diff --git a/builder/dockerfile.fedora_fortyone.build b/builder/dockerfile.fedora_fortyone.build
index 49cdfa0..5c2bf48 100644
--- a/builder/dockerfile.fedora_fortyone.build
+++ b/builder/dockerfile.fedora_fortyone.build
@@ -1,7 +1,7 @@
 FROM fedora:41
 
 ENV KASMVNC_BUILD_OS fedora
-ENV KASMVNC_BUILD_OS_CODENAME forty
+ENV KASMVNC_BUILD_OS_CODENAME fortyone
 ENV XORG_VER 21.1.15
 
 RUN \