diff --git a/installer/resources/proxy/enc-header.ht b/installer/resources/proxy/enc-header.ht
index a3283ba2e..0a55b7877 100644
--- a/installer/resources/proxy/enc-header.ht
+++ b/installer/resources/proxy/enc-header.ht
@@ -1,4 +1,4 @@
-HTTP/1.1 504 Gateway Timeout
+HTTP/1.1 403 Incompatible Encryption Options
 Content-Type: text/html; charset=UTF-8
 Cache-Control: no-cache
 Connection: close
diff --git a/installer/resources/proxy/encp-header.ht b/installer/resources/proxy/encp-header.ht
index ed636add8..fffcdc135 100644
--- a/installer/resources/proxy/encp-header.ht
+++ b/installer/resources/proxy/encp-header.ht
@@ -1,4 +1,4 @@
-HTTP/1.1 504 Gateway Timeout
+HTTP/1.1 403 Incompatible Encryption Options
 Content-Type: text/html; charset=UTF-8
 Cache-Control: no-cache
 Connection: close