diff --git a/docker-compose.yml b/docker-compose.yml
index 0c04cfd..3dda839 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -99,6 +99,7 @@ services:
       #- QUEUE_CONNECTION=sync
       #- SECURITY_HEADER_HSTS_ENABLE=false
       #- SECURITY_HEADER_CSP_CONNECT_SRC=
+      #- SECURITY_HEADER_CSP_FRAME_ANCESTORS=
       #- SECURITY_HEADER_SCRIPT_SRC_ALLOW=
       #- SESSION_SECURE_COOKIE=false
       #- MAIL_DRIVER=smtp
diff --git a/inject.sh b/inject.sh
index 9a99de6..846d25b 100755
--- a/inject.sh
+++ b/inject.sh
@@ -133,6 +133,9 @@ if [ "$SECURITY_HEADER_CSP_CONNECT_SRC" != '' ]; then
 if [ "$SECURITY_HEADER_SCRIPT_SRC_ALLOW" != '' ]; then
     replace_or_insert "SECURITY_HEADER_SCRIPT_SRC_ALLOW" "$SECURITY_HEADER_SCRIPT_SRC_ALLOW"
  fi
+if [ "$SECURITY_HEADER_CSP_FRAME_ANCESTORS" != '' ]; then
+    replace_or_insert "SECURITY_HEADER_CSP_FRAME_ANCESTORS" "$SECURITY_HEADER_CSP_FRAME_ANCESTORS"
+ fi 
 if [ "$SESSION_SECURE_COOKIE" != '' ]; then
     replace_or_insert "SESSION_SECURE_COOKIE" "$SESSION_SECURE_COOKIE"
  fi