diff --git a/iris.overworld.hot/biomes/hot-dry-forest.json b/iris.overworld.hot/biomes/hot-dry-forest.json
index ca4e108d..c896ce3c 100644
--- a/iris.overworld.hot/biomes/hot-dry-forest.json
+++ b/iris.overworld.hot/biomes/hot-dry-forest.json
@@ -7,6 +7,7 @@
             "palette": [
                 "GRASS_BLOCK",
                 "GRASS_BLOCK",
+                "BROWN_CONCRETE_POWDER",
                 "GRASS_BLOCK",
                 "GRASS_BLOCK",
                 "GRASS_BLOCK",
@@ -61,7 +62,7 @@
         },
         {
             "zoom": 0.3,
-            "chance": 0.00002,
+            "chance": 0.000001,
             "density": 3,
             "palette": [
                 "AIR",
diff --git a/iris.overworld.swamp/biomes/swamp-oak-denmyre.json b/iris.overworld.swamp/biomes/swamp-oak-denmyre.json
index 4066b5eb..a10e72e7 100644
--- a/iris.overworld.swamp/biomes/swamp-oak-denmyre.json
+++ b/iris.overworld.swamp/biomes/swamp-oak-denmyre.json
@@ -4,7 +4,7 @@
         {
             "dispersion": "WISPY",
             "palette": [ 
-                "GRASS_PATH",
+                "GRAVEL",
                 "GRASS_BLOCK"
             ]
         },