diff --git a/src/jrd/build_no.h b/src/jrd/build_no.h
index 9b0fa7f896..e5011ee9de 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:21886 
+  FORMAL BUILD NUMBER:21887 
 */
 
-#define PRODUCT_VER_STRING "2.5.0.21886"
-#define FILE_VER_STRING "WI-T2.5.0.21886"
-#define LICENSE_VER_STRING "WI-T2.5.0.21886"
-#define FILE_VER_NUMBER 2, 5, 0, 21886
+#define PRODUCT_VER_STRING "2.5.0.21887"
+#define FILE_VER_STRING "WI-T2.5.0.21887"
+#define LICENSE_VER_STRING "WI-T2.5.0.21887"
+#define FILE_VER_NUMBER 2, 5, 0, 21887
 #define FB_MAJOR_VER "2"
 #define FB_MINOR_VER "5"
 #define FB_REV_NO "0"
-#define FB_BUILD_NO "21886"
+#define FB_BUILD_NO "21887"
 #define FB_BUILD_TYPE "T"
 #define FB_BUILD_SUFFIX "Firebird 2.5 Alpha 1 "