diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index f2320fb4c..870bf8567 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -42,8 +42,7 @@ dependencies so we can get away with telling people they can just `go get` our
 software.
 
 Since some dependencies are not under our control, a third party may break our
-build, in which case we can fall back on `dep ensure` (or `make
-get_vendor_deps`). Even for dependencies under our control, dep helps us to
+build, in which case we can fall back on `go mod tidy`. Even for dependencies under our control, dep helps us to
 keep multiple repos in sync as they evolve. Anything with an executable, such
 as apps, tools, and the core, should use dep.
 
diff --git a/DOCKER/Dockerfile.develop b/DOCKER/Dockerfile.develop
index 5759e7658..943b21291 100644
--- a/DOCKER/Dockerfile.develop
+++ b/DOCKER/Dockerfile.develop
@@ -19,7 +19,6 @@ RUN mkdir -p /go/src/github.com/tendermint/tendermint && \
     git clone https://github.com/tendermint/tendermint . && \
     git checkout develop && \
     make get_tools && \
-    make get_vendor_deps && \
     make install && \
     cd - && \
     rm -rf /go/src/github.com/tendermint/tendermint && \
diff --git a/Vagrantfile b/Vagrantfile
index da4f8ac3d..67de74297 100644
--- a/Vagrantfile
+++ b/Vagrantfile
@@ -57,6 +57,6 @@ Vagrant.configure("2") do |config|
 
     # get all deps and tools, ready to install/test
     su - vagrant  -c 'source /home/vagrant/.bash_profile'
-    su - vagrant -c 'cd /home/vagrant/go/src/github.com/tendermint/tendermint && make get_tools && make get_vendor_deps'
+    su - vagrant -c 'cd /home/vagrant/go/src/github.com/tendermint/tendermint && make get_tools'
   SHELL
 end
diff --git a/appveyor.yml b/appveyor.yml
index 1ddf8fdd2..4aa8c2abb 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -7,7 +7,6 @@ clone_folder: c:\go\path\src\github.com\tendermint\tendermint
 before_build:
 - cmd: set GOPATH=%GOROOT%\path
 - cmd: set PATH=%GOPATH%\bin;%PATH%
-- cmd: make get_vendor_deps
 build_script:
 - cmd: make test
 test: off
diff --git a/docs/app-dev/abci-cli.md b/docs/app-dev/abci-cli.md
index 3e6cced87..b09b9a11b 100644
--- a/docs/app-dev/abci-cli.md
+++ b/docs/app-dev/abci-cli.md
@@ -16,7 +16,6 @@ cd $GOPATH/src/github.com/tendermint
 git clone https://github.com/tendermint/tendermint.git
 cd tendermint
 make get_tools
-make get_vendor_deps
 make install_abci
 ```
 
diff --git a/docs/app-dev/getting-started.md b/docs/app-dev/getting-started.md
index 5509a7012..9110761e2 100644
--- a/docs/app-dev/getting-started.md
+++ b/docs/app-dev/getting-started.md
@@ -28,7 +28,6 @@ Then run
 go get github.com/tendermint/tendermint
 cd $GOPATH/src/github.com/tendermint/tendermint
 make get_tools
-make get_vendor_deps
 make install_abci
 ```
 
diff --git a/docs/introduction/install.md b/docs/introduction/install.md
index 3005a7349..ddbc232f8 100644
--- a/docs/introduction/install.md
+++ b/docs/introduction/install.md
@@ -29,7 +29,6 @@ cd tendermint
 
 ```
 make get_tools
-make get_vendor_deps
 ```
 
 ### Compile
@@ -71,7 +70,6 @@ To upgrade, run
 ```
 cd $GOPATH/src/github.com/tendermint/tendermint
 git pull origin master
-make get_vendor_deps
 make install
 ```
 
diff --git a/docs/tools/benchmarking.md b/docs/tools/benchmarking.md
index 67a472e4b..a30ab54ab 100644
--- a/docs/tools/benchmarking.md
+++ b/docs/tools/benchmarking.md
@@ -75,6 +75,5 @@ Each of the connections is handled via two separate goroutines.
 ## Development
 
 ```
-make get_vendor_deps
 make test
 ```
diff --git a/docs/tools/monitoring.md b/docs/tools/monitoring.md
index fa3901dde..26b90ed70 100644
--- a/docs/tools/monitoring.md
+++ b/docs/tools/monitoring.md
@@ -88,6 +88,5 @@ websocket.
 
 ```
 make get_tools
-make get_vendor_deps
 make test
 ```
diff --git a/libs/circle.yml b/libs/circle.yml
index 390ffb039..2b7d1266c 100644
--- a/libs/circle.yml
+++ b/libs/circle.yml
@@ -15,7 +15,7 @@ dependencies:
 
