diff --git a/python/metatomic_torchsim/CHANGELOG.md b/python/metatomic_torchsim/CHANGELOG.md
index bf24c999..561dbc5a 100644
--- a/python/metatomic_torchsim/CHANGELOG.md
+++ b/python/metatomic_torchsim/CHANGELOG.md
@@ -16,6 +16,13 @@ follows [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
 ## [Unreleased](https://github.com/metatensor/metatomic/)
 
+## [Version 0.1.2](https://github.com/metatensor/metatomic/releases/tag/metatomic-torchsim-v0.1.2) - 2026-04-22
+
+### Changed
+
+- Removed the upper-version pin on `torch-sim-atomistic` to make updating the
+  code in there that re-exports this package easier.
+
 ## [Version 0.1.1](https://github.com/metatensor/metatomic/releases/tag/metatomic-torchsim-v0.1.1) - 2026-04-01
 
 ### Fixed
diff --git a/python/metatomic_torchsim/setup.py b/python/metatomic_torchsim/setup.py
index a20165b1..4bd6ab05 100644
--- a/python/metatomic_torchsim/setup.py
+++ b/python/metatomic_torchsim/setup.py
@@ -10,7 +10,7 @@
 ROOT = os.path.realpath(os.path.dirname(__file__))
 METATOMIC_TORCH = os.path.realpath(os.path.join(ROOT, "..", "metatomic_torch"))
 
-METATOMIC_TORCHSIM_VERSION = "0.1.1"
+METATOMIC_TORCHSIM_VERSION = "0.1.2"
 
 
 class sdist_generate_data(sdist):
@@ -106,7 +106,7 @@ def create_version_number(version):
         authors = fd.read().splitlines()
 
     install_requires = [
-        "torch-sim-atomistic >=0.5,<0.6",
+        "torch-sim-atomistic >=0.5",
         "vesin >=0.5.5,<0.6",
     ]