diff --git a/configure.py b/configure.py
index a8058669e..44cfdf49c 100644
--- a/configure.py
+++ b/configure.py
@@ -151,8 +151,8 @@ if args.no_asm:
 # Tool versions
 config.binutils_tag = "2.42-1"
 config.compilers_tag = "20240706"
-config.dtk_tag = "v1.2.0"
-config.objdiff_tag = "v2.3.4"
+config.dtk_tag = "v1.3.0"
+config.objdiff_tag = "v2.4.0"
 config.sjiswrap_tag = "v1.2.0"
 config.wibo_tag = "0.6.11"
 
@@ -179,6 +179,10 @@ if args.map:
 # Use for any additional files that should cause a re-configure when modified
 config.reconfig_deps = []
 
+# Optional numeric ID for decomp.me preset
+# Can be overridden in libraries or objects
+config.scratch_preset_id = 72 # The Wind Waker (DOL)
+
 # Base flags, common to most GC/Wii games.
 # Generally leave untouched, with overrides added below.
 cflags_base = [
@@ -292,7 +296,11 @@ def Rel(lib_name: str, objects: List[Object]) -> Dict[str, Any]:
 
 # Helper function for actor RELs
 def ActorRel(status, rel_name, extra_cflags=[]):
-    return Rel(rel_name, [Object(status, f"d/actor/{rel_name}.cpp", extra_cflags=extra_cflags)])
+    return Rel(rel_name, [Object(
+        status, f"d/actor/{rel_name}.cpp",
+        extra_cflags=extra_cflags,
+        scratch_preset_id=73, # The Wind Waker (REL)
+    )])
 
 
 # Helper function for JSystem libraries
diff --git a/tools/project.py b/tools/project.py
index 8367a240b..f15396477 100644
--- a/tools/project.py
+++ b/tools/project.py
@@ -48,6 +48,7 @@ class Object:
             "lib": None,
             "mw_version": None,
             "progress_category": None,
+            "scratch_preset_id": None,
             "shift_jis": None,
             "source": name,
             "src_dir": None,
@@ -79,6 +80,7 @@ class Object:
         set_default("asm_dir", config.asm_dir)
         set_default("host", False)
         set_default("mw_version", config.linker_version)
+        set_default("scratch_preset_id", config.scratch_preset_id)
         set_default("shift_jis", config.shift_jis)
         set_default("src_dir", config.src_dir)
 
@@ -174,6 +176,7 @@ class ProjectConfig:
             True  # Generate compile_commands.json for clangd
         )
         self.extra_clang_flags: List[str] = []  # Extra flags for clangd
+        self.scratch_preset_id: Optional[int] = None  # Default decomp.me preset ID for scratches
 
         # Progress output, progress.json and report.json config
         self.progress = True  # Enable report.json generation and CLI progress output
@@ -1384,6 +1387,7 @@ def generate_objdiff_config(
                 "platform": "gc_wii",
                 "compiler": compiler_version,
                 "c_flags": cflags_str,
+                "preset_id": obj.options["scratch_preset_id"],
             }
             if src_exists:
                 unit_config["scratch"].update(