diff --git a/changelog.d/4680.bugfix b/changelog.d/4680.bugfix
new file mode 100644
index 0000000000000000000000000000000000000000..4aad8ecde3a7af2e7662dc22ad3ebdd16ec18508
--- /dev/null
+++ b/changelog.d/4680.bugfix
@@ -0,0 +1,3 @@
+Fix an issue in the database migration script where the 
+`e2e_room_keys.is_verified` column wasn't considered as 
+a boolean
diff --git a/scripts/synapse_port_db b/scripts/synapse_port_db
index 3c7b6063230645c6b6103038290154c4b08c97aa..2fa01d1a18a7d138e7e317de2e7379478efe93a4 100755
--- a/scripts/synapse_port_db
+++ b/scripts/synapse_port_db
@@ -53,6 +53,7 @@ BOOLEAN_COLUMNS = {
     "group_summary_users": ["is_public"],
     "group_roles": ["is_public"],
     "local_group_membership": ["is_publicised", "is_admin"],
+    "e2e_room_keys": ["is_verified"],
 }