diff --git a/src/ddr/ssq.rs b/src/ddr/ssq.rs
index 927994b..4535fc5 100644
--- a/src/ddr/ssq.rs
+++ b/src/ddr/ssq.rs
@@ -167,8 +167,8 @@ impl TempoChanges {
         let mut cursor = Cursor::new(data);
 
         let count = cursor.read_u32::<LE>()?.try_into()?;
-        let measure = cursor.read_n_u32(count)?;
-        let tempo_data = cursor.read_n_u32(count)?;
+        let measure = cursor.read_n_i32(count)?;
+        let tempo_data = cursor.read_n_i32(count)?;
 
         let mut entries = Vec::new();
 
@@ -220,7 +220,7 @@ impl Chart {
         let mut cursor = Cursor::new(data);
 
         let count = cursor.read_u32::<LE>()?.try_into()?;
-        let measures = cursor.read_n_u32(count)?;
+        let measures = cursor.read_n_i32(count)?;
         let mut steps = vec![0; count];
         cursor.read_exact(&mut steps)?;
 
diff --git a/src/mini_parser.rs b/src/mini_parser.rs
index e4891e6..582bd47 100644
--- a/src/mini_parser.rs
+++ b/src/mini_parser.rs
@@ -24,9 +24,9 @@ pub trait MiniParser: io::Read {
         Ok(buf.replace("\0", ""))
     }
 
-    /// Read `n` `u32`.
+    /// Read `n` `i32`.
     #[inline]
-    fn read_n_u32(&mut self, n: usize) -> Result<Vec<i32>, MiniParserError> {
+    fn read_n_i32(&mut self, n: usize) -> Result<Vec<i32>, MiniParserError> {
         let mut buf = vec![0; 4 * n];
         self.read_exact(&mut buf)?;
         Ok(buf