diff --git a/docs/source/advanced/kit/custom/build/createkit.rst b/docs/source/advanced/kit/custom/build/createkit.rst
index 6543a1779..4061fbef4 100644
--- a/docs/source/advanced/kit/custom/build/createkit.rst
+++ b/docs/source/advanced/kit/custom/build/createkit.rst
@@ -56,7 +56,7 @@ The ``buildkit.conf`` file is a sample file that contains a description of all t
       kitlicense=ILAN           <== the default kit license string is "EPL"
       kitdeployparams=pe.env    <== pe.env has to define in the other_files dir.
 
-**kitrepo** --- This stanza defines a Kit Package Repository. There must be at least one kitrepo stanza in a kit build file.  If this kit need to support multiple OSes, user should create a separate repository for each OS.  Also, no two repositories can be defined with the same OS name, major/minor version, and arch.  ::
+**kitrepo** --- This stanza defines a Kit Package Repository. There must be at least one kitrepo stanza in a kit build file.  If this kit need to support multiple OSes, user should create a separate repository for each OS.  Also, no two repositories can be defined with the same OS name, major version, and arch.  ::
 
   kitrepo:
       kitrepoid=rhels6_x86_64
@@ -70,6 +70,14 @@ The ``buildkit.conf`` file is a sample file that contains a description of all t
       osmajorversion=11
       osarch=x86_64
 
+minor version can be support following format: ::
+    
+    osminorversion=2  <<-- minor version has to be exactly matched to 2
+    osminorversion=>=2  <<-- minor version can be 2 or greater than 2
+    osminorversion=<=2  <<-- minor version can be 2 or less than 2 
+    osminorversion=>2  <<-- minor version has to be greater than 2
+    osminorversion=<2  <<-- minor version has to be less than 2 
+
 **kitcomponent** --- This stanza defines one Kit Component. A kitcomponent definition is a way of specifying a subset of the product Kit that may be installed into an xCAT osimage.  A kitcomponent may or may not be dependent on other kitcomponents.If user want to build a component which supports multiple OSes, need to create one kitcomponent stanza for each OS.  ::
 
