diff --git a/fedora-cpp.Dockerfile b/fedora-cpp.Dockerfile
index 6498f07..da9bb7f 100644
--- a/fedora-cpp.Dockerfile
+++ b/fedora-cpp.Dockerfile
@@ -1,4 +1,4 @@
-FROM fedora:39
+FROM fedora:40
 
 RUN dnf groupinstall "Development Tools" "Development Libraries" -y
 RUN dnf install npm cmake ninja-build python3 python3-pip python3-sphinx gcc-c++ libasan libubsan -y