diff --git a/var/spack/repos/builtin/packages/conduit/package.py b/var/spack/repos/builtin/packages/conduit/package.py
index 0e2ae11f58a..55515de9fbd 100644
--- a/var/spack/repos/builtin/packages/conduit/package.py
+++ b/var/spack/repos/builtin/packages/conduit/package.py
@@ -85,7 +85,7 @@ class Conduit(Package):
     # CMake
     #######################
     # cmake 3.8.2 or newer
-    depends_on("cmake@3.8.2:", type='build')
+    depends_on("cmake@3.8.2:3.17.9999", type='build')
 
     #######################
     # Python