diff --git a/build.sh b/build.sh
index 096113442..e6f525939 100755
--- a/build.sh
+++ b/build.sh
@@ -43,7 +43,7 @@ LAST_COMMIT_TIMESTAMP=$(git log -1 --format=%ct)
 major=1
 minor=0
 # no. of days since epoch
-build=$(($LAST_COMMIT_TIMESTAMP/3600/24))
+build=0
 revision=$LAST_COMMIT_TIMESTAMP
 
 export DOTNET_BUILD_VERSION=$major.$minor.$build.$revision
diff --git a/scripts/build.ps1 b/scripts/build.ps1
index 693578018..2c6e6fac6 100644
--- a/scripts/build.ps1
+++ b/scripts/build.ps1
@@ -26,7 +26,7 @@ if (!$env:DOTNET_BUILD_VERSION) {
 
     $majorVersion = 1
     $minorVersion = 0
-    $buildnumber = $commitTime.Days
+    $buildnumber = 0
     $revnumber = $commitTime.TotalSeconds
     
     $VersionSuffix = "dev-$revnumber"