diff --git a/src/ship/drops/mod.rs b/src/ship/drops/mod.rs
index 5e9747f..e4f695d 100644
--- a/src/ship/drops/mod.rs
+++ b/src/ship/drops/mod.rs
@@ -112,7 +112,7 @@ pub struct ItemDrop {
 }
 
 
-pub struct DropTable<R: Rng + SeedableRng> {
+pub struct DropTable {
     monster_stats: HashMap<MonsterType, MonsterDropStats>,
     rare_table: RareDropTable,
     weapon_table: GenericWeaponTable,
@@ -121,11 +121,11 @@ pub struct DropTable<R: Rng + SeedableRng> {
     unit_table: GenericUnitTable,
     tool_table: ToolTable,
     box_table: BoxDropTable,
-    rng: R,
+    rng: rand_chacha::ChaCha20Rng,
 }
 
-impl<R: Rng + SeedableRng> DropTable<R> {
-    pub fn new(episode: Episode, difficulty: Difficulty, section_id: SectionID) -> DropTable<R> {
+impl DropTable {
+    pub fn new(episode: Episode, difficulty: Difficulty, section_id: SectionID) -> DropTable {
         let monster_stats: HashMap<String, MonsterDropStats> = load_data_file(episode, difficulty, section_id, "monster_dar.toml");
         
         DropTable {
@@ -137,7 +137,7 @@ impl<R: Rng + SeedableRng> DropTable<R> {
             unit_table: GenericUnitTable::new(episode, difficulty, section_id),
             tool_table: ToolTable::new(episode, difficulty, section_id),
             box_table: BoxDropTable::new(episode, difficulty, section_id),
-            rng: R::from_entropy(),
+            rng: rand_chacha::ChaCha20Rng::from_entropy(),
         }
     }
 
@@ -203,6 +203,6 @@ mod test {
         let section_id = vec![SectionID::Viridia, SectionID::Greenill, SectionID::Skyly, SectionID::Bluefull, SectionID::Purplenum,
                               SectionID::Pinkal, SectionID::Redria, SectionID::Oran, SectionID::Yellowboze, SectionID::Whitill]
             .into_iter().choose(&mut rng).unwrap();
-        DropTable::<rand_chacha::ChaCha20Rng>::new(episode, difficulty, section_id);
+        DropTable::new(episode, difficulty, section_id);
     }
 }
diff --git a/src/ship/room.rs b/src/ship/room.rs
index 523169a..31e0b87 100644
--- a/src/ship/room.rs
+++ b/src/ship/room.rs
@@ -310,7 +310,7 @@ pub struct RoomState {
     pub name: String,
     pub password: [u16; 16],
     pub maps: Maps,
-    pub drop_table: Box<DropTable<rand_chacha::ChaCha20Rng>>,
+    pub drop_table: Box<DropTable>,
     pub section_id: SectionID,
     pub random_seed: u32,
     pub bursting: bool,