diff --git a/configure.in b/configure.in
index a1529d6746..5681a44904 100644
--- a/configure.in
+++ b/configure.in
@@ -887,8 +887,6 @@ AC_SUBST(NEW_FIREBIRD_DIR)
 AC_DEFINE_UNQUOTED(FB_PREFIX, $(if test "x$prefix" = "xNONE" ; then echo \"$ac_default_prefix\"; else echo \"$prefix\"; fi), [Installation path prefix])
 
 AC_CONFIG_COMMANDS(,,[
-dnl # rebuild version header if needed
-./src/misc/writeBuildNum.sh rebuildHeader
 dnl ### GEN ### directories for preprocessed cpp, databases and output
 mkdir -p gen/alice
 mkdir -p gen/burp
@@ -928,6 +926,9 @@ mkdir -p gen/firebird/lib
 mkdir -p gen/firebird/misc
 mkdir -p gen/firebird/help
 
+dnl # rebuild version header if needed
+./src/misc/writeBuildNum.sh rebuildHeader
+
 dnl #### TEMP ######### directories for .o and .d
 dnl # by module name