diff --git a/utils/nightly/gmsh.ctest b/utils/nightly/gmsh.ctest
index b8742e1a0d4ec9705e564873ee97e4d60946a2be..a070b8049a86e6ccc37b86b0a45c0209aa90a116 100644
--- a/utils/nightly/gmsh.ctest
+++ b/utils/nightly/gmsh.ctest
@@ -6,7 +6,7 @@
 # this is the common ctest script used by all gmsh nightly (and experimental)
 # builds, on all architectures
 
-set(CTEST_SITE "ace25.montefiore")
+set(CTEST_SITE "ace45.montefiore")
 
 set(CTEST_SOURCE_DIRECTORY "$ENV{HOME}/src/gmsh")
 set(CTEST_BINARY_DIRECTORY "$ENV{HOME}/src/gmsh/bin")