diff --git a/jjb/so/so-csit.yaml b/jjb/so/so-csit.yaml
index 5273489..bd29042 100644
--- a/jjb/so/so-csit.yaml
+++ b/jjb/so/so-csit.yaml
@@ -11,8 +11,6 @@
       - 'master':
           branch: 'master'
           java-version: openjdk11
-      - 'frankfurt':
-          branch: 'frankfurt'
       - 'guilin':
           branch: 'guilin'
           java-version: openjdk11
diff --git a/jjb/so/so-libs.yaml b/jjb/so/so-libs.yaml
index b6d6134..6355cf0 100644
--- a/jjb/so/so-libs.yaml
+++ b/jjb/so/so-libs.yaml
@@ -19,8 +19,6 @@
       - 'guilin':
           branch: 'guilin'
           java-version: openjdk11
-      - 'frankfurt':
-          branch: 'frankfurt'
     mvn-settings: 'so-libs-settings'
     # due to a strange macro / variable translation problem this needs to be
     # passed as a string block to properly get the properties correctly defined
diff --git a/jjb/so/so.yaml b/jjb/so/so.yaml
index d8a5ef7..8be62de 100644
--- a/jjb/so/so.yaml
+++ b/jjb/so/so.yaml
@@ -29,8 +29,6 @@
       - 'master':
           branch: 'master'
           java-version: openjdk11
-      - 'frankfurt':
-          branch: 'frankfurt'
       - 'guilin':
           branch: 'guilin'
           java-version: openjdk11