diff --git a/forgeConfig/Makefile b/forgeConfig/Makefile
index ecb25d8..afabd5b 100644
--- a/forgeConfig/Makefile
+++ b/forgeConfig/Makefile
@@ -16,6 +16,9 @@ add:
 update:
 	./forgeConfig --update --name 'foo' --gopath 'go.wit.com/apps/foonew'
 
+corruptMemory:
+	./forgeConfig --update --name 'foo' --gopath 'blah'
+
 goimports:
 	goimports -w *.go
 
diff --git a/forgeConfig/main.go b/forgeConfig/main.go
index 81fe8bc..8e08878 100644
--- a/forgeConfig/main.go
+++ b/forgeConfig/main.go
@@ -52,13 +52,14 @@ func main() {
 		os.Exit(0)
 	}
 
-	testAddRepos(repos)
+	testMemoryCorruption(repos)
 	repos.ConfigSave()
 }
 
-func testAddRepos(all *forgepb.Repos) *forgepb.Repos {
+// this fucks shit up
+func testMemoryCorruption(all *forgepb.Repos) *forgepb.Repos {
 	new1 := new(forgepb.Repo)
-	new1.Name = "bash"
+	new1.Name = "bash1"
 	new1.Version = "5.2.21"
 	if all.Append(new1) {
 		log.Info("added", new1.Name, "ok")
@@ -67,7 +68,7 @@ func testAddRepos(all *forgepb.Repos) *forgepb.Repos {
 	}
 
 	new1 = new(forgepb.Repo)
-	new1.Name = "zookeeper"
+	new1.Name = "zookeeper1"
 	new1.Debname = "zookeeper-go"
 	if all.Append(new1) {
 		log.Info("added", new1.Name, "ok")
diff --git a/update.go b/update.go
new file mode 100644
index 0000000..2ad64cf
--- /dev/null
+++ b/update.go
@@ -0,0 +1,11 @@
+package forgepb
+
+import (
+	"os"
+)
+
+func (repos *Repos) UpdateGoPath(r *Repo, gopath string) {
+	r.Gopath = gopath
+	repos.ConfigSave()
+	os.Exit(0)
+}