diff --git a/CHANGELOG.md b/CHANGELOG.md
index 07dde78..f051359 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,6 +4,12 @@ All notable changes to this project will be documented in this file.
 
 This project adheres to [Semantic Versioning](https://semver.org).
 
+## [1.5.0] - 2025-12-18
+
+ - Fix bug that caused a variable number of blocks at the end of a file to not be decoded
+ - Limit the number of threads used for small files
+ - Update TDF definitions
+
 ## [1.4.1] - 2025-11-27
 
  - Update MacOS signing certificate
diff --git a/Cargo.lock b/Cargo.lock
index 10a39b2..dade723 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -2082,7 +2082,7 @@ dependencies = [
 
 [[package]]
 name = "infuse_decoder"
-version = "1.4.1"
+version = "1.5.0"
 dependencies = [
  "blocks",
  "byteorder",
diff --git a/Cargo.toml b/Cargo.toml
index d02909a..aff99ec 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "infuse_decoder"
-version = "1.4.1"
+version = "1.5.0"
 edition = "2024"
 
 [[bin]]
diff --git a/scripts/tdf.json b/scripts/tdf.json
index 504fc9e..c6ca8d0 100644
--- a/scripts/tdf.json
+++ b/scripts/tdf.json
@@ -567,6 +567,26 @@
                 }
             ]
         },
+        "8": {
+            "name": "SOC_TEMPERATURE",
+            "description": "SoC die temperature",
+            "fields": [
+                {
+                    "name": "temperature",
+                    "type": "int16_t",
+                    "description": "SoC die temperature (centidegrees)",
+                    "display": {
+                        "fmt": "float",
+                        "digits": 2,
+                        "postfix": "deg"
+                    },
+                    "conversion": {
+                        "m": 0.01,
+                        "c": 0
+                    }
+                }
+            ]
+        },
         "10": {
             "name": "ACC_2G",
             "description": "Accelerometer +-2G",
@@ -1437,7 +1457,7 @@
                 {
                     "name": "h_speed_acc",
                     "type": "uint32_t",
-                    "description": "Horizonal speed accuracy estimate",
+                    "description": "Horizontal speed accuracy estimate",
                     "display": {
                         "postfix": "m/s"
                     },
@@ -1461,7 +1481,7 @@
                 {
                     "name": "v_speed_acc",
                     "type": "uint32_t",
-                    "description": "Horizonal speed accuracy estimate",
+                    "description": "Horizontal speed accuracy estimate",
                     "display": {
                         "postfix": "m/s"
                     },
diff --git a/src/lib.rs b/src/lib.rs
index 12cf6fe..d1288ef 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -1,8 +1,8 @@
 use chrono::SecondsFormat;
 use itertools::Itertools;
 use memmap::Mmap;
-use std::collections::hash_map::Entry;
 use std::collections::HashMap;
+use std::collections::hash_map::Entry;
 use std::fs::File;
 use std::io::{self, BufRead, BufReader, BufWriter, Cursor, Write};
 use std::path::PathBuf;
@@ -275,13 +275,11 @@ pub fn run<T: ProgressReporter + Clone + Send + 'static>(
         (f, s)
     };
 
-    let mut num_workers = num_cpus::get();
     let num_blocks = size / blocks::BLOCK_SIZE;
-    if num_blocks < num_workers {
-        num_workers = 1;
-    }
+    let max_workers = (num_blocks / 100) + 1;
+    let num_workers = std::cmp::min(max_workers, num_cpus::get());
     let blocks_per_worker = num_blocks / num_workers;
-    let trailing = num_blocks % blocks_per_worker;
+    let trailing = num_blocks - (blocks_per_worker * num_workers);
 
     args.decode_reporter.start("Decoding blocks", num_blocks);
 
diff --git a/tdf/src/decoders.rs b/tdf/src/decoders.rs
index 47589f8..82f68e7 100644
--- a/tdf/src/decoders.rs
+++ b/tdf/src/decoders.rs
@@ -12,6 +12,7 @@ pub fn tdf_name(tdf_id: &u16) -> String
         5 => String::from("TIME_SYNC"),
         6 => String::from("REBOOT_INFO"),
         7 => String::from("ANNOUNCE_V2"),
+        8 => String::from("SOC_TEMPERATURE"),
         10 => String::from("ACC_2G"),
         11 => String::from("ACC_4G"),
         12 => String::from("ACC_8G"),
@@ -77,6 +78,7 @@ pub fn tdf_fields(tdf_id: &u16) -> Vec<&'static str>
         5 => vec!["source","shift"],
         6 => vec!["reason","hardware_flags","count","uptime","param_1","param_2","thread"],
         7 => vec!["application","major","minor","revision","build_num","board_crc","kv_crc","blocks","uptime","reboots","flags"],
+        8 => vec!["temperature"],
         10 => vec!["x","y","z"],
         11 => vec!["x","y","z"],
         12 => vec!["x","y","z"],
@@ -230,6 +232,11 @@ pub fn tdf_read_into_str(tdf_id: &u16, size: u8, cursor: &mut Cursor<&[u8]>) ->
                 cursor.read_u16::<LittleEndian>()?,
                 cursor.read_u8()?,
             )),
+        8 => 
+            Ok(format!(
+                "{}",
+                cursor.read_i16::<LittleEndian>()? as f64 / 100.0,
+            )),
         10 => 
             Ok(format!(
                 "{},{},{}",