diff --git a/Makefile b/Makefile
index 7a32acf5..5cc8c0eb 100644
--- a/Makefile
+++ b/Makefile
@@ -2,7 +2,6 @@ BIN_IMAGE = blockbook-build
 DEB_IMAGE = blockbook-build-deb
 PACKAGER = $(shell id -u):$(shell id -g)
 NO_CACHE = false
-UPDATE_VENDOR = 1
 ARGS ?=
 
 TARGETS=$(subst .json,, $(shell ls configs/coins))
@@ -10,28 +9,28 @@ TARGETS=$(subst .json,, $(shell ls configs/coins))
 .PHONY: build build-debug test deb
 
 build: .bin-image
-	docker run -t --rm -e PACKAGER=$(PACKAGER) -e UPDATE_VENDOR=$(UPDATE_VENDOR) -v "$(CURDIR):/src" -v "$(CURDIR)/build:/out" $(BIN_IMAGE) make build ARGS="$(ARGS)"
+	docker run -t --rm -e PACKAGER=$(PACKAGER) -v "$(CURDIR):/src" -v "$(CURDIR)/build:/out" $(BIN_IMAGE) make build ARGS="$(ARGS)"
 
 build-debug: .bin-image
-	docker run -t --rm -e PACKAGER=$(PACKAGER) -e UPDATE_VENDOR=$(UPDATE_VENDOR) -v "$(CURDIR):/src" -v "$(CURDIR)/build:/out" $(BIN_IMAGE) make build-debug ARGS="$(ARGS)"
+	docker run -t --rm -e PACKAGER=$(PACKAGER) -v "$(CURDIR):/src" -v "$(CURDIR)/build:/out" $(BIN_IMAGE) make build-debug ARGS="$(ARGS)"
 
 test: .bin-image
-	docker run -t --rm -e PACKAGER=$(PACKAGER) -e UPDATE_VENDOR=$(UPDATE_VENDOR) -v "$(CURDIR):/src" --network="host" $(BIN_IMAGE) make test ARGS="$(ARGS)"
+	docker run -t --rm -e PACKAGER=$(PACKAGER) -v "$(CURDIR):/src" --network="host" $(BIN_IMAGE) make test ARGS="$(ARGS)"
 
 test-integration: .bin-image
-	docker run -t --rm -e PACKAGER=$(PACKAGER) -e UPDATE_VENDOR=$(UPDATE_VENDOR) -v "$(CURDIR):/src" --network="host" $(BIN_IMAGE) make test-integration ARGS="$(ARGS)"
+	docker run -t --rm -e PACKAGER=$(PACKAGER) -v "$(CURDIR):/src" --network="host" $(BIN_IMAGE) make test-integration ARGS="$(ARGS)"
 
 test-all: .bin-image
-	docker run -t --rm -e PACKAGER=$(PACKAGER) -e UPDATE_VENDOR=$(UPDATE_VENDOR) -v "$(CURDIR):/src" --network="host" $(BIN_IMAGE) make test-all ARGS="$(ARGS)"
+	docker run -t --rm -e PACKAGER=$(PACKAGER) -v "$(CURDIR):/src" --network="host" $(BIN_IMAGE) make test-all ARGS="$(ARGS)"
 
 deb-backend-%: .deb-image
-	docker run -t --rm -e PACKAGER=$(PACKAGER) -e UPDATE_VENDOR=$(UPDATE_VENDOR) -v "$(CURDIR):/src" -v "$(CURDIR)/build:/out" $(DEB_IMAGE) /build/build-deb.sh backend $* $(ARGS)
+	docker run -t --rm -e PACKAGER=$(PACKAGER) -v "$(CURDIR):/src" -v "$(CURDIR)/build:/out" $(DEB_IMAGE) /build/build-deb.sh backend $* $(ARGS)
 
 deb-blockbook-%: .deb-image
-	docker run -t --rm -e PACKAGER=$(PACKAGER) -e UPDATE_VENDOR=$(UPDATE_VENDOR) -v "$(CURDIR):/src" -v "$(CURDIR)/build:/out" $(DEB_IMAGE) /build/build-deb.sh blockbook $* $(ARGS)
+	docker run -t --rm -e PACKAGER=$(PACKAGER) -v "$(CURDIR):/src" -v "$(CURDIR)/build:/out" $(DEB_IMAGE) /build/build-deb.sh blockbook $* $(ARGS)
 
 deb-%: .deb-image
-	docker run -t --rm -e PACKAGER=$(PACKAGER) -e UPDATE_VENDOR=$(UPDATE_VENDOR) -v "$(CURDIR):/src" -v "$(CURDIR)/build:/out" $(DEB_IMAGE) /build/build-deb.sh all $* $(ARGS)
+	docker run -t --rm -e PACKAGER=$(PACKAGER) -v "$(CURDIR):/src" -v "$(CURDIR)/build:/out" $(DEB_IMAGE) /build/build-deb.sh all $* $(ARGS)
 
 deb-blockbook-all: clean-deb $(addprefix deb-blockbook-, $(TARGETS))
 
diff --git a/build/docker/bin/Dockerfile b/build/docker/bin/Dockerfile
index f22114a4..b6b4aa05 100644
--- a/build/docker/bin/Dockerfile
+++ b/build/docker/bin/Dockerfile
@@ -35,7 +35,7 @@ RUN strip /opt/rocksdb/ldb /opt/rocksdb/sst_dump && \
 # install build tools
 RUN go get github.com/gobuffalo/packr/...
 
-# download pre-loaded depencencies
+# pre-load depencencies
 RUN \
     cleanup() { rm -rf $GOPATH/src/github.com/trezor ; } && \
     trap cleanup EXIT && \
@@ -43,8 +43,7 @@ RUN \
     cd $GOPATH/src/github.com/trezor && \
     git clone https://github.com/trezor/blockbook.git && \
     cd blockbook && \
-    env GO111MODULE=on go mod vendor && \
-    cp -r vendor /build/vendor
+    go mod download
 
 ADD Makefile /build/Makefile
 
diff --git a/build/docker/bin/Makefile b/build/docker/bin/Makefile
index bbae71dc..4c598b28 100644
--- a/build/docker/bin/Makefile
+++ b/build/docker/bin/Makefile
@@ -1,5 +1,4 @@
 SHELL = /bin/bash
-UPDATE_VENDOR ?= 1
 VERSION ?= devel
 GITCOMMIT = $(shell cd /src && git describe --always --dirty)
 BUILDTIME = $(shell date --iso-8601=seconds)
@@ -38,15 +37,6 @@ prepare-sources:
 	rm -rf $(BLOCKBOOK_SRC)
 	mkdir -p $(BLOCKBOOK_BASE)
 	cp -r /src $(BLOCKBOOK_SRC)
-	$(MAKE) prepare-vendor
-
-prepare-vendor:
-	@ if [ "$(UPDATE_VENDOR)" -eq 1 ]; then \
-		echo "Updating vendor"; \
-		cd $(BLOCKBOOK_SRC) && rm -rf vendor* && cp -r /build/vendor . && env GO111MODULE=on go mod vendor ; \
-	else \
-		echo "Update of vendor not demanded, keeping version from src" ; \
-	fi
 
 generate-data:
 	cd $(BLOCKBOOK_SRC) && packr clean && packr