diff --git a/private_set_intersection/python/requirements/requirements_lock_3_10.txt b/private_set_intersection/python/requirements/requirements_lock_3_10.txt
index f30df8d8..0f2d19b4 100644
--- a/private_set_intersection/python/requirements/requirements_lock_3_10.txt
+++ b/private_set_intersection/python/requirements/requirements_lock_3_10.txt
@@ -39,9 +39,9 @@ pygments==2.19.1 \
     --hash=sha256:61c16d2a8576dc0649d9f39e089b5f02bcd27fba10d8fb4dcc28173f7a45151f \
     --hash=sha256:9ea1544ad55cecf4b8242fab6dd35a93bbce657034b0611ee383099054ab6d8c
     # via pytest
-pytest==8.4.1 \
-    --hash=sha256:539c70ba6fcead8e78eebbf1115e8b589e7565830d7d006a8723f19ac8a0afb7 \
-    --hash=sha256:7c67fd69174877359ed9371ec3af8a3d2b04741818c51e5e99cc1742251fa93c
+pytest==9.0.3 \
+    --hash=sha256:2c5efc453d45394fdd706ade797c0a81091eccd1d6e4bccfcd476e2b8e0ab5d9 \
+    --hash=sha256:b86ada508af81d19edeb213c681b1d48246c1a91d304c6c81a427674c17eb91c
     # via
     #   -r private_set_intersection/python/requirements/requirements.in
     #   pytest-benchmark
diff --git a/private_set_intersection/python/requirements/requirements_lock_3_11.txt b/private_set_intersection/python/requirements/requirements_lock_3_11.txt
index e192b03f..ef232e36 100644
--- a/private_set_intersection/python/requirements/requirements_lock_3_11.txt
+++ b/private_set_intersection/python/requirements/requirements_lock_3_11.txt
@@ -35,9 +35,9 @@ pygments==2.19.1 \
     --hash=sha256:61c16d2a8576dc0649d9f39e089b5f02bcd27fba10d8fb4dcc28173f7a45151f \
     --hash=sha256:9ea1544ad55cecf4b8242fab6dd35a93bbce657034b0611ee383099054ab6d8c
     # via pytest
-pytest==8.4.1 \
-    --hash=sha256:539c70ba6fcead8e78eebbf1115e8b589e7565830d7d006a8723f19ac8a0afb7 \
-    --hash=sha256:7c67fd69174877359ed9371ec3af8a3d2b04741818c51e5e99cc1742251fa93c
+pytest==9.0.3 \
+    --hash=sha256:2c5efc453d45394fdd706ade797c0a81091eccd1d6e4bccfcd476e2b8e0ab5d9 \
+    --hash=sha256:b86ada508af81d19edeb213c681b1d48246c1a91d304c6c81a427674c17eb91c
     # via
     #   -r private_set_intersection/python/requirements/requirements.in
     #   pytest-benchmark
diff --git a/private_set_intersection/python/requirements/requirements_lock_3_12.txt b/private_set_intersection/python/requirements/requirements_lock_3_12.txt
index 760477b1..c05469d8 100644
--- a/private_set_intersection/python/requirements/requirements_lock_3_12.txt
+++ b/private_set_intersection/python/requirements/requirements_lock_3_12.txt
@@ -35,9 +35,9 @@ pygments==2.19.1 \
     --hash=sha256:61c16d2a8576dc0649d9f39e089b5f02bcd27fba10d8fb4dcc28173f7a45151f \
     --hash=sha256:9ea1544ad55cecf4b8242fab6dd35a93bbce657034b0611ee383099054ab6d8c
     # via pytest
-pytest==8.4.1 \
-    --hash=sha256:539c70ba6fcead8e78eebbf1115e8b589e7565830d7d006a8723f19ac8a0afb7 \
-    --hash=sha256:7c67fd69174877359ed9371ec3af8a3d2b04741818c51e5e99cc1742251fa93c
+pytest==9.0.3 \
+    --hash=sha256:2c5efc453d45394fdd706ade797c0a81091eccd1d6e4bccfcd476e2b8e0ab5d9 \
+    --hash=sha256:b86ada508af81d19edeb213c681b1d48246c1a91d304c6c81a427674c17eb91c
     # via
     #   -r private_set_intersection/python/requirements/requirements.in
     #   pytest-benchmark
diff --git a/private_set_intersection/python/requirements/requirements_lock_3_13.txt b/private_set_intersection/python/requirements/requirements_lock_3_13.txt
index 9fea6cd5..44697016 100644
--- a/private_set_intersection/python/requirements/requirements_lock_3_13.txt
+++ b/private_set_intersection/python/requirements/requirements_lock_3_13.txt
@@ -35,9 +35,9 @@ pygments==2.19.1 \
     --hash=sha256:61c16d2a8576dc0649d9f39e089b5f02bcd27fba10d8fb4dcc28173f7a45151f \
     --hash=sha256:9ea1544ad55cecf4b8242fab6dd35a93bbce657034b0611ee383099054ab6d8c
     # via pytest
-pytest==8.4.1 \
-    --hash=sha256:539c70ba6fcead8e78eebbf1115e8b589e7565830d7d006a8723f19ac8a0afb7 \
-    --hash=sha256:7c67fd69174877359ed9371ec3af8a3d2b04741818c51e5e99cc1742251fa93c
+pytest==9.0.3 \
+    --hash=sha256:2c5efc453d45394fdd706ade797c0a81091eccd1d6e4bccfcd476e2b8e0ab5d9 \
+    --hash=sha256:b86ada508af81d19edeb213c681b1d48246c1a91d304c6c81a427674c17eb91c
     # via
     #   -r private_set_intersection/python/requirements/requirements.in
     #   pytest-benchmark
diff --git a/private_set_intersection/python/requirements/requirements_lock_3_9.txt b/private_set_intersection/python/requirements/requirements_lock_3_9.txt
index 306ae230..81e82b32 100644
--- a/private_set_intersection/python/requirements/requirements_lock_3_9.txt
+++ b/private_set_intersection/python/requirements/requirements_lock_3_9.txt
@@ -39,9 +39,9 @@ pygments==2.19.1 \
     --hash=sha256:61c16d2a8576dc0649d9f39e089b5f02bcd27fba10d8fb4dcc28173f7a45151f \
     --hash=sha256:9ea1544ad55cecf4b8242fab6dd35a93bbce657034b0611ee383099054ab6d8c
     # via pytest
-pytest==8.4.1 \
-    --hash=sha256:539c70ba6fcead8e78eebbf1115e8b589e7565830d7d006a8723f19ac8a0afb7 \
-    --hash=sha256:7c67fd69174877359ed9371ec3af8a3d2b04741818c51e5e99cc1742251fa93c
+pytest==9.0.3 \
+    --hash=sha256:2c5efc453d45394fdd706ade797c0a81091eccd1d6e4bccfcd476e2b8e0ab5d9 \
+    --hash=sha256:b86ada508af81d19edeb213c681b1d48246c1a91d304c6c81a427674c17eb91c
     # via
     #   -r private_set_intersection/python/requirements/requirements.in
     #   pytest-benchmark