diff --git a/packaging/TRIQS-app4triqs-3.0.0-foss-2019a-Python-3.7.2.eb b/packaging/TRIQS-app4triqs-3.1.0-foss-2021b.eb
similarity index 65%
rename from packaging/TRIQS-app4triqs-3.0.0-foss-2019a-Python-3.7.2.eb
rename to packaging/TRIQS-app4triqs-3.1.0-foss-2021b.eb
index 42058438..21283b04 100644
--- a/packaging/TRIQS-app4triqs-3.0.0-foss-2019a-Python-3.7.2.eb
+++ b/packaging/TRIQS-app4triqs-3.1.0-foss-2021b.eb
@@ -1,22 +1,17 @@
 easyblock = 'CMakeMake'
 
 name = 'TRIQS-app4triqs'
-version = '3.0.0'
-versionsuffix = '-Python-%(pyver)s'
+version = '3.1.0'
 
 homepage = 'https://triqs.github.io/app4triqs/'
 description = """
- TRIQS (Toolbox for Research on Interacting Quantum Systems) is a
- scientific project providing a set of C++ and Python libraries to
- develop new tools for the study of interacting quantum systems.
-
  PROVIDE HERE A DESCRIPTION OF YOUR APPLICATION
 """
 
 docurls = ['https://triqs.github.io/app4triqs/%(version_major_minor)s.x/']
 software_license = 'LicenseGPLv3'
 
-toolchain = {'name': 'foss', 'version': '2019a'}
+toolchain = {'name': 'foss', 'version': '2021b'}
 toolchainopts = {'pic': True, 'usempi': True}
 
 source_urls = ['https://github.com/TRIQS/app4triqs/releases/download/%(version)s/']
@@ -24,20 +19,20 @@ sources = ['app4triqs-%(version)s.tar.gz']
 checksums = ['PUT HERE THE SHA256 OF THE RELEASE TARBALL']
 
 dependencies = [
-    ('Python', '3.7.2'),
-    ('SciPy-bundle', '2019.03'),
-    ('Boost', '1.70.0'),
-    ('Clang', '8.0.0'),
-    ('GMP', '6.1.2'),
-    ('HDF5', '1.10.5'),
-    ('Mako', '1.0.8'),
-    ('h5py', '2.9.0'),
-    ('TRIQS', '3.0.0', versionsuffix),
-    ('NFFT', '3.5.1')
+    ('Python', '3.9.6'),
+    ('SciPy-bundle', '2021.10'),
+    ('Boost', '1.77.0'),
+    ('Clang', '13.0.1'),
+    ('Clang-Python-bindings', '13.0.1'),
+    ('GMP', '6.2.1'),
+    ('HDF5', '1.10.7'),
+    ('Mako', '1.1.4'),
+    ('TRIQS', '3.1.0'),
+    ('NFFT', '3.5.2')
 ]
 
 builddependencies = [
-    ('CMake', '3.13.3')
+    ('CMake', '3.22.1')
 ]
 
 separate_build_dir = True