   kitcomponent:
diff --git a/xCAT-buildkit/bin/buildkit b/xCAT-buildkit/bin/buildkit
index 34521cfaf..3d705c54f 100755
--- a/xCAT-buildkit/bin/buildkit
+++ b/xCAT-buildkit/bin/buildkit
@@ -1390,12 +1390,13 @@ sub validate_bldkitconf
         $full_kitname .= '-' . $::bldkit_config->{kit}{entries}[0]->{osmajorversion};
     }
     if (defined($::bldkit_config->{kit}{entries}[0]->{osminorversion})) {
+        my $kitminor = split /<=|>=|==|<|>/, $::bldkit_config->{kit}{entries}[0]->{osminorversion};
         if ((!defined($::bldkit_config->{kit}{entries}[0]->{osbasename})) ||
             (!defined($::bldkit_config->{kit}{entries}[0]->{osmajorversion}))) {
             print "Error:  Kit osminorversion attribute was specified but either Kit osbasename or Kit osmajorversion were not set. \n";
             return 1;
         }
-        $full_kitname .= '-' . $::bldkit_config->{kit}{entries}[0]->{osminorversion};
+        $full_kitname .= '-' . $kitminor;
     }
     if (defined($::bldkit_config->{kit}{entries}[0]->{osarch})) {
         $full_kitname .= '-' . $::bldkit_config->{kit}{entries}[0]->{osarch};
@@ -1500,12 +1501,14 @@ sub validate_bldkitconf
         }
         $reponame .= '-' . $kr->{osmajorversion};
         if (defined($kr->{osminorversion})) {
+            my $krminor = split /<=|>=|==|<|>/, $kr->{osminorversion};
             if ((defined($::bldkit_config->{kit}{entries}[0]->{osminorversion})) &&
                 ($::bldkit_config->{kit}{entries}[0]->{osminorversion} ne
                     $kr->{osminorversion})) {
                 print "Warning:  Kit osminorversion is set to \"$::bldkit_config->{kit}{entries}[0]->{osminorversion}\", but this does not match kitrepo $kr->{kitrepoid} osminorversion \"$kr->{osminorversion}\".  Processing will continue, but verify that you do not have an error in your buildkit configuration file. \n";
             }
-            $reponame .= '.' . $kr->{osminorversion};
+            $reponame .= '.' . $krminor;
+            $::bldkit_config->{kit}{entries}[0]->{osminorversion} = $krminor;            
         }
         if ((defined($::bldkit_config->{kit}{entries}[0]->{osarch})) &&
             ($::bldkit_config->{kit}{entries}[0]->{osarch} ne
@@ -1549,7 +1552,8 @@ sub validate_bldkitconf
         $compname .= '-' . $repo{osbasename};
         $compname .= '-' . $repo{osmajorversion};
         if (defined($repo{osminorversion})) {
-            $compname .= '.' . $repo{osminorversion};
+            my $minorversion = split /<=|>=|==|<|>/, $repo{osminorversion};
+            $compname .= '.' . $minorversion;
         }
         $compname .= '-' . $repo{osarch};
         $kc->{kitcompname} = $compname;
@@ -1931,8 +1935,10 @@ sub validate_os
     }
     $osinfo =~ s/\,//;
     my $repo_osinfo = "$repo->{osbasename}$repo->{osmajorversion}";
+    my $minorversion;
     if (defined($repo->{osminorversion})) {
-        $repo_osinfo .= ".$repo->{osminorversion}";
+        $minorversion = split /<=|>=|==|<|>/, $repo->{osminorversion};
+        $repo_osinfo .= ".$minorversion";
     }
     $repo_osinfo .= "-$repo->{osarch} ";
     my $mismatch_msg = "The local host is running $osinfo-$osarch.  This does not match the Kit Repository \"$repo->{kitrepoid}\" data:  $repo_osinfo";
@@ -1968,7 +1974,7 @@ sub validate_os
         return 1;
     }
     if (defined($repo->{osminorversion})) {
-        if (($repo->{osminorversion} ne $osminorversion) &&
+        if (($minorversion ne $osminorversion) &&
             (!$compat_match)) {
             print "$mismatch_msg \n";
             if ($::VERBOSE) {
@@ -3411,6 +3417,7 @@ sub kit_addpkgs
     #  - could be list of pkgdir s
     my @pkgdirlist = split(",", $::PKGDIR);
 
+    print "$tmpdir_base\n";
     # Cleanup - should have been removed when last command ran
     #            - but just in case
     system("rm -Rf $tmpdir_base");
@@ -3425,6 +3432,7 @@ sub kit_addpkgs
     $kittarfile = abs_path($kittarfile);
 
     foreach my $rpmdir (@pkgdirlist) {
+        print "rpmdir = $rmpdir\n";
         if (!(-d $rpmdir)) {
             print "The package directory $rpmdir could not be read. \n";
             return 1;
diff --git a/xCAT-server/lib/xcat/plugins/kit.pm b/xCAT-server/lib/xcat/plugins/kit.pm
index ba1db981f..649d67d81 100644
--- a/xCAT-server/lib/xcat/plugins/kit.pm
+++ b/xCAT-server/lib/xcat/plugins/kit.pm
@@ -1108,7 +1108,7 @@ sub read_kit_config
                 $key =~ s/\s+//g;
                 $value =~ s/\s+//g;
             } else {
-                ($key, $value) = split /=/, $line;
+                ($key, $value) = split(/=/, $line,2);
             }
         }
 
@@ -1803,6 +1803,24 @@ sub rmkit
 
 }
 
+sub check_minorversion
+{
+    my $kitminor = shift;
+    my $osminor = shift;
+
+    if ($kitminor eq $osminor) {
+        return 0;
+    }
+
+    if (($kitminor =~ />/) || ($kitminor =~ /</) || ($kitminor =~ /==/)) {
+        if (eval ($osminor. $kitminor)) {
+            return 0;
+        }
+    }
+    return 1;
+}
+
+
 #-------------------------------------------------------
 
