diff --git a/Makefile b/Makefile
index aa68c246b6..760d20f9a2 100644
--- a/Makefile
+++ b/Makefile
@@ -14,7 +14,7 @@ bin: generate
 # dev creates binaries for testing Vault locally. These are put
 # into ./bin/ as well as $GOPATH/bin
 dev: generate
-	@TF_DEV=1 sh -c "'$(CURDIR)/scripts/build.sh'"
+	@VAULT_DEV_BUILD=1 sh -c "'$(CURDIR)/scripts/build.sh'"
 
 # test runs the unit tests and vets the code
 test: generate
diff --git a/scripts/build.sh b/scripts/build.sh
index a1a78175e5..2322f1dda7 100755
--- a/scripts/build.sh
+++ b/scripts/build.sh
@@ -33,7 +33,7 @@ rm -rf pkg/*
 mkdir -p bin/
 
 # If its dev mode, only build for ourself
-if [ "${TF_DEV}x" != "x" ]; then
+if [ "${VAULT_DEV_BUILD}x" != "x" ]; then
     XC_OS=$(go env GOOS)
     XC_ARCH=$(go env GOARCH)
 fi
@@ -61,7 +61,7 @@ for F in $(find ${DEV_PLATFORM} -mindepth 1 -maxdepth 1 -type f); do
     cp ${F} ${MAIN_GOPATH}/bin/
 done
 
-if [ "${TF_DEV}x" = "x" ]; then
+if [ "${VAULT_DEV_BUILD}x" = "x" ]; then
     # Zip and copy to the dist dir
     echo "==> Packaging..."
     for PLATFORM in $(find ./pkg -mindepth 1 -maxdepth 1 -type d); do