diff --git a/images/Makefile b/images/Makefile
index 3f26cd51731..c0c899075db 100755
--- a/images/Makefile
+++ b/images/Makefile
@@ -52,17 +52,17 @@ push-latest: push
 
 # Build the GCB workflow
 build-gcb-spec:
-	rm -rf ./build
-	mkdir  -p build
+	rm -rf ./gcb_build
+	mkdir  -p gcb_build
 	jsonnet ./image_build.jsonnet --ext-str imageBase=$(IMG) \
 	  --ext-str gitVersion=$(GIT_VERSION) --ext-str tag=$(TAG) \
 	  --ext-str useImageCache=$(USE_IMAGE_CACHE) \
-	  > ./build/image_build.json
+	  > ./gcb_build/image_build.json
 
 # Build using GCB. This is useful if we are on a slow internet connection
 # and don't want to pull images locally.
 # Its also used to build from our CI system.
 build-gcb: build-gcb-spec		
 	gcloud builds submit --machine-type=n1-highcpu-32 --project=kubeflow-ci \
-	    --config=./build/image_build.json \
+	    --config=./gcb_build/image_build.json \
 		--timeout=3600 .
diff --git a/images/build/image_build.json b/images/gcb_build/image_build.json
similarity index 60%
rename from images/build/image_build.json
rename to images/gcb_build/image_build.json
index 1b5daa1557f..6512394be12 100644
--- a/images/build/image_build.json
+++ b/images/gcb_build/image_build.json
@@ -1,13 +1,13 @@
 {
    "images": [
-      "gcr.io/kubeflow-ci/test-worker/test-worker:v20190116-b7abb8d-e3b0c4",
-      "gcr.io/kubeflow-ci/test-worker/test-worker:latest"
+      "gcr.io/kubeflow-ci/test-worker:v20190205-5209779-dirty-7cce9b",
+      "gcr.io/kubeflow-ci/test-worker:latest"
    ],
    "steps": [
       {
          "args": [
             "pull",
-            "gcr.io/kubeflow-ci/test-worker/test-worker:latest"
+            "gcr.io/kubeflow-ci/test-worker:latest"
          ],
          "id": "pull-test-worker",
          "name": "gcr.io/cloud-builders/docker",
@@ -19,10 +19,10 @@
          "args": [
             "build",
             "-t",
-            "gcr.io/kubeflow-ci/test-worker/test-worker:v20190116-b7abb8d-e3b0c4",
+            "gcr.io/kubeflow-ci/test-worker:v20190205-5209779-dirty-7cce9b",
             "--label=git-versions=",
             "--file=./Dockerfile",
-            "--cache-from=gcr.io/kubeflow-ci/test-worker/test-worker:latest",
+            "--cache-from=gcr.io/kubeflow-ci/test-worker:latest",
             "."
          ],
          "id": "build-test-worker",
@@ -34,8 +34,8 @@
       {
          "args": [
             "tag",
-            "gcr.io/kubeflow-ci/test-worker/test-worker:v20190116-b7abb8d-e3b0c4",
-            "gcr.io/kubeflow-ci/test-worker/test-worker:latest"
+            "gcr.io/kubeflow-ci/test-worker:v20190205-5209779-dirty-7cce9b",
+            "gcr.io/kubeflow-ci/test-worker:latest"
          ],
          "id": "tag-test-worker",
          "name": "gcr.io/cloud-builders/docker",
diff --git a/images/image_build.jsonnet b/images/image_build.jsonnet
index db4de778efe..fa90ad798ec 100644
--- a/images/image_build.jsonnet
+++ b/images/image_build.jsonnet
@@ -33,18 +33,18 @@
 
     local template = self,
 
+    local image = std.extVar("imageBase") + ":" + std.extVar("tag"),
+    local imageLatest = std.extVar("imageBase") + ":latest",
+
     local pullStep = if useImageCache then [
       {
         id: "pull-" + template.name,
         name: "gcr.io/cloud-builders/docker",
-        args: ["pull", std.extVar("imageBase") + "/" + template.name + ":latest"],
+        args: ["pull", imageLatest],
         waitFor: ["-"],
       },
     ] else [],
 
-    local image = std.extVar("imageBase") + "/" + template.name + ":" + std.extVar("tag"),
-    local imageLatest = std.extVar("imageBase") + "/" + template.name + ":latest",
-
     images: [image, imageLatest],
     steps: pullStep +
            [