diff --git a/src/resource/mod.rs b/src/resource/mod.rs
index d4a42a9..79020ba 100644
--- a/src/resource/mod.rs
+++ b/src/resource/mod.rs
@@ -28,7 +28,9 @@ pub struct BlockType {
 	pub color: BlockColor,
 }
 
-pub fn block_types() -> HashMap<String, BlockType> {
+pub type BlockTypeMap = HashMap<String, BlockType>;
+
+pub fn block_types() -> BlockTypeMap {
 	block_types::BLOCK_TYPES
 		.iter()
 		.map(|(k, v)| (String::from(*k), *v))