diff --git a/garlic/exp/heat/test.nix b/garlic/exp/heat/granul.nix
similarity index 100%
rename from garlic/exp/heat/test.nix
rename to garlic/exp/heat/granul.nix
diff --git a/garlic/exp/index.nix b/garlic/exp/index.nix
index 955f735..c3d8beb 100644
--- a/garlic/exp/index.nix
+++ b/garlic/exp/index.nix
@@ -64,7 +64,7 @@
   };
 
   heat = {
-    test = callPackage ./heat/test.nix { };
+    granul = callPackage ./heat/granul.nix { };
   };
 
   bigsort = rec {
diff --git a/garlic/fig/heat/test.R b/garlic/fig/heat/granul.R
similarity index 100%
rename from garlic/fig/heat/test.R
rename to garlic/fig/heat/granul.R
diff --git a/garlic/fig/index.nix b/garlic/fig/index.nix
index 850ba96..01477ba 100644
--- a/garlic/fig/index.nix
+++ b/garlic/fig/index.nix
@@ -45,7 +45,7 @@ in
   };
 
   heat = with exp.heat; {
-    test = stdPlot ./heat/test.R [ test ];
+    granul = stdPlot ./heat/granul.R [ granul ];
   };
 
   creams = with exp.creams; {