diff --git a/src/jrd/build_no.h b/src/jrd/build_no.h
index 8d6193fbbf..42eebeed1c 100644
--- a/src/jrd/build_no.h
+++ b/src/jrd/build_no.h
@@ -6,13 +6,13 @@
   FORMAL BUILD NUMBER:1219
 */
 
-#define PRODUCT_VER_STRING "5.0.0.1219"
-#define FILE_VER_STRING "WI-V5.0.0.1219"
-#define LICENSE_VER_STRING "WI-V5.0.0.1219"
-#define FILE_VER_NUMBER 5, 0, 0, 1219
-#define FB_MAJOR_VER "5"
+#define PRODUCT_VER_STRING "6.0.0.1219"
+#define FILE_VER_STRING "WI-T6.0.0.1219"
+#define LICENSE_VER_STRING "WI-T6.0.0.1219"
+#define FILE_VER_NUMBER 6, 0, 0, 1219
+#define FB_MAJOR_VER "6"
 #define FB_MINOR_VER "0"
 #define FB_REV_NO "0"
 #define FB_BUILD_NO "1219"
-#define FB_BUILD_TYPE "V"
-#define FB_BUILD_SUFFIX "Firebird 5.0 Release Candidate 1"
+#define FB_BUILD_TYPE "T"
+#define FB_BUILD_SUFFIX "Firebird 6.0 Initial"
diff --git a/src/misc/writeBuildNum.sh b/src/misc/writeBuildNum.sh
index a644cfd579..24e115def1 100755
--- a/src/misc/writeBuildNum.sh
+++ b/src/misc/writeBuildNum.sh
@@ -5,8 +5,8 @@
 
 BuildVersion="$Id: writeBuildNum.sh,v 1.28732 2010/05/29 13:12:08 fsg Exp $"
 
-BuildType=V
-MajorVer=5
+BuildType=T
+MajorVer=6
 MinorVer=0
 RevNo=0
 BuildNum=1219
@@ -20,8 +20,8 @@ Root=`dirname $Root`
 
 if [ "$SPECIAL_BUILD_SUFFIX" = "" ]; then
 # Normal builds
-SuffixKind="Release Candidate"
-SuffixVer="1"
+SuffixKind="Initial"
+SuffixVer=""
 BuildSuffix="Firebird $MajorVer.$MinorVer"
 [ "$SuffixKind" = "" ] || BuildSuffix="$BuildSuffix $SuffixKind"
 [ "$SuffixVer" = "" ] || BuildSuffix="$BuildSuffix $SuffixVer"