua</option><option value="" disabled="disabled">-------------</option>
 <option value="Afghanistan">Afghanistan</option>
 <option value="Aland Islands">Aland Islands</option>
 <option value="Albania">Albania</option>
@@ -919,7 +919,7 @@ COUNTRIES
     @post.origin = "New Zealand"
     expected_select = <<-COUNTRIES
 <select id="post_origin" name="post[origin]"><option selected="selected" value="New Zealand">New Zealand</option>
-<option value="Nicaragua">Nicaragua</option><option value="">-------------</option>
+<option value="Nicaragua">Nicaragua</option><option value="" disabled="disabled">-------------</option>
 <option value="Afghanistan">Afghanistan</option>
 <option value="Aland Islands">Aland Islands</option>
 <option value="Albania">Albania</option>
@@ -1289,7 +1289,7 @@ COUNTRIES
     assert_dom_equal "<select id=\"firm_time_zone\" name=\"firm[time_zone]\">" +
                  "<option value=\"A\">A</option>\n" +
                  "<option value=\"D\" selected=\"selected\">D</option>" +
-                 "<option value=\"\">-------------</option>\n" +
+                 "<option value=\"\" disabled=\"disabled\">-------------</option>\n" +
                  "<option value=\"B\">B</option>\n" +
                  "<option value=\"C\">C</option>\n" +
                  "<option value=\"E\">E</option>" +