diff --git a/src/jrd/build_no.h b/src/jrd/build_no.h
index 8187c8cbec..8629fc3b77 100644
--- a/src/jrd/build_no.h
+++ b/src/jrd/build_no.h
@@ -3,16 +3,16 @@
                *** DO NOT EDIT ***
   TO CHANGE ANY INFORMATION IN HERE PLEASE
   EDIT src/misc/writeBuildNum.sh
-  FORMAL BUILD NUMBER:17919 
+  FORMAL BUILD NUMBER:17920 
 */
 
-#define PRODUCT_VER_STRING "2.5.0.17919"
-#define FILE_VER_STRING "WI-T2.5.0.17919"
-#define LICENSE_VER_STRING "WI-T2.5.0.17919"
-#define FILE_VER_NUMBER 2, 5, 0, 17919
+#define PRODUCT_VER_STRING "2.5.0.17920"
+#define FILE_VER_STRING "WI-T2.5.0.17920"
+#define LICENSE_VER_STRING "WI-T2.5.0.17920"
+#define FILE_VER_NUMBER 2, 5, 0, 17920
 #define FB_MAJOR_VER "2"
 #define FB_MINOR_VER "5"
 #define FB_REV_NO "0"
-#define FB_BUILD_NO "17919"
+#define FB_BUILD_NO "17920"
 #define FB_BUILD_TYPE "T"
 #define FB_BUILD_SUFFIX "Firebird 2.5 Unstable "
diff --git a/src/misc/writeBuildNum.sh b/src/misc/writeBuildNum.sh
index fc8f3e0a83..e8e3bcc644 100755
--- a/src/misc/writeBuildNum.sh
+++ b/src/misc/writeBuildNum.sh
@@ -3,13 +3,13 @@
 # This file is used both to rebuild the header file and to set the 
 # environment variables on the config call
 
-BuildVersion="$Id: writeBuildNum.sh,v 1.18080 2008-01-16 12:20:39 dimitr Exp $"
+BuildVersion="$Id: writeBuildNum.sh,v 1.18081 2008-01-16 12:21:15 dimitr Exp $"
 
 BuildType=T
 MajorVer=2
 MinorVer=5
 RevNo=0
-BuildNum=17920
+BuildNum=17921
 
 if [ "$SPECIAL_BUILD_SUFFIX" = "" ]; then
 # Normal builds
@@ -94,7 +94,7 @@ cat >$1 <<eof
 MajorVer = $MajorVer
 MinorVer = $MinorVer
 RevNo = $RevNo
-BuildNum=17920
+BuildNum=17921
 BuildType = $BuildType
 BuildSuffix = $BuildSuffix