diff --git a/mods/zcm-ca/blocks.json b/mods/zcm-ca/blocks.json
index cd67f69..689d8de 100644
--- a/mods/zcm-ca/blocks.json
+++ b/mods/zcm-ca/blocks.json
@@ -12,7 +12,7 @@
           "hardness": 5,
           "resistance": 30,
           "opacity": 0,
-          "isFullCube": true,
+          "isFullCube": false,
           "isOpaqueCube": false,
           "renderLayer": "translucent"
         },
@@ -24,7 +24,7 @@
           "hardness": 5,
           "resistance": 30,
           "opacity": 0,
-          "isFullCube": true,
+          "isFullCube": false,
           "isOpaqueCube": false,
           "renderLayer": "translucent",
           "subtypes": [0, 1, 2, 3, 4, 5, 6],