diff --git a/.github/workflows/psalm-matrix.yml b/.github/workflows/psalm-matrix.yml
index 963965c6d9..e88a31a033 100644
--- a/.github/workflows/psalm-matrix.yml
+++ b/.github/workflows/psalm-matrix.yml
@@ -24,7 +24,7 @@ jobs:
       # do not stop on another job's failure
       fail-fast: false
       matrix:
-        ocp-version: [ 'dev-master', 'dev-stable26' ]
+        ocp-version: [ 'dev-master', 'dev-stable27', 'dev-stable26' ]
 
     name: Nextcloud ${{ matrix.ocp-version }}
     steps:
diff --git a/appinfo/info.xml b/appinfo/info.xml
index 2397cd7347..41fc3bd0b5 100644
--- a/appinfo/info.xml
+++ b/appinfo/info.xml
@@ -30,7 +30,7 @@
 	<screenshot>https://user-images.githubusercontent.com/1374172/79554966-278e1600-809f-11ea-82ea-7a0d72a2704f.png</screenshot>
 	<dependencies>
 		<php min-version="8.0" max-version="8.2" />
-		<nextcloud min-version="26" max-version="27" />
+		<nextcloud min-version="26" max-version="28" />
 	</dependencies>
 	<background-jobs>
 		<job>OCA\Mail\BackgroundJob\CleanupJob</job>