 test:
   override:
-    - cd $PROJECT_PATH && make get_tools && make get_vendor_deps && bash ./test.sh
+    - cd $PROJECT_PATH && make get_tools && bash ./test.sh
   post:
     - cd "$PROJECT_PATH" && bash <(curl -s https://codecov.io/bash) -f coverage.txt
     - cd "$PROJECT_PATH" && mv coverage.txt "${CIRCLE_ARTIFACTS}"
diff --git a/networks/remote/integration.sh b/networks/remote/integration.sh
index 8150aad48..509318e99 100644
--- a/networks/remote/integration.sh
+++ b/networks/remote/integration.sh
@@ -32,7 +32,6 @@ cd $GOPATH/src/$REPO
 ## build
 git checkout zach/ansible
 make get_tools
-make get_vendor_deps
 make build
 
 # generate an ssh key
diff --git a/scripts/dist.sh b/scripts/dist.sh
index f999c5376..ac62f1099 100755
--- a/scripts/dist.sh
+++ b/scripts/dist.sh
@@ -31,9 +31,6 @@ XC_EXCLUDE=${XC_EXCLUDE:-" darwin/arm solaris/amd64 solaris/386 solaris/arm free
 # Make sure build tools are available.
 make get_tools
 
-# Get VENDORED dependencies
-make get_vendor_deps
-
 # Build!
 # ldflags: -s Omit the symbol table and debug information.
 #	         -w Omit the DWARF symbol table.
diff --git a/scripts/install/install_tendermint_arm.sh b/scripts/install/install_tendermint_arm.sh
index b260d8d07..085ba82f4 100644
--- a/scripts/install/install_tendermint_arm.sh
+++ b/scripts/install/install_tendermint_arm.sh
@@ -32,7 +32,6 @@ git checkout $BRANCH
 # XXX: uncomment if branch isn't master
 # git fetch origin $BRANCH
 make get_tools
-make get_vendor_deps
 make install
 
 # the binary is located in $GOPATH/bin
diff --git a/scripts/install/install_tendermint_bsd.sh b/scripts/install/install_tendermint_bsd.sh
index b76b94855..294155d0e 100644
--- a/scripts/install/install_tendermint_bsd.sh
+++ b/scripts/install/install_tendermint_bsd.sh
@@ -47,7 +47,6 @@ cd "$GOPATH/src/$REPO"
 # build & install master
 git checkout $BRANCH
 gmake get_tools
-gmake get_vendor_deps
 gmake install
 
 # the binary is located in $GOPATH/bin
diff --git a/scripts/install/install_tendermint_osx.sh b/scripts/install/install_tendermint_osx.sh
index b4107ab01..ee799f66a 100644
--- a/scripts/install/install_tendermint_osx.sh
+++ b/scripts/install/install_tendermint_osx.sh
@@ -37,5 +37,4 @@ git checkout $BRANCH
 # XXX: uncomment if branch isn't master
 # git fetch origin $BRANCH
 make get_tools
-make get_vendor_deps
 make install
diff --git a/scripts/install/install_tendermint_ubuntu.sh b/scripts/install/install_tendermint_ubuntu.sh
index 3fe6ea8ed..2e5558ff6 100644
--- a/scripts/install/install_tendermint_ubuntu.sh
+++ b/scripts/install/install_tendermint_ubuntu.sh
@@ -41,7 +41,6 @@ git checkout $BRANCH
 # XXX: uncomment if branch isn't master
 # git fetch origin $BRANCH
 make get_tools
-make get_vendor_deps
 make install
 
 # the binary is located in $GOPATH/bin
diff --git a/test/docker/Dockerfile b/test/docker/Dockerfile
index 1a64d4173..4b44842b8 100644
--- a/test/docker/Dockerfile
+++ b/test/docker/Dockerfile
@@ -20,7 +20,6 @@ COPY . $REPO
 # Install the vendored dependencies
 # docker caching prevents reinstall on code change!
 RUN make get_tools
-RUN make get_vendor_deps
 
 # install ABCI CLI
 RUN make install_abci
diff --git a/tools/build/Makefile b/tools/build/Makefile
index f9384ac64..8c33ffd5d 100644
--- a/tools/build/Makefile
+++ b/tools/build/Makefile
@@ -64,7 +64,7 @@ build-tendermint: git-branch gopath-setup
 	@echo "*** Building tendermint"
 	go get -d -u github.com/tendermint/tendermint/cmd/tendermint
 	cd $(GOPATH)/src/github.com/tendermint/tendermint && git checkout "$(GIT_BRANCH)" && git pull
-	export PATH=$(GOPATH)/bin:$(PATH) && $(MAKE) -C $(GOPATH)/src/github.com/tendermint/tendermint get_tools get_vendor_deps build
+	export PATH=$(GOPATH)/bin:$(PATH) && $(MAKE) -C $(GOPATH)/src/github.com/tendermint/tendermint get_tools build
 	cp $(GOPATH)/src/github.com/tendermint/tendermint/build/tendermint $(GOPATH)/bin
 	@echo "*** Built tendermint"
 
