diff --git a/post_upload.py b/post_upload.py
index 73239d2..ae95c43 100644
--- a/post_upload.py
+++ b/post_upload.py
@@ -6,19 +6,30 @@ from subprocess import call
 suffix = '.dmg'
 if sys.argv[1] == 'windows':
     suffix = '.exe'
-    
+if sys.argv[1] == 'linux':
+    suffix = '.tar.bz2'
+
+isRelease = False
+if len(sys.argv) > 2 and sys.argv[2] == 'release':
+    isReleaseCandidate = True
+
 allSuffix = '*' + suffix
 
 print "Wildcard pattern is:" + allSuffix
-    
-pattern = r'FlightGear-(?P<major>\d+)\.(?P<minor>\d+)\.(?P<patch>\d+)-([\w-]+)' + suffix
-publicNightlyRoot = "/var/www/html/builds/nightly"
-incomingDir = "/home/jenkins/nightly-incoming"
-sourceForgePath = "/home/frs/project/f/fl/flightgear/unstable/"
+pattern = r'\w+-(?P<major>\d+)\.(?P<minor>\d+)\.(?P<patch>\d+)([\w-]*)' + suffix
 sourceForgeUserHost = "jmturner@frs.sourceforge.net"
 sftpCommandFile = "sftp-commands"
 
-os.chdir(publicNightlyRoot)
+if isReleaseCandidate:
+    publicRoot = "/var/www/html/builds/rc"
+    incomingDir = "/home/jenkins/incoming"
+    sourceForgePath = "/home/frs/project/f/fl/flightgear/release-candidate/"
+else:
+    publicRoot = "/var/www/html/builds/nightly"
+    incomingDir = "/home/jenkins/nightly-incoming"
+    sourceForgePath = "/home/frs/project/f/fl/flightgear/unstable/"
+
+os.chdir(publicRoot)
 
 def findFileVersion(dir):
     for file in os.listdir(dir):
@@ -26,14 +37,14 @@ def findFileVersion(dir):
             m = re.match(pattern, file)
             if (m is not None):
                 return (m.group('major'), m.group('minor'), m.group('patch'))
-                
+
     return None
-    
+
 incomingVer = findFileVersion(incomingDir)
 if incomingVer is None:
     print "No incoming files found matching " + allSuffix
     exit()
-    
+
 existingVer = findFileVersion('.')
 
 # if files in dest location mis-match the version, archive them
@@ -42,11 +53,12 @@ existingVer = findFileVersion('.')
 versionChange = (existingVer != incomingVer)
 
 oldFiles = []
+incomingFiles = []
 newFiles = []
 
 if versionChange:
     print "Version number changing"
-    
+
     for file in os.listdir('.'):
         if fnmatch.fnmatch(file, allSuffix):
             if not os.path.islink(file):
@@ -55,22 +67,33 @@ if versionChange:
 
 for file in os.listdir(incomingDir):
     if fnmatch.fnmatch(file, allSuffix):
-        newFiles.append(file)
-        
+        incomingFiles.append(file)
+
 # copy and symlink
-for file in newFiles:        
+for file in incomingFiles:
     # move it to the public location
     srcFile = os.path.join(incomingDir, file)
-    os.rename(srcFile, file)
-    
-    # symlink for stable web URL
-    m = re.match(r'FlightGear-\d+\.\d+\.\d+-([\w-]+)' + suffix, file)
-    latestName = 'FlightGear-latest-' + m.group(1) + suffix
-    
-    if os.path.exists(latestName):
-        os.remove(latestName)
-    os.symlink(file, latestName)
-        
+
+    outFile = file
+    # insert -rc before suffix
+    if isReleaseCandidate:
+        m = re.match(r'(\w+-\d+\.\d+\.\d+[\w-]*)' + suffix, file)
+        outFile = m.group(1) + '-rc' + suffix
+        print "RC out name is " + outFile
+
+    os.rename(srcFile, outFile)
+    newFiles.append(outFile)
+
+    if not isReleaseCandidate:
+        # symlink for stable web URL
+        m = re.match(r'(\w+)-\d+\.\d+\.\d+-([\w-]+)' + suffix, file)
+        latestName = m.group(1) + '-latest-' + m.group(2) + suffix
+
+        if os.path.exists(latestName):
+            os.remove(latestName)
+        os.symlink(file, latestName)
+
+
 # remove files from SF
 if len(oldFiles) > 0:
     f = open(sftpCommandFile, 'w')
@@ -80,13 +103,11 @@ if len(oldFiles) > 0:
         f.write("rm " + file + '\n')
     f.write("bye\n")
     f.close()
-    
+
     call(["sftp", "-b", sftpCommandFile, sourceForgeUserHost])
     os.remove(sftpCommandFile)
-    
+
 # upload to SourceForge
-for file in newFiles: 
+for file in newFiles:
     print "Uploading " + file + " to SourceForge"
     call(["scp", file, sourceForgeUserHost + ":" + sourceForgePath + file])
-        
-        
\ No newline at end of file