diff --git a/Makefile b/Makefile
index 24bf418b8ee8762ffd57fb877cc1776613467e86..46932f22942ceb49e9c61d5dc62bebb550060a45 100644
--- a/Makefile
+++ b/Makefile
@@ -91,7 +91,15 @@ $(GOPATH)/bin/go-bindata:
 	GOBIN=$(GOPATH)/bin go get github.com/jteeuwen/go-bindata/...
 
 .PHONY: cross
-cross: out/localkube out/minikube-darwin-amd64 out/minikube-windows-amd64.exe
+cross: out/localkube out/minikube-linux-amd64 out/minikube-darwin-amd64 out/minikube-windows-amd64.exe
+
+.PHONE: checksum
+checksum:
+	for f in out/localkube out/minikube-linux-amd64 out/minikube-darwin-amd64 out/minikube-windows-amd64.exe ; do \
+		if [ -f "$${f}" ]; then \
+			openssl sha256 "$${f}" | awk '{print $$2}' > "$${f}.sha256" ; \
+		fi ; \
+	done
 
 .PHONY: clean
 clean:
diff --git a/RELEASING.md b/RELEASING.md
index e2a0063a2abec1521b643d228d7aef2e914c9ecb..015ec87eefe94f09b010db8a93b45ea495433375 100644
--- a/RELEASING.md
+++ b/RELEASING.md
@@ -14,9 +14,26 @@ If you do this, bump the ISO URL to point to the new ISO, and send a PR.
 
 See [this PR](https://github.com/kubernetes/minikube/pull/165) for an example.
 
+## Run integration tests
+
+Run this command:
+```shell
+make integration
+```
+Investigate and fix any failures.
+
+## Build the Release
+
+Run this command:
+
+```shell
+make cross checksum
+```
+
 ## Add the version to the releases.json file
 
-Add an entry **to the top** of deploy/minikube/releases.json with the version, and send a PR.
+Add an entry **to the top** of deploy/minikube/releases.json with the version and checksums.
+Send a PR.
 This file controls the auto update notifications in minikube.
 Only add entries to this file that should be released to all users (no pre-release, alpha or beta releases).
 The file must be uploaded to GCS before notifications will go out. That step comes at the end.
@@ -25,13 +42,16 @@ The schema for this file can be found in deploy/minikube/schema.json.
 
 An automated test to verify the schema runs in Travis before each submit.
 
-## Run integration tests
+## Upload to GCS:
 
-Run this command:
 ```shell
-make integration
+gsutil cp out/minikube-linux-amd64 gs://minikube/releases/$RELEASE/
+gsutil cp out/minikube-linux-amd64.sha256 gs://minikube/releases/$RELEASE/
+gsutil cp out/minikube-darwin-amd64 gs://minikube/releases/$RELEASE/
+gsutil cp out/minikube-darwin-amd64.sha256 gs://minikube/releases/$RELEASE/
+gsutil cp out/minikube-windows-amd64.exe gs://minikube/releases/$RELEASE/
+gsutil cp out/minikube-windows-amd64.exe.sha256 gs://minikube/releases/$RELEASE/
 ```
-Investigate and fix any failures.
 
 ## Tag the Release
 
@@ -39,27 +59,11 @@ Run a command like this to tag it locally: `git tag -a v0.2.0 -m "0.2.0 Release"
 
 And run a command like this to push the tag: `git push upstream v0.2.0`.
 
-## Build the Release
-
-Run these commands:
-
-```shell
-GOOS=linux GOARCH=amd64 make out/minikube-linux-amd64
-GOOS=darwin GOARCH=amd64 make out/minikube-darwin-amd64
-```
-
-## Upload to GCS:
-
-```shell
-gsutil cp out/minikube-linux-amd64  gs://minikube/releases/$RELEASE/
-gsutil cp out/minikube-darwin-amd64  gs://minikube/releases/$RELEASE/
-```
-
 ## Create a Release in Github
 
 Create a new release based on your tag, like [this one](https://github.com/kubernetes/minikube/releases/tag/v0.2.0).
 
-Upload the files, and calculate checksums.
+Upload the files, and calculated checksums.
 
 ## Upload the releases.json file to GCS
 
diff --git a/deploy/minikube/schema.json b/deploy/minikube/schema.json
index afdfd6a5a8561cfe5f99b5b334da0a2a63a26978..35a03a5673c3caadd6bcba731b082f803642526e 100644
--- a/deploy/minikube/schema.json
+++ b/deploy/minikube/schema.json
@@ -6,10 +6,28 @@
     "properties": {
       "name": {
         "type": "string"
+      },
+      "checksums": {
+        "type": "object",
+        "properties": {
+          "windows": {
+            "type": "number",
+            "pattern": "^[A-Fa-f0-9]{64}$"
+          },
+          "darwin": {
+            "type": "number",
+            "pattern": "^[A-Fa-f0-9]{64}$"
+          },
+          "linux": {
+            "type": "number",
+            "pattern": "^[A-Fa-f0-9]{64}$"
+          }
+        },
+        "required": ["windows", "darwin", "linux"]
       }
     },
     "required": [
       "name"
     ]
   }
-}
\ No newline at end of file
+}