diff --git a/environments/dev-environment.yaml b/environments/dev-environment.yaml
index 688c676f..db0c9801 100644
--- a/environments/dev-environment.yaml
+++ b/environments/dev-environment.yaml
@@ -15,7 +15,7 @@ dependencies:
 - flaky
 - freezegun
 - gitpython
-- mamba <2
+- mamba
 - mkdocs
 - mkdocs-click
 - mkdocs-material
diff --git a/pixi.toml b/pixi.toml
index 995c84f2..32ed482f 100644
--- a/pixi.toml
+++ b/pixi.toml
@@ -63,7 +63,7 @@ doctr = "*"
 filelock = "*"
 flaky = "*"
 freezegun = "*"
-mamba = "<2"
+mamba = "*"
 mkdocs = "*"
 mkdocs-click = "*"
 mkdocs-include-markdown-plugin = "*"