diff --git a/config/hosts/public-web-static/virtualHosts/historic-easterhegg/eh03.easterhegg.eu.nix b/config/hosts/public-web-static/virtualHosts/historic-easterhegg/eh03.easterhegg.eu.nix
index 242b952..cd6ff54 100644
--- a/config/hosts/public-web-static/virtualHosts/historic-easterhegg/eh03.easterhegg.eu.nix
+++ b/config/hosts/public-web-static/virtualHosts/historic-easterhegg/eh03.easterhegg.eu.nix
@@ -50,6 +50,8 @@ in
         # Then tell the realip_module to get the addreses from the proxy protocol
         # header.
         real_ip_header proxy_protocol;
+        # Enable SSI
+        ssi on;
       '';
     };
   };
diff --git a/config/hosts/public-web-static/virtualHosts/historic-easterhegg/eh05.easterhegg.eu.nix b/config/hosts/public-web-static/virtualHosts/historic-easterhegg/eh05.easterhegg.eu.nix
index 05f0aa3..de21a27 100644
--- a/config/hosts/public-web-static/virtualHosts/historic-easterhegg/eh05.easterhegg.eu.nix
+++ b/config/hosts/public-web-static/virtualHosts/historic-easterhegg/eh05.easterhegg.eu.nix
@@ -50,6 +50,8 @@ in
         # Then tell the realip_module to get the addreses from the proxy protocol
         # header.
         real_ip_header proxy_protocol;
+        # Enable SSI
+        ssi on;
       '';
     };
   };
diff --git a/config/hosts/public-web-static/virtualHosts/historic-easterhegg/eh07.easterhegg.eu.nix b/config/hosts/public-web-static/virtualHosts/historic-easterhegg/eh07.easterhegg.eu.nix
index 50d3937..b324c34 100644
--- a/config/hosts/public-web-static/virtualHosts/historic-easterhegg/eh07.easterhegg.eu.nix
+++ b/config/hosts/public-web-static/virtualHosts/historic-easterhegg/eh07.easterhegg.eu.nix
@@ -50,6 +50,8 @@ in
         # Then tell the realip_module to get the addreses from the proxy protocol
         # header.
         real_ip_header proxy_protocol;
+        # Enable SSI
+        ssi on;
       '';
     };
   };
diff --git a/config/hosts/public-web-static/virtualHosts/historic-easterhegg/eh09.easterhegg.eu.nix b/config/hosts/public-web-static/virtualHosts/historic-easterhegg/eh09.easterhegg.eu.nix
index 191dbef..4eba38c 100644
--- a/config/hosts/public-web-static/virtualHosts/historic-easterhegg/eh09.easterhegg.eu.nix
+++ b/config/hosts/public-web-static/virtualHosts/historic-easterhegg/eh09.easterhegg.eu.nix
@@ -50,6 +50,8 @@ in
         # Then tell the realip_module to get the addreses from the proxy protocol
         # header.
         real_ip_header proxy_protocol;
+        # Enable SSI
+        ssi on;
       '';
     };
   };
diff --git a/config/hosts/public-web-static/virtualHosts/historic-easterhegg/eh11.easterhegg.eu.nix b/config/hosts/public-web-static/virtualHosts/historic-easterhegg/eh11.easterhegg.eu.nix
index 9982b1c..45cd1bb 100644
--- a/config/hosts/public-web-static/virtualHosts/historic-easterhegg/eh11.easterhegg.eu.nix
+++ b/config/hosts/public-web-static/virtualHosts/historic-easterhegg/eh11.easterhegg.eu.nix
@@ -50,6 +50,8 @@ in
         # Then tell the realip_module to get the addreses from the proxy protocol
         # header.
         real_ip_header proxy_protocol;
+        # Enable SSI
+        ssi on;
       '';
     };
   };