diff --git a/.circleci/config.yml b/.circleci/config.yml
index b36cefdc28..b5b9b228b6 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -883,7 +883,7 @@ jobs:
           name: Setup Python env
           command: |
             make setup-python
-            .venv3.13/bin/pip install ziglang==0.15.2
+            .venv3.13/bin/pip install ziglang==0.16.0
       - run:
           name: Install additional targets
           command: |
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 50143d6187..5f84acf477 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -307,7 +307,7 @@ jobs:
       - name: Setup Python env
         run: |
             make setup-python
-            .venv3.13/bin/pip install ziglang==0.15.2
+            .venv3.13/bin/pip install ziglang==0.16.0
       - name: Install additional targets
         run: |
           rustup target add aarch64-unknown-linux-gnu
diff --git a/glean-core/python/requirements_dev.txt b/glean-core/python/requirements_dev.txt
index 1ab9ec79a3..0855babbdd 100644
--- a/glean-core/python/requirements_dev.txt
+++ b/glean-core/python/requirements_dev.txt
@@ -11,5 +11,5 @@ ruff==0.7.2
 semver==2.13.0
 twine==6.0.1
 wheel==0.48.0
-maturin==1.12.6
+maturin==1.15.0
 patchelf>=0.19.1.0; sys_platform == "linux"