diff --git a/rockylinux9/Dockerfile b/rockylinux9/Dockerfile
index 271f62f..0f5df82 100644
--- a/rockylinux9/Dockerfile
+++ b/rockylinux9/Dockerfile
@@ -9,6 +9,7 @@ RUN dnf install --assumeyes --enablerepo=crb \
         curl-minimal \
         gcc \
         gcc-c++ \
+        gcc-toolset-15-gcc-c++ \
         libasan \
         git \
         libtool \