diff --git a/utils/common/deploy-rbutil.py b/utils/common/deploy-rbutil.py
index 389438e920..0a68dbe805 100755
--- a/utils/common/deploy-rbutil.py
+++ b/utils/common/deploy-rbutil.py
@@ -57,7 +57,7 @@ deploy.progexe = {
 }
 deploy.regreplace = {
     "rbutil/rbutilqt/version.h"  : [["\$Rev\$", "%REVISION%"],
-                                    ["(^#define BUILDID).*", "\\1 \"-%BUILDID%\""]],
+                                    ["(^#define BUILDID).*", "\\1 \"%BUILDID%\""]],
     "rbutil/rbutilqt/Info.plist" : [["\$Rev\$", "%REVISION%"]],
 }
 # OS X 10.6 defaults to gcc 4.2. Building universal binaries that are
diff --git a/utils/common/deploy.py b/utils/common/deploy.py
index 070cea65b5..8f7fd72175 100755
--- a/utils/common/deploy.py
+++ b/utils/common/deploy.py
@@ -569,10 +569,13 @@ def deploy():
                     # replacements made on the replacement string:
                     # %REVISION% is replaced with the revision number
                     replacement = re.sub("%REVISION%", str(revision), r[1])
-                    # %BUILD% is replace with buildid as passed on the command line
+                    newline = re.sub(r[0], replacement, newline)
+                    # %BUILD% is replaced with buildid as passed on the command line
                     if buildid != None:
-                        replacement = re.sub("%BUILDID%", str(buildid), replacement)
-                        newline = re.sub(r[0], replacement, newline)
+                        replacement = re.sub("%BUILDID%", "-" + str(buildid), replacement)
+                    else:
+                        replacement = re.sub("%BUILDID%", "", replacement)
+                    newline = re.sub(r[0], replacement, newline)
                 outfile.write(newline)
             outfile.close()