diff --git a/harmonydagger/__pycache__/__init__.cpython-312.pyc b/harmonydagger/__pycache__/__init__.cpython-312.pyc
index 18d4e66..78dd60d 100644
Binary files a/harmonydagger/__pycache__/__init__.cpython-312.pyc and b/harmonydagger/__pycache__/__init__.cpython-312.pyc differ
diff --git a/harmonydagger/__pycache__/common.cpython-312.pyc b/harmonydagger/__pycache__/common.cpython-312.pyc
index 70dbb68..4a5f3ea 100644
Binary files a/harmonydagger/__pycache__/common.cpython-312.pyc and b/harmonydagger/__pycache__/common.cpython-312.pyc differ
diff --git a/harmonydagger/__pycache__/psychoacoustics.cpython-312.pyc b/harmonydagger/__pycache__/psychoacoustics.cpython-312.pyc
index 38af151..3f30dd6 100644
Binary files a/harmonydagger/__pycache__/psychoacoustics.cpython-312.pyc and b/harmonydagger/__pycache__/psychoacoustics.cpython-312.pyc differ
diff --git a/pyproject.toml b/pyproject.toml
index fc18ad6..8755202 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -4,7 +4,7 @@ build-backend = "setuptools.build_meta"
 
 [project]
 name = "harmonydagger"
-version = "0.3.5"
+version = "0.4.0"
 description = "A tool for protecting audio against use in AI training"
 readme = "README.md"
 requires-python = ">=3.8"
@@ -26,28 +26,28 @@ classifiers = [
     "Topic :: Scientific/Engineering :: Artificial Intelligence",
 ]
 dependencies = [
-    "numpy>=1.20.0",
-    "scipy>=1.7.0",
-    "librosa>=0.9.0",
-    "soundfile>=0.10.0",
-    "tqdm>=4.60.0",
-    "matplotlib>=3.4.0",
-    "pydub>=0.25.1",  # For MP3 writing support
+    "numpy",
+    "scipy",
+    "librosa",
+    "soundfile",
+    "tqdm",
+    "matplotlib",
+    "pydub",  # For MP3 writing support
 ]
 
 [project.optional-dependencies]
 dev = [
-    "pytest>=7.0.0",
-    "pytest-cov>=3.0.0",
-    "black>=23.0.0",
-    "isort>=5.10.0",
-    "mypy>=0.910",
-    "flake8>=4.0.0",
-    "twine>=4.0.0",
+    "pytest",
+    "pytest-cov",
+    "black",
+    "isort",
+    "mypy",
+    "flake8",
+    "twine",
 ]
 docs = [
-    "sphinx>=4.5.0",
-    "sphinx-rtd-theme>=1.0.0",
+    "sphinx",
+    "sphinx-rtd-theme",
 ]
 
 [project.urls]
diff --git a/requirements.txt b/requirements.txt
index 37db3fa..5234fa8 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,10 +1,10 @@
 # Core dependencies
-numpy>=1.20.0
-scipy>=1.7.0
-soundfile>=0.10.0
-matplotlib>=3.4.0
+numpy
+scipy
+soundfile
+matplotlib
 
 # Development dependencies (optional)
-pytest>=6.0.0
-black>=21.5b2
-isort>=5.9.1
+pytest
+black
+isort
diff --git a/tests/__pycache__/__init__.cpython-312.pyc b/tests/__pycache__/__init__.cpython-312.pyc
index 6f311e8..b843e19 100644
Binary files a/tests/__pycache__/__init__.cpython-312.pyc and b/tests/__pycache__/__init__.cpython-312.pyc differ