diff --git a/multitenancy/.gitignore b/multitenancy/.gitignore
index 55430c71..d0eafc0c 100644
--- a/multitenancy/.gitignore
+++ b/multitenancy/.gitignore
@@ -14,9 +14,11 @@ target/
 # MTA
 *_mta_build_tmp
 *.mtar
+*.mta
 mta_archives/
 *mta-op*/
 
+
 # Other
 .DS_Store
 *.orig
diff --git a/multitenancy/Makefile_20210928150812.mta b/multitenancy/Makefile_20210928150812.mta
deleted file mode 100644
index bd01fe5d..00000000
--- a/multitenancy/Makefile_20210928150812.mta
+++ /dev/null
@@ -1,54 +0,0 @@
-# Generated with Cloud MTA Build Tool version 1.2.3
-version=0.0.1
-MBT=C:/Users/d025985/AppData/Roaming/npm/node_modules/mbt/unpacked_bin/mbt.exe
-ifndef p
-$(error platform flag is expected. e.g. use make -f makefile.mta p=cf)
-endif
-target_provided=true
-ifndef t
-t="$(CURDIR)"
-target_provided=false
-endif
-ifndef strict
-strict=true
-endif
-ifndef mtar
-mtar="*"
-endif
-modules := $(shell $(MBT) provide modules -d=dev)
-modules := $(subst ],,$(subst [,,$(modules)))
-# List of all the recipes to be executed during the build process
-.PHONY: all pre_validate pre_build validate $(modules) post_build meta mtar cleanup
-# Default target compile all
-all: pre_validate pre_build validate $(modules) post_build meta mtar cleanup
-# Validate mta.yaml
-pre_validate:
-	@$(MBT) validate -r=${strict} -x="paths"
-pre_build: pre_validate
-	@$(MBT) project build -p=pre
-
-
-# Execute module build
-define build_rule
-$(1): validate
-	@$(MBT) module build -m=$(1) -p=${p} -t=${t}
-endef
-
-$(foreach mod,$(modules),$(eval $(call build_rule,$(mod))))# Create META-INF folder with MANIFEST.MF & mtad.yaml
-meta: $(modules) post_build
-	@$(MBT) gen meta -p=${p} -t=${t}
-
-post_build: $(modules)
-	@$(MBT) project build -p=post -t=${t}
-
-# Validate mta.yaml
-validate: pre_build
-	@$(MBT) validate -r=${strict}
-
-# Pack as MTAR artifact
-mtar: $(modules) meta
-	@$(MBT) gen mtar --mtar=${mtar} --target_provided=${target_provided} -t=${t}
-
-cleanup: mtar
-# Remove tmp folder
-	@$(MBT) clean -t=${t}
\ No newline at end of file