diff --git a/Modules/FindIce.cmake b/Modules/FindIce.cmake
index 55528b8ede..76cecc105c 100644
--- a/Modules/FindIce.cmake
+++ b/Modules/FindIce.cmake
@@ -43,7 +43,7 @@
 #
 #   Ice_HOME - the root of the Ice installation
 #
-# The environment variable :envvar:`ICE_HOME` may also be used; the
+# The environment variable ``ICE_HOME`` may also be used; the
 # Ice_HOME variable takes precedence.
 #
 # The following cache variables may also be set::