diff --git a/pkgs/development/python-modules/dask-expr/default.nix b/pkgs/development/python-modules/dask-expr/default.nix
index 78577b34d9396..31380317f054d 100644
--- a/pkgs/development/python-modules/dask-expr/default.nix
+++ b/pkgs/development/python-modules/dask-expr/default.nix
@@ -11,11 +11,12 @@
   pyarrow,
   distributed,
   pytestCheckHook,
+  xarray
 }:
 
 buildPythonPackage rec {
   pname = "dask-expr";
-  version = "1.1.6";
+  version = "1.1.7";
   pyproject = true;
 
   disabled = pythonOlder "3.9";
@@ -24,7 +25,7 @@ buildPythonPackage rec {
     owner = "dask";
     repo = "dask-expr";
     rev = "refs/tags/v${version}";
-    hash = "sha256-O0s7jrxjTkIAb6zW+NuG1PPHhRHndcLt11uYNyknO4A=";
+    hash = "sha256-3wQhADDS05soZq+oy75eBXIK0JQhochrRmtIqykuvOA=";
   };
 
   postPatch = ''
@@ -49,6 +50,7 @@ buildPythonPackage rec {
   nativeCheckInputs = [
     distributed
     pytestCheckHook
+    xarray
   ];
 
   __darwinAllowLocalNetworking = true;
diff --git a/pkgs/development/python-modules/dask/default.nix b/pkgs/development/python-modules/dask/default.nix
index c4988b4c8c5b0..ce78dd6864046 100644
--- a/pkgs/development/python-modules/dask/default.nix
+++ b/pkgs/development/python-modules/dask/default.nix
@@ -41,7 +41,7 @@
 let
   self = buildPythonPackage rec {
     pname = "dask";
-    version = "2024.6.2";
+    version = "2024.7.0";
     pyproject = true;
 
     disabled = pythonOlder "3.9";
@@ -50,7 +50,7 @@ let
       owner = "dask";
       repo = "dask";
       rev = "refs/tags/${version}";
-      hash = "sha256-5jG9hx1tZkqLwjWF73Fm2oJBuejbq4a7GP9fMd8hRJg=";
+      hash = "sha256-EvDn7i4GOEHYwhptYF+2yKUb3VDWjR7/WCUGKEJi/H4=";
     };
 
     build-system = [
diff --git a/pkgs/development/python-modules/distributed/default.nix b/pkgs/development/python-modules/distributed/default.nix
index 0778fcc9543b4..8455b4506268e 100644
--- a/pkgs/development/python-modules/distributed/default.nix
+++ b/pkgs/development/python-modules/distributed/default.nix
@@ -25,7 +25,7 @@
 
 buildPythonPackage rec {
   pname = "distributed";
-  version = "2024.6.2";
+  version = "2024.7.0";
   pyproject = true;
 
   disabled = pythonOlder "3.9";
@@ -34,7 +34,7 @@ buildPythonPackage rec {
     owner = "dask";
     repo = "distributed";
     rev = "refs/tags/${version}";
-    hash = "sha256-GgW9BtTqjac+olAGg+LOO+lTopuUukVUmQ0ZWsMJOc8=";
+    hash = "sha256-Nf/TOLqBaYhezXcBJPMvBwkP+cH5BnN5rxGqLMAb/8U=";
   };
 
   postPatch = ''