diff --git a/.gitmodules b/.gitmodules
index 6ad3191..5d1f724 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -1,6 +1,6 @@
 [submodule "android-app"]
 	path = android-app
-	url = https://gitos.cs.tu-dortmund.de/systemtap4android/android-app.git
+	url = https://ess.cs.uos.de/git/software/systemtap4android/android-app.git
 [submodule "src"]
 	path = src
-	url = https://gitos.cs.tu-dortmund.de/systemtap4android/systemtap-src.git
+	url = https://ess.cs.uos.de/git/software/systemtap4android/systemtap-src
diff --git a/README.md b/README.md
index ff6837d..a3c98f7 100644
--- a/README.md
+++ b/README.md
@@ -10,7 +10,7 @@ Requirments
 
 	`git submodule init`
 
-	`git submodule upate`
+	`git submodule update`
 
 Building SystemTap
 ------------------