diff --git a/poetry.lock b/poetry.lock
index 3ede13f..76677ac 100755
--- a/poetry.lock
+++ b/poetry.lock
@@ -219,6 +219,22 @@ dev = ["click", "doit (>=0.36.0)", "flake8", "mypy", "pycodestyle", "pydevtool",
 doc = ["matplotlib (>2)", "numpydoc", "pydata-sphinx-theme (==0.9.0)", "sphinx (!=4.1.0)", "sphinx-design (>=0.2.0)"]
 test = ["asv", "gmpy2", "mpmath", "pooch", "pytest", "pytest-cov", "pytest-timeout", "pytest-xdist", "scikit-umfpack", "threadpoolctl"]
 
+[[package]]
+name = "tantri"
+version = "1.2.0"
+description = "Python dipole model evaluator"
+optional = false
+python-versions = "<3.10,>=3.8.1"
+files = [
+    {file = "tantri-1.2.0-py3-none-any.whl", hash = "sha256:790560b17a50bc006a93a5370b65c52d8f12bf3103ed05f3d893ccc30c7a2f96"},
+    {file = "tantri-1.2.0.tar.gz", hash = "sha256:ca0d8b63a9664363c8d6b8a16f82391944004f5d27c89e9ea6e7b9b26bf7c482"},
+]
+
+[package.dependencies]
+click = ">=8.1.7,<9.0.0"
+numpy = ">=1.22.3,<2.0.0"
+scipy = ">=1.10,<1.11"
+
 [[package]]
 name = "tomli"
 version = "2.0.1"
@@ -264,4 +280,4 @@ files = [
 [metadata]
 lock-version = "2.0"
 python-versions = ">=3.8.1,<3.10"
-content-hash = "ea6ff51c2e1b8a65a98c932f38e2f360076a90ee7706676cbf83e306bf6565e7"
+content-hash = "1fbbb61e3a45cecdc678bcf1170cf15491486d32b54e9cedaa37675adf8ec2a9"
diff --git a/pyproject.toml b/pyproject.toml
index 9fb70e0..39f09bf 100755
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -11,6 +11,7 @@ pdme = "^1.5.0"
 
 
 deepdog = "^1.4.0"
+tantri = "^1.2.0"
 [tool.poetry.group.dev.dependencies]
 black = "^24.8.0"