diff --git a/tests/requirements.txt b/tests/requirements.txt
index ba7f2bb229..9962ffac9e 100644
--- a/tests/requirements.txt
+++ b/tests/requirements.txt
@@ -553,16 +553,16 @@ pluggy==1.6.0 \
     # via
     #   -r requirements.in
     #   pytest
-protobuf==6.30.2 \
-    --hash=sha256:0eb523c550a66a09a0c20f86dd554afbf4d32b02af34ae53d93268c1f73bc65b \
-    --hash=sha256:35c859ae076d8c56054c25b59e5e59638d86545ed6e2b6efac6be0b6ea3ba048 \
-    --hash=sha256:4f6c687ae8efae6cf6093389a596548214467778146b7245e886f35e1485315d \
-    --hash=sha256:50f32cc9fd9cb09c783ebc275611b4f19dfdfb68d1ee55d2f0c7fa040df96815 \
-    --hash=sha256:524afedc03b31b15586ca7f64d877a98b184f007180ce25183d1a5cb230ee72b \
-    --hash=sha256:7653c99774f73fe6b9301b87da52af0e69783a2e371e8b599b3e9cb4da4b12b9 \
-    --hash=sha256:acec579c39c88bd8fbbacab1b8052c793efe83a0a5bd99db4a31423a25c0a0e2 \
-    --hash=sha256:ae86b030e69a98e08c77beab574cbcb9fff6d031d57209f574a5aea1445f4b51 \
-    --hash=sha256:b12ef7df7b9329886e66404bef5e9ce6a26b54069d7f7436a0853ccdeb91c103
+protobuf==6.31.1 \
+    --hash=sha256:0414e3aa5a5f3ff423828e1e6a6e907d6c65c1d5b7e6e975793d5590bdeecc16 \
+    --hash=sha256:426f59d2964864a1a366254fa703b8632dcec0790d8862d30034d8245e1cd447 \
+    --hash=sha256:4ee898bf66f7a8b0bd21bce523814e6fbd8c6add948045ce958b73af7e8878c6 \
+    --hash=sha256:6f1227473dc43d44ed644425268eb7c2e488ae245d51c6866d19fe158e207402 \
+    --hash=sha256:720a6c7e6b77288b85063569baae8536671b39f15cc22037ec7045658d80489e \
+    --hash=sha256:7fa17d5a29c2e04b7d90e5e32388b8bfd0e7107cd8e616feef7ed3fa6bdab5c9 \
+    --hash=sha256:8764cf4587791e7564051b35524b72844f845ad0bb011704c3736cce762d8fe9 \
+    --hash=sha256:a40fc12b84c154884d7d4c4ebd675d5b3b5283e155f324049ae396b95ddebc39 \
+    --hash=sha256:d8cac4c982f0b957a4dc73a80e2ea24fab08e679c0de9deb835f4a12d69aca9a
     # via
     #   -r requirements.in
     #   grpcio-tools