diff --git a/conf/build.manifest b/conf/build.manifest
index adab1a3..1865a95 100644
--- a/conf/build.manifest
+++ b/conf/build.manifest
@@ -95,7 +95,7 @@ base-prune:
 # Update build-epoch when you want to force the next build to be
 # non-incremental
 ############################################################################
-build-epoch: 3
+build-epoch: 4
 
 #
 # List of additional packages installed into TrueNAS SCALE, along with link
diff --git a/scripts/build.sh b/scripts/build.sh
index 2149054..4d04228 100755
--- a/scripts/build.sh
+++ b/scripts/build.sh
@@ -490,6 +490,9 @@ checkout_sources() {
 	if [ ! -d "$SOURCES" ] ; then
 		mkdir -p ${SOURCES}
 	fi
+	if [ ! -d "$LOG_DIR" ] ; then
+		mkdir -p ${LOG_DIR}
+	fi
 
 	GITREMOTE=$(git remote get-url origin)
 	GITSHA=$(git rev-parse --short HEAD)