 =head3 validate_os
@@ -1844,12 +1862,11 @@ sub validate_os {
         return 1;
     }
 
-    if ($kitcomp->{osminorversion} and ($osimage->{minorversion} lt $kitcomp->{osminorversion})) {
-
-        #        my %rsp;
-        #        push@{ $rsp{data} }, "osimage $os is not compatible with kit component $kitcomp->{kitcompname} with attribute minorversion";
-        #        xCAT::MsgUtils->message( "E", \%rsp, $::CALLBACK );
-        return 1;
+    if ($kitcomp->{osminorversion}) {
+        if (check_minorversion($kitcomp->{osminorversion}, $osimage->{minorversion}))
+        {
+            return 1;
+        }
     }
 
     if ($osimage->{arch} ne $kitcomp->{osarch} && $kitcomp->{osarch} ne 'noarch') {
@@ -2149,11 +2166,14 @@ sub addkitcomp
                 return 1;
             }
 
-            if ($kitcomps{$kitcomp}{osminorversion} and ($os{$osimage}{minorversion} lt $kitcomps{$kitcomp}{osminorversion})) {
-                my %rsp;
-                push @{ $rsp{data} }, "osimage $osimage is not compatible with kit component $kitcomp with attribute minorversion";
-                xCAT::MsgUtils->message("E", \%rsp, $callback);
-                return 1;
+            if ($kitcomps{$kitcomp}{osminorversion}) {
+                if (check_minorversion($kitcomps{$kitcomp}{osminorversion}, $os{$osimage}{minorversion}))
+                {
+                    my %rsp;
+                    push @{ $rsp{data} }, "osimage $osimage is not compatible with kit component $kitcomp with attribute minorversion";
+                    xCAT::MsgUtils->message("E", \%rsp, $callback);
+                    return 1;
+                }
             }
 
             if ($os{$osimage}{arch} ne $kitcomps{$kitcomp}{osarch} && $kitcomps{$kitcomp}{osarch} ne 'noarch') {
@@ -3606,11 +3626,14 @@ sub chkkitcomp
             return 1;
         }
 
-        if ($kitcomps{$kitcomp}{osminorversion} and ($os{$osimage}{minorversion} lt $kitcomps{$kitcomp}{osminorversion})) {
-            my %rsp;
-            push @{ $rsp{data} }, "kit component $kitcomp is not compatible with osimage $osimage with attribute minorversion";
-            xCAT::MsgUtils->message("E", \%rsp, $callback);
-            return 1;
+        if ($kitcomps{$kitcomp}{osminorversion} ) {
+            if (check_minorversion($kitcomps{$kitcomp}{osminorversion}, $os{$osimage}{minorversion}))
+            {
+                my %rsp;
+                push @{ $rsp{data} }, "kit component $kitcomp is not compatible with osimage $osimage with attribute minorversion";
+                xCAT::MsgUtils->message("E", \%rsp, $callback);
+                return 1;
+            }
         }
 
         if ($os{$osimage}{arch} ne $kitcomps{$kitcomp}{osarch} && $kitcomps{$kitcomp}{osarch} ne 'noarch') {
@@ -5080,8 +5103,11 @@ sub get_compat_kitreponames {
         if (defined($kitrepo->{osmajorversion}) && $kitrepo->{osmajorversion} ne $osdistro->{majorversion}) {
             next;
         }
-        if (defined($kitrepo->{osminorversion}) && $osdistro->{minorversion} lt $kitrepo->{osminorversion} ) {
-            next;
+        if (defined($kitrepo->{osminorversion})) {
+            if (check_minorversion($kitrepo->{osminorversion},$osdistro->{minorversion}))
+            {
+                next;
+            }
         }
         if (defined($kitrepo->{osarch}) && $kitrepo->{osarch} ne $osdistro->{arch} && $kitrepo->{osarch} ne 'noarch') {
             next;