diff --git a/README.md b/README.md
index a0fd942..2b286ef 100644
--- a/README.md
+++ b/README.md
@@ -38,7 +38,7 @@ If you're on Linux and want to use adb from within the container running with `-
 ### How to build LineageOS for your device
 
 ```
-repo init -u git://github.com/lineageos/android.git -b cm-14.1
+repo init -u git://github.com/lineageos/android.git -b lineage-15.1
 repo sync -c -j 16
 source build/envsetup.sh
 breakfast <device codename>   # example: breakfast grouper
diff --git a/run.sh b/run.sh
index b6d20de..228a08b 100755
--- a/run.sh
+++ b/run.sh
@@ -9,7 +9,7 @@ CCACHE=$(pwd)/ccache
 CONTAINER_HOME=/home/build
 CONTAINER=lineageos
 REPOSITORY=stucki/lineageos
-TAG=cm-14.1
+TAG=lineage-15.1
 FORCE_BUILD=0
 PRIVILEGED=
 ENVIRONMENT=