diff --git a/README.md b/README.md
index 5d1d0436..6bd0cbc6 100644
--- a/README.md
+++ b/README.md
@@ -80,6 +80,7 @@ There are src-specific versions of these settings:
 - `CONFIG_DEX_<PROGRAM>`: Compression options for `dex/` only.
 - `CONFIG_MODELS_<PROGRAM>`: Compression options for `models/` only.
 - `CONFIG_SPRITESHEET_<PROGRAM>`: Compression options for spritesheets only.
+- `CONFIG_MINISPRITE_<PROGRAM>`: Compression options for `minisprites/` only.
 
 For example, these settings reflect the compression settings for the files chaos uploaded in `src/`:
 ```
diff --git a/Tupfile.lua b/Tupfile.lua
index e0ee4327..ee4a7202 100644
--- a/Tupfile.lua
+++ b/Tupfile.lua
@@ -5,7 +5,8 @@ foreach_rule(
     "newsrc/minisprites/pokemon/gen6/*.png",
     {
         display="pad g6 minisprite %f",
-        pad{w=40, h=30}
+        pad{w=40, h=30},
+        compresspng{config="MINISPRITE"}
     },
     "build/gen6-minisprites-padded/%b"
 )
@@ -14,7 +15,8 @@ foreach_rule(
     "newsrc/minisprites/items/*.png",
     {
         display="pad item minisprite %f",
-        pad{w=24, h=24}
+        pad{w=24, h=24},
+        compresspng{config="MINISPRITE"}
     },
     "build/item-minisprites-padded/%b"
 )