diff --git a/packages/py-tvb-library/package.py b/packages/py-tvb-library/package.py
index 68786c670f759185e7b1687da8f886fc618d6cd8..5506bc36a83c2fb4ead5d7152c403a8e238475a6 100644
--- a/packages/py-tvb-library/package.py
+++ b/packages/py-tvb-library/package.py
@@ -14,10 +14,11 @@ class PyTvbLibrary(PythonPackage):
     """
 
     homepage = "https://www.thevirtualbrain.org/"
-    pypi = 'tvb-library/tvb-library-2.9.tar.gz'
+    pypi = 'tvb-library/tvb_library-2.9.1.tar.gz'
 
-    maintainers = ['paulapopa', 'ldomide']
+    maintainers = ['ldomide', 'paulapopa', 'teodoramisan']
 
+    version('2.9.1', 'a251f602bffe768e6184ffc14d3d6ad9f03be879a78062a7397c30a5f8878b41')
     version('2.9', '0a65fa3d803ef8da3d69a0f27a13e40b79876ee6d5b627c34d0c9fc5c12697e6')
     version('2.8.2', '4222dadbecce53b29e2141801b1ca8eb99c4595ace6c7d0469f7e0a41d3f384a')
     version('2.8.1', 'be130b10e7e176d503709afd211ae728f45d4e8b4a6082c6f6fcfbc1be990d0c')
@@ -48,7 +49,7 @@ class PyTvbLibrary(PythonPackage):
     depends_on('py-mako', type=('build', 'run'))
     depends_on('py-matplotlib', type=('build', 'run'))
     depends_on('py-networkx', type=('build', 'run'))
-    depends_on('py-numpy', type=('build', 'run'))
+    depends_on('py-numpy@:1', type=('build', 'run'))
     depends_on('py-numba', type=('build', 'run'))
     depends_on('py-numexpr', type=('build', 'run'))
     depends_on('py-scipy', type=('build', 'run'))
diff --git a/packages/py-tvb-widgets/package.py b/packages/py-tvb-widgets/package.py
index 339a25f6bc7561cd021bbf68d848d784f64b0b67..7ca3db0d9a3fef2ea8a8746c0a457c2bd69cf053 100644
--- a/packages/py-tvb-widgets/package.py
+++ b/packages/py-tvb-widgets/package.py
@@ -14,10 +14,11 @@ class PyTvbWidgets(PythonPackage):
     """
 
     homepage = "https://www.thevirtualbrain.org/"
-    pypi = 'tvb-widgets/tvb-widgets-2.0.3.tar.gz'
+    pypi = 'tvb-widgets/tvb-widgets-2.1.0.tar.gz'
 
-    maintainers = ['paulapopa', 'ldomide', 'teodoramisan']
+    maintainers = ['ldomide', 'paulapopa', 'teodoramisan']
 
+    version('2.1.0', '8d0cdd121045bd93fca1d71b7ffe8ce9421cf069388ad56d1e4ec1d09f31a8d7')
     version('2.0.3', '33bd94bef5b49df6843a022342d4c4c0d080851d638b5d07295880298cd6fb00')
 
     # python_requires
@@ -32,11 +33,13 @@ class PyTvbWidgets(PythonPackage):
     depends_on('py-ipympl@0.8.5:', type=('build', 'run'))
     depends_on('py-ipywidgets', type=('build', 'run'))
     depends_on('py-ipython', type=('build', 'run'))
+    depends_on('py-ipycanvas', type=('build', 'run'))
     depends_on('py-joblib', type=('build', 'run'))
     depends_on('py-mne@1.0:', type=('build', 'run'))
-    depends_on('py-numpy', type=('build', 'run'))
+    depends_on('py-numpy@:1', type=('build', 'run'))
     depends_on('py-plotly', type=('build', 'run'))
     depends_on('py-pyvista@0.43.0:', type=('build', 'run'))
+    depends_on('py-requests', type=('build', 'run'))
     depends_on('py-tvb-data', type=('run', 'test'))
     depends_on('py-tvb-library', type=('build', 'run'))
     depends_on('py-tvb-framework', type=('build', 'run'))
diff --git a/spack.yaml b/spack.yaml
index 5a1ff1f16161daf121863332a80c01fa82ec20d3..59270ae2e7a73c1470fa2c702d08d11847dbd460 100644
--- a/spack.yaml
+++ b/spack.yaml
@@ -50,10 +50,10 @@ spack:
     - py-tvb-data@2.8
     - py-tvb-framework@2.9
     - py-tvb-gdist@2.2
-    - py-tvb-library@2.9
+    - py-tvb-library@2.9.1
     - py-tvb-multiscale@2.1.0.ebrains
     - py-tvb-storage@2.9
-    - py-tvb-widgets@2.0.3
+    - py-tvb-widgets@2.1.0
     - py-viziphant@0.4.0
     - pynn-brainscales@8.0-a5
     - r-rgsl@0.1.1