diff --git a/devmods.json b/devmods.json
index 52deefb9..57dae549 100644
--- a/devmods.json
+++ b/devmods.json
@@ -34,6 +34,11 @@
 					"slug": "Lithium",
 					"version": "mc1.21-0.13.0",
 					"download_link": "https://cdn.modrinth.com/data/gvQqBUqZ/versions/NTZCh7rb/lithium-fabric-mc1.21-0.13.0.jar"
+				},
+				{
+					"slug": "MoreCulling",
+					"version": "v1.0.0-beta.1",
+					"download_link": "https://cdn.modrinth.com/data/51shyZVL/versions/E3M7N09H/moreculling-fabric-1.21.1-1.0.0-beta.1.jar"
 				}
 			]
 		},
@@ -71,6 +76,11 @@
 					"slug": "Lithium",
 					"version": "mc1.20.6-0.12.5",
 					"download_link": "https://cdn.modrinth.com/data/gvQqBUqZ/versions/5a3sPIH2/lithium-fabric-mc1.20.6-0.12.5.jar"
+				},
+				{
+					"slug": "MoreCulling",
+					"version": "https://cdn.modrinth.com/data/51shyZVL/versions/yduz8IZo/moreculling-1.20.5-0.25.0.jar",
+					"download_link": "https://cdn.modrinth.com/data/51shyZVL/versions/yduz8IZo/moreculling-1.20.5-0.25.0.jar"
 				}
 			]
 		},
diff --git a/src/main/assets/modernfix-mixins.properties b/src/main/assets/modernfix-mixins.properties
index 19168345..e06541af 100644
--- a/src/main/assets/modernfix-mixins.properties
+++ b/src/main/assets/modernfix-mixins.properties
@@ -56,4 +56,7 @@
 #  mixin.safety=true # (default)
 #
 # User overrides go here.
+mixin.perf.dynamic_entity_renderers=true
 mixin.perf.dynamic_resources=true
+mixin.perf.faster_item_rendering=true
+
diff --git a/src/main/assets/moreculling.toml b/src/main/assets/moreculling.toml
index 03daae36..43cc1572 100644
--- a/src/main/assets/moreculling.toml
+++ b/src/main/assets/moreculling.toml
@@ -1,10 +1,23 @@
+version = 1
 enableSodiumMenu = true
+cloudCulling = true
+signTextCulling = true
+rainCulling = true
 useBlockStateCulling = true
 useCustomItemFrameRenderer = true
+itemFrameMapCulling = true
 useItemFrameLOD = true
-itemFrameLODRange = 384
+itemFrameLODRange = 16
 useItemFrame3FaceCulling = true
-itemFrame3FaceCullingRange = 12.0
-leavesCullingMode = "DEFAULT"
-leavesCullingDepth = 2
+itemFrame3FaceCullingRange = 2.0
+leavesCullingMode = "FAST"
+leavesCullingAmount = 2
+includeMangroveRoots = true
 powderSnowCulling = true
+endGatewayCulling = true
+beaconBeamCulling = true
+entityModelCulling = false
+useOnModdedBlocksByDefault = true
+
+[modCompatibility]
+minecraft = true