diff --git a/installer/resources/proxy/dnfh-header.ht b/installer/resources/proxy/dnfh-header.ht
index b50a3395f..126c93f25 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 c2c80f198..9f9413424 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 d5dce0364..c24e2d6bf 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 0dc34e3db..296a62ddd 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 cf24cbc27..0e3419559 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 bf6955500..1e65a67c1 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