diff --git a/LICENSE b/LICENSE
index b8b9b3f..260432b 100644
--- a/LICENSE
+++ b/LICENSE
@@ -16,4 +16,4 @@ FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
-SOFTWARE.
\ No newline at end of file
+SOFTWARE.
diff --git a/pyproject.toml b/pyproject.toml
index 801713d..aa19b8d 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -8,7 +8,7 @@ version = "0.3.4"
 description = "Simulate nonlinear pulse propagation in optical fibers"
 readme = "README.md"
 authors = [{ name = "Benoit Sierro", email = "benoit.sierro@iap.unibe.ch" }]
-license = { file = "LICENSE" }
+license = {text = "MIT"}
 classifiers = [
     "License :: OSI Approved :: MIT",
     "Programming Language :: Python :: 3",
@@ -16,9 +16,9 @@ classifiers = [
 requires-python = ">=3.10"
 keywords = ["nonlinear", "fiber optics", "simulation", "runge-kutta"]
 dependencies = [
-    "numpy >= 1.23",
-    "scipy >= 1.9.0",
-    "matplotlib >= 3.5.0",
+    "numpy",
+    "scipy",
+    "matplotlib",
     "tomli",
     "tomli_w",
     "numba",