diff --git a/requirements.in b/requirements.in
index a85caacf..20ebf3fe 100644
--- a/requirements.in
+++ b/requirements.in
@@ -409,7 +409,7 @@ tox==4.53.1
     # via mozilla-jetstream
 types-futures==3.3.8
     # via mozilla-jetstream
-types-protobuf==7.34.1.20260503
+types-protobuf==7.34.1.20260518
     # via mozilla-jetstream
 types-pytz==2026.2.0.20260506
     # via mozilla-jetstream
diff --git a/requirements.txt b/requirements.txt
index 9eb3a49e..07775a63 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2536,9 +2536,9 @@ types-futures==3.3.8 \
     --hash=sha256:6fe8ccc2c2af7ef2fdd9bf73eab6d617074f09f30ad7d373510b4043d39c42de \
     --hash=sha256:d6e97ec51d56b96debfbf1dea32ebec22c1687f16d2547ea0a34b48db45df205
     # via -r requirements.in
-types-protobuf==7.34.1.20260503 \
-    --hash=sha256:75fd66121d56785c91828b8bf7b511f39ba847f11e682573e41847f01e9cd1de \
-    --hash=sha256:effbc819aa17e02448dde99f089c6794662d66f4b2797e922f185ffe0b24e766
+types-protobuf==7.34.1.20260518 \
+    --hash=sha256:28cfaded25889cb83ebfb63cfb0a43628f0b6f3785767bec17287dc6468795f2 \
+    --hash=sha256:a0a5337413347166439c0e07cbc26c6164d091401c6f01b1dfd8cdb966c4dd8f
     # via -r requirements.in
 types-pytz==2026.2.0.20260506 \
     --hash=sha256:58ab5307c20885f9bcd42ff106616eb0e32710791f8cbdc770aee2ea0c4f01fb \