diff --git a/csv/fms.csv b/csv/fms.csv
index a9260fd..8ee6668 100644
--- a/csv/fms.csv
+++ b/csv/fms.csv
@@ -7,4 +7,4 @@ fms,description
 #
 # !!! DO NOT delete the first line !!!
 #
-12345678,"FMS testdata"
+12345678,"FMS testdata äöüß"
diff --git a/csv/poc.csv b/csv/poc.csv
index c7c7893..87a5073 100644
--- a/csv/poc.csv
+++ b/csv/poc.csv
@@ -7,4 +7,4 @@ ric,description
 #
 # !!! DO NOT delete the first line !!!
 #
-1234567,"POCSAG testdata üöäß"
+1234567,"POCSAG testdata äöüß"
diff --git a/csv/zvei.csv b/csv/zvei.csv
index ebfc9e0..1be0548 100644
--- a/csv/zvei.csv
+++ b/csv/zvei.csv
@@ -7,4 +7,4 @@ zvei,description
 #
 # !!! DO NOT delete the first line !!!
 #
-12345,"ZVEI testdata"
+12345,"ZVEI testdata äöüß"