@@ -72,7 +72,7 @@ build-ethermint: git-branch gopath-setup
 	@echo "*** Building ethermint"
 	go get -d -u github.com/tendermint/ethermint/cmd/ethermint
 	cd $(GOPATH)/src/github.com/tendermint/ethermint && git checkout "$(GIT_BRANCH)" && git pull
-	export PATH=$(GOPATH)/bin:$(PATH) && $(MAKE) -C $(GOPATH)/src/github.com/tendermint/ethermint get_vendor_deps build
+	export PATH=$(GOPATH)/bin:$(PATH) && $(MAKE) -C $(GOPATH)/src/github.com/tendermint/ethermint build
 	cp $(GOPATH)/src/github.com/tendermint/ethermint/build/ethermint $(GOPATH)/bin
 	@echo "*** Built ethermint"
 
@@ -80,14 +80,14 @@ build-gaia: git-branch gopath-setup
 	@echo "*** Building gaia"
 	go get -d -u go github.com/cosmos/gaia || echo "Workaround for go downloads."
 	cd $(GOPATH)/src/github.com/cosmos/gaia && git checkout "$(GIT_BRANCH)" && git pull
-	export PATH=$(GOPATH)/bin:$(PATH) && $(MAKE) -C $(GOPATH)/src/github.com/cosmos/gaia get_vendor_deps install
+	export PATH=$(GOPATH)/bin:$(PATH) && $(MAKE) -C $(GOPATH)/src/github.com/cosmos/gaia install
 	@echo "*** Built gaia"
 
 build-basecoind: git-branch gopath-setup
 	@echo "*** Building basecoind from cosmos-sdk"
 	go get -d -u github.com/cosmos/cosmos-sdk/examples/basecoin/cmd/basecoind
 	cd $(GOPATH)/src/github.com/cosmos/cosmos-sdk && git checkout "$(GIT_BRANCH)" && git pull
-	export PATH=$(GOPATH)/bin:$(PATH) && $(MAKE) -C $(GOPATH)/src/github.com/cosmos/cosmos-sdk get_tools get_vendor_deps build
+	export PATH=$(GOPATH)/bin:$(PATH) && $(MAKE) -C $(GOPATH)/src/github.com/cosmos/cosmos-sdk get_tools build
 	cp $(GOPATH)/src/github.com/cosmos/cosmos-sdk/build/basecoind $(GOPATH)/bin/basecoind
 	@echo "*** Built basecoind from cosmos-sdk"
 
diff --git a/tools/tm-bench/Dockerfile.dev b/tools/tm-bench/Dockerfile.dev
index 469bb8150..1151965a2 100644
--- a/tools/tm-bench/Dockerfile.dev
+++ b/tools/tm-bench/Dockerfile.dev
@@ -9,4 +9,3 @@ RUN make get_tools
 
 COPY . /go/src/github.com/tendermint/tendermint/tools/tm-bench
 
-RUN make get_vendor_deps
diff --git a/tools/tm-bench/README.md b/tools/tm-bench/README.md
index b4e8cec5a..d5ed1231f 100644
--- a/tools/tm-bench/README.md
+++ b/tools/tm-bench/README.md
@@ -100,6 +100,5 @@ Each of the connections is handled via two separate goroutines.
 ## Development
 
 ```
-make get_vendor_deps
 make test
 ```
diff --git a/tools/tm-monitor/Dockerfile.dev b/tools/tm-monitor/Dockerfile.dev
index 5bfbbfd5a..e593bf89c 100644
--- a/tools/tm-monitor/Dockerfile.dev
+++ b/tools/tm-monitor/Dockerfile.dev
@@ -9,4 +9,3 @@ RUN make get_tools
 
 COPY . /go/src/github.com/tendermint/tools/tm-monitor
 
-RUN make get_vendor_deps
diff --git a/tools/tm-monitor/README.md b/tools/tm-monitor/README.md
index 374a56b0a..2bd367b99 100644
--- a/tools/tm-monitor/README.md
+++ b/tools/tm-monitor/README.md
@@ -87,6 +87,5 @@ websocket.
 
 ```
 make get_tools
-make get_vendor_deps
 make test
 ```