diff --git a/installer/resources/proxy/dnfh-header.ht b/installer/resources/proxy/dnfh-header.ht
index b50a3395f2440622dfa31074af86a2073fade1ab..126c93f252e701cb288bedaa12f5dbaf6cfe23b0 100644
--- a/installer/resources/proxy/dnfh-header.ht
+++ b/installer/resources/proxy/dnfh-header.ht
@@ -1,4 +1,4 @@
-HTTP/1.1 404 Domain Not Found
+HTTP/1.1 500 Domain Not Found
 Content-Type: text/html; charset=UTF-8
 Cache-control: no-cache
 Connection: close
diff --git a/installer/resources/proxy/dnfh-header_de.ht b/installer/resources/proxy/dnfh-header_de.ht
index c2c80f198ba85b10439ee7f116b57945e3db967c..9f9413424e15f12e5b9b652ef04c2e61bb6bb19a 100644
--- a/installer/resources/proxy/dnfh-header_de.ht
+++ b/installer/resources/proxy/dnfh-header_de.ht
@@ -1,4 +1,4 @@
-HTTP/1.1 404 Domain Not Found
+HTTP/1.1 500 Domain Not Found
 Content-Type: text/html; charset=UTF-8
 Cache-control: no-cache
 Connection: close
diff --git a/installer/resources/proxy/dnfh-header_fr.ht b/installer/resources/proxy/dnfh-header_fr.ht
index d5dce0364ac34449bf4f916241b81d4920172634..c24e2d6bf61cef55210ede7b06e46e8330d2f7f3 100644
--- a/installer/resources/proxy/dnfh-header_fr.ht
+++ b/installer/resources/proxy/dnfh-header_fr.ht
@@ -1,4 +1,4 @@
-HTTP/1.1 404 Domaine non trouvé
+HTTP/1.1 500 Domaine non trouvé
 Content-Type: text/html; charset=UTF-8
 Cache-control: no-cache
 Connection: close
diff --git a/installer/resources/proxy/dnfh-header_nl.ht b/installer/resources/proxy/dnfh-header_nl.ht
index 0dc34e3dbfc519610ba79f6d11d5b1e3ec1094e8..296a62dddcf3c41116f49ebd95d661cf9de77b94 100644
--- a/installer/resources/proxy/dnfh-header_nl.ht
+++ b/installer/resources/proxy/dnfh-header_nl.ht
@@ -1,4 +1,4 @@
-HTTP/1.1 404 Domain Not Found
+HTTP/1.1 500 Domain Not Found
 Content-Type: text/html; charset=UTF-8
 Cache-control: no-cache
 Connection: close
diff --git a/installer/resources/proxy/dnfh-header_ru.ht b/installer/resources/proxy/dnfh-header_ru.ht
index cf24cbc277ae538175a97820e72c4e0c45c73780..0e34195599710f578e6888fac971b1df748c4e9b 100644
--- a/installer/resources/proxy/dnfh-header_ru.ht
+++ b/installer/resources/proxy/dnfh-header_ru.ht
@@ -1,4 +1,4 @@
-HTTP/1.1 404 Domain Not Found
+HTTP/1.1 500 Domain Not Found
 Content-Type: text/html; charset=UTF-8
 Cache-control: no-cache
 Connection: close
diff --git a/installer/resources/proxy/dnfh-header_zh.ht b/installer/resources/proxy/dnfh-header_zh.ht
index bf69555006eeb74367c76651ea603488d958f6eb..1e65a67c168f7d1d93017acc3ab23e0cb39c257c 100644
--- a/installer/resources/proxy/dnfh-header_zh.ht
+++ b/installer/resources/proxy/dnfh-header_zh.ht
@@ -1,4 +1,4 @@
-HTTP/1.1 404 Domain Not Found
+HTTP/1.1 500 Domain Not Found
 Content-Type: text/html; charset=UTF-8
 Cache-control: no-cache
 Connection: close