diff --git a/common/src/main/resources/assets/modernfix/lang/en_us.json b/common/src/main/resources/assets/modernfix/lang/en_us.json
index 29d2e454..ec27bf0f 100644
--- a/common/src/main/resources/assets/modernfix/lang/en_us.json
+++ b/common/src/main/resources/assets/modernfix/lang/en_us.json
@@ -114,5 +114,10 @@
   "modernfix.option.mixin.perf.twilightforest.structure_spawn_fix": "Fixes lag caused by Twilight Forest worldgen checking structures very inefficiently",
   "modernfix.option.mixin.perf.fast_forge_dummies": "Speeds up Forge registry freezing during launch by using a faster code path",
   "modernfix.option.mixin.perf.tag_id_caching": "Speeds up uses of tag entries by caching the location object instead of recreating it every time",
-  "modernfix.option.mixin.feature.disable_unihex_font": "Remove the Unicode font, saves 10MB but causes special characters to no longer render"
+  "modernfix.option.mixin.feature.disable_unihex_font": "Remove the Unicode font, saves 10MB but causes special characters to no longer render",
+  "modernfix.option.mixin.bugfix.world_leaks": "Reduces the memory usage of old client-side worlds that aren't needed after switching dimensions. These are normally garbage collected in vanilla, but mods sometimes retain references to them.",
+  "modernfix.option.mixin.perf.compact_mojang_registries": "(Fabric) Experimental option that reduces the memory usage of registries by roughly 50%. Not useful in most modpacks unless they contain millions of blocks and items.",
+  "modernfix.option.mixin.perf.dynamic_block_codecs": "Avoids storing a codec for every block(state) and instead generates and caches it on the fly when needed. Generally not worth enabling unless you have a million blocks/items.",
+  "modernfix.option.mixin.perf.faster_command_suggestions": "Mitigate lag when there are hundreds of thousands of suggestions while typing a command",
+  "modernfix.option.mixin.perf.mojang_registry_size": "Fixes an issue causing registration of blocks/items to slow down proportional to the number already registered. This improves startup time."
 }