diff --git a/var/spack/repos/builtin/packages/swift/package.py b/var/spack/repos/builtin/packages/swiftsim/package.py
similarity index 99%
rename from var/spack/repos/builtin/packages/swift/package.py
rename to var/spack/repos/builtin/packages/swiftsim/package.py
index 6e34dc7e10e..e4607d91469 100644
--- a/var/spack/repos/builtin/packages/swift/package.py
+++ b/var/spack/repos/builtin/packages/swiftsim/package.py
@@ -36,7 +36,7 @@
 gitlab_env.apply_modifications()
 
 
-class Swift(Package):
+class Swiftsim(Package):
     """
     SPH With Inter-dependent Fine-grained Tasking (SWIFT) provides
     astrophysicists with a state of the art framework to perform