diff --git a/pyproject.toml b/pyproject.toml
index 63ba357..102e606 100755
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -11,12 +11,12 @@ requires-python = ">= 3.8,<3.13"
 dependencies = ['numpy>=1.23.0',
                 'scipy>=1.6.3',
                 'matplotlib>=3.3.4',
-                'numba>=0.57.0',
+                'numba>=0.55.0',
                 'mdanalysis>=2.0.0',
                 'tqdm>=4.45.0',
                 'pytest>=6.2.2',
                 'memoization>=0.3.1',
-                'igraph>=0.11.2',
+                'igraph>=0.10.3',
                 'rtoml>=0.9.0']
 
 classifiers=['License :: OSI Approved :: GNU General Public License v3 (GPLv3)',
diff --git a/src/chilife/__init__.py b/src/chilife/__init__.py
index d0105b4..1c8d887 100644
--- a/src/chilife/__init__.py
+++ b/src/chilife/__init__.py
@@ -26,4 +26,4 @@
 # SpinLabel = SpinLabel.SpinLabel
 # dSpinLabel = dSpinLabel.dSpinLabel
 
-__version__ = '1.1.0'
+__version__ = '1.1.1'