diff --git a/src/migrations/mysql/20260617130352_blacklist-chars-sync.sql b/src/migrations/mysql/20260617130352_blacklist-chars-sync.sql
new file mode 100644
index 000000000..5b011d454
--- /dev/null
+++ b/src/migrations/mysql/20260617130352_blacklist-chars-sync.sql
@@ -0,0 +1 @@
+-- This migration is only a placeholder to keep migrations parallel
\ No newline at end of file
diff --git a/src/migrations/postgres/20260617130352_blacklist-chars-sync.sql b/src/migrations/postgres/20260617130352_blacklist-chars-sync.sql
new file mode 100644
index 000000000..f94cdad5c
--- /dev/null
+++ b/src/migrations/postgres/20260617130352_blacklist-chars-sync.sql
@@ -0,0 +1,6 @@
+-- the backtick as default blacklisted character got lost for postgres, so for the cases where people still have the default, we add it
+UPDATE Config
+SET value = '&|"''{}()[]$<>;`'
+WHERE item = 'blacklistChars'
+  AND configSectionId=1
+  AND value = '&|"''{}()[]$<>;';
\ No newline at end of file