diff --git a/THIRD_PARTY.md b/THIRD_PARTY.md
index 4884ee9..cd44719 100644
--- a/THIRD_PARTY.md
+++ b/THIRD_PARTY.md
@@ -18,7 +18,7 @@ is not committed (portfolio rules).
 | rosbags | 0.11.9 | Apache-2.0 |
 | Pillow | 13.0.0 | MIT-CMU |
 | pytest | 9.2.0 | MIT |
-| Hypothesis | 6.170.14 | MPL-2.0 |
+| Hypothesis | 6.170.15 | MPL-2.0 |
 
 ## GitHub Actions (CI only, `.github/workflows/ci-sensor-sim-sandbox.yml`)
 
diff --git a/analysis/requirements.txt b/analysis/requirements.txt
index 78a46c0..fe57f71 100644
--- a/analysis/requirements.txt
+++ b/analysis/requirements.txt
@@ -5,4 +5,4 @@ PyYAML==6.0.3
 rosbags==0.11.9
 pillow==13.0.0
 pytest==9.2.0
-hypothesis==6.170.14
+hypothesis==6.170.15
diff --git a/docs/ENVIRONMENT.md b/docs/ENVIRONMENT.md
index 2533b4e..4c0586e 100644
--- a/docs/ENVIRONMENT.md
+++ b/docs/ENVIRONMENT.md
@@ -118,7 +118,7 @@ equivalent command-line capture.)
 | GitHub CLI | 2.102.0 (2026-09-30) | `gh --version` → `gh version 2.102.0 (2026-09-30)` |
 | FFmpeg | N-118205-gd3aa99a4f4-20250101 | `ffmpeg -version` → `ffmpeg version N-118205-gd3aa99a4f4-20250101` |
 | pytest | 9.2.0 | `.\.venv\Scripts\python -m pip freeze` → `pytest==9.2.0` |
-| Hypothesis | 6.170.14 | `.\.venv\Scripts\python -m pip freeze` → `hypothesis==6.170.14` |
+| Hypothesis | 6.170.15 | `.\.venv\Scripts\python -m pip freeze` → `hypothesis==6.170.15` |
 | NumPy | 2.5.4 | `.\.venv\Scripts\python -m pip freeze` → `numpy==2.5.4` |
 | matplotlib | 3.11.2 | `.\.venv\Scripts\python -m pip freeze` → `matplotlib==3.11.2` |
 | PyYAML | 6.0.3 | `.\.venv\Scripts\python -m pip freeze` → `PyYAML==6.0.3` |