diff --git a/build.sh b/build.sh
index 6bdf0829f1..d1dc442fa3 100755
--- a/build.sh
+++ b/build.sh
@@ -13,7 +13,7 @@ if [[ ! -d build ]]; then
 fi
 
 # keep in sync with version in install.sh
-sha256sum=0a7b5ea46e9cb4b19000b69690eae0b75929752f7db192c78bd7ffb61d696835
+sha256sum=69ff98c9544838fb16384bc78af9dc1c452b9d01d919e43f5fec686d02c9bdd8
 libVFile="./libversion"
 libdir="./lib"
 currentversion=0
diff --git a/pre-build.ps1 b/pre-build.ps1
index 539e65755f..a37f3d8993 100644
--- a/pre-build.ps1
+++ b/pre-build.ps1
@@ -1,5 +1,5 @@
 #init
-$libversion = 3
+$libversion = 4
 $path = Split-Path $Script:MyInvocation.MyCommand.Path
 $zip = $path+'\orctlibs.zip'
 $libs = $path+'\lib'