diff --git a/packages/gapic-generator/requirements.txt b/packages/gapic-generator/requirements.txt
index 2da0568811f9..d56c71dab80c 100644
--- a/packages/gapic-generator/requirements.txt
+++ b/packages/gapic-generator/requirements.txt
@@ -183,9 +183,9 @@ backports-asyncio-runner==1.2.0 \
     --hash=sha256:0da0a936a8aeb554eccb426dc55af3ba63bcdc69fa1a600b5bb305413a4477b5 \
     --hash=sha256:a5aa7b2b7d8f8bfcaa2b57313f70792df84e32a2a746f585213373f900b42162
     # via pytest-asyncio
-certifi==2026.10.18 \
-    --hash=sha256:73191c47aaa79da394e8fee2dbc2ec827432cab56311122c9e47abf79e390f62 \
-    --hash=sha256:b9995d97b64d0431a5af837d8ca8cd6238104d1f319f04bd93ea43124d6c861e
+certifi==2026.10.19 \
+    --hash=sha256:035c1e85572b141bf1c3a3eff0e33a8eb74917522f2559075ff8d2fea780a1ae \
+    --hash=sha256:42d35340cc5b9ba78e818ddbff0c5b1c2b779de448a340fd1b989f5fa8670e1b
     # via requests
 cffi==2.1.1 \
     --hash=sha256:046bfc24911b37851ee1b51aab8bffe713d89c68c6a057b09484ce9fd5f69b4e \
@@ -674,7 +674,7 @@ google-auth==2.62.0 \
     --hash=sha256:0bef0ce54bdf9ce226c5d66e4264413bd918141c31bbe49fb52eac882f513d69 \
     --hash=sha256:4ff4319aeb4ad128409759d397a9fcafad126d0031d241cc0dd6b9a00b43e3f3
     # via google-api-core
-googleapis-common-protos==1.75.5 \
+googleapis-common-protos[grpc]==1.75.5 \
     --hash=sha256:c7a866fc34ed29a3b10af627a4b9b1dc2433313ca6e959f0ae4feb132047ed72 \
     --hash=sha256:d7285525c23039db98f2463e6d5a4f9b958b94d497f03a844ece3259c4e72d5d
     # via
@@ -834,7 +834,7 @@ libcst==1.9.0 \
     --hash=sha256:f6248cb07444ab9a6733a855737a9febed8b9adca51347019348b09a3ac7dfe9 \
     --hash=sha256:fceeaf1a1fd186557973904cfd2bb3c05ad835b01d7d04e9ec1df463c0add966
     # via -r requirements.in
-MarkupSafe==3.0.4 \
+markupsafe==3.0.4 \
     --hash=sha256:007e1ffd9bf65bb6ee96df7b258fc632a4868dd5566037986c64781f35a36e98 \
     --hash=sha256:02fa4acbc6a3fc5c693c34d4dd8c1130b7fe99cc915181b0ddd6f72aeb296002 \
     --hash=sha256:03470d1a8268e692ecf79ecd565593e59d44219377a7ead61f1f1b94c1f7ff6b \