diff --git a/recipes/install.rb b/recipes/install.rb
index ee6fd49..b078f43 100644
--- a/recipes/install.rb
+++ b/recipes/install.rb
@@ -6,6 +6,9 @@
 # 
 
 chef_gem "chef-attribute-validator" do
+  # force installation at compile time in chef >= 12
+  compile_time true if defined? compile_time
+
   # attribute-validator's only dep is chef ~> 11.6
   # Having the omnibus chef try to upgrade itself as a gem 
   # is pretty much always a disaster; many native packages, may