diff --git a/Configuration/TypoScript/Setup/Config.typoscript b/Configuration/TypoScript/Setup/Config.typoscript
index e58abc7..02abd5e 100644
--- a/Configuration/TypoScript/Setup/Config.typoscript
+++ b/Configuration/TypoScript/Setup/Config.typoscript
@@ -10,5 +10,7 @@ config {
     spamProtectEmailAddresses = ascii
     spamProtectEmailAddresses_atSubst = | at |
 
+    sendCacheHeaders = 1
+
     admPanel = 1
 }