diff --git a/haskell/repositories.bzl b/haskell/repositories.bzl
index 65a38ff4c..d033a37d7 100644
--- a/haskell/repositories.bzl
+++ b/haskell/repositories.bzl
@@ -31,10 +31,10 @@ def rules_haskell_dependencies():
         http_archive,
         name = "platforms",
         urls = [
-            "https://mirror.bazel.build/github.com/bazelbuild/platforms/releases/download/0.0.8/platforms-0.0.8.tar.gz",
-            "https://github.com/bazelbuild/platforms/releases/download/0.0.8/platforms-0.0.8.tar.gz",
+            "https://mirror.bazel.build/github.com/bazelbuild/platforms/releases/download/0.0.9/platforms-0.0.9.tar.gz",
+            "https://github.com/bazelbuild/platforms/releases/download/0.0.9/platforms-0.0.9.tar.gz",
         ],
-        sha256 = "8150406605389ececb6da07cbcb509d5637a3ab9a24bc69b1101531367d89d74",
+        sha256 = "5eda539c841265031c2f82d8ae7a3a6490bd62176e0c038fc469eabf91f6149b",
     )
 
     maybe(
diff --git a/rules_haskell_tests/MODULE.bazel b/rules_haskell_tests/MODULE.bazel
index c121c44d2..6f072c78c 100644
--- a/rules_haskell_tests/MODULE.bazel
+++ b/rules_haskell_tests/MODULE.bazel
@@ -45,7 +45,7 @@ bazel_dep(
 )
 bazel_dep(
     name = "platforms",
-    version = "0.0.8",
+    version = "0.0.9",
 )
 bazel_dep(
     name = "rules_cc",
diff --git a/rules_haskell_tests/tests/bzlmod_runfiles/other_module/MODULE.bazel b/rules_haskell_tests/tests/bzlmod_runfiles/other_module/MODULE.bazel
index cfb350102..4af508343 100644
--- a/rules_haskell_tests/tests/bzlmod_runfiles/other_module/MODULE.bazel
+++ b/rules_haskell_tests/tests/bzlmod_runfiles/other_module/MODULE.bazel
@@ -17,5 +17,5 @@ bazel_dep(
 )
 bazel_dep(
     name = "platforms",
-    version = "0.0.8",
+    version = "0.0.9",
 )
diff --git a/tutorial/MODULE.bazel b/tutorial/MODULE.bazel
index 9b7b5e55d..ff008ea65 100644
--- a/tutorial/MODULE.bazel
+++ b/tutorial/MODULE.bazel
@@ -1,6 +1,6 @@
 bazel_dep(
     name = "platforms",
-    version = "0.0.8",
+    version = "0.0.9",
 )
 
 # rules_haskell_nix must come before rules_haskell so that nix