diff --git a/Gemfile.lock b/Gemfile.lock
index d886425..e68b0e7 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -2,7 +2,7 @@ PATH
   remote: .
   specs:
     sparrow (0.1.0)
-      google-cloud-pubsub (>= 1.6, < 3.0)
+      google-cloud-pubsub (>= 1.6, < 4.0)
       octokit (>= 4.15, < 11.0)
       ougai (>= 1.8, < 3.0)
       sentry-ruby (>= 4, < 7)
@@ -10,8 +10,8 @@ PATH
 GEM
   remote: https://rubygems.org/
   specs:
-    addressable (2.8.7)
-      public_suffix (>= 2.0.2, < 7.0)
+    addressable (2.8.8)
+      public_suffix (>= 2.0.2, < 8.0)
     ast (2.4.2)
     base64 (0.3.0)
     bigdecimal (4.0.1)
@@ -26,14 +26,14 @@ GEM
       logger
     faraday-net_http (3.4.2)
       net-http (~> 0.5)
-    faraday-retry (2.3.2)
+    faraday-retry (2.4.0)
       faraday (~> 2.0)
-    gapic-common (1.0.0)
+    gapic-common (1.2.0)
       faraday (>= 1.9, < 3.a)
       faraday-retry (>= 1.0, < 3.a)
       google-cloud-env (~> 2.2)
       google-logging-utils (~> 0.1)
-      google-protobuf (>= 3.25, < 5.a)
+      google-protobuf (~> 4.26)
       googleapis-common-protos (~> 1.6)
       googleapis-common-protos-types (~> 1.15)
       googleauth (~> 1.12)
@@ -45,38 +45,38 @@ GEM
       base64 (~> 0.2)
       faraday (>= 1.0, < 3.a)
     google-cloud-errors (1.5.0)
-    google-cloud-pubsub (2.23.0)
+    google-cloud-pubsub (3.2.0)
       concurrent-ruby (~> 1.3)
       google-cloud-core (~> 1.8)
       google-cloud-pubsub-v1 (~> 1.11)
       retriable (~> 3.1)
-    google-cloud-pubsub-v1 (1.11.0)
-      gapic-common (~> 1.0)
+    google-cloud-pubsub-v1 (1.14.2)
+      gapic-common (~> 1.2)
       google-cloud-errors (~> 1.0)
       google-iam-v1 (~> 1.3)
-    google-iam-v1 (1.4.0)
-      gapic-common (~> 1.0)
+    google-iam-v1 (1.5.1)
+      gapic-common (~> 1.2)
       google-cloud-errors (~> 1.0)
       grpc-google-iam-v1 (~> 1.11)
     google-logging-utils (0.2.0)
-    google-protobuf (4.31.1-x86_64-linux-gnu)
+    google-protobuf (4.33.5-x86_64-linux-gnu)
       bigdecimal
       rake (>= 13)
     googleapis-common-protos (1.7.0)
       google-protobuf (>= 3.18, < 5.a)
       googleapis-common-protos-types (~> 1.7)
       grpc (~> 1.41)
-    googleapis-common-protos-types (1.20.0)
-      google-protobuf (>= 3.18, < 5.a)
-    googleauth (1.14.0)
+    googleapis-common-protos-types (1.22.0)
+      google-protobuf (~> 4.26)
+    googleauth (1.16.1)
       faraday (>= 1.0, < 3.a)
       google-cloud-env (~> 2.2)
       google-logging-utils (~> 0.1)
-      jwt (>= 1.4, < 3.0)
+      jwt (>= 1.4, < 4.0)
       multi_json (~> 1.11)
       os (>= 0.9, < 2.0)
       signet (>= 0.16, < 2.a)
-    grpc (1.73.0-x86_64-linux)
+    grpc (1.78.0-x86_64-linux-gnu)
       google-protobuf (>= 3.25, < 5.0)
       googleapis-common-protos-types (~> 1.0)
     grpc-google-iam-v1 (1.11.0)
@@ -85,11 +85,11 @@ GEM
       grpc (~> 1.41)
     hashdiff (1.2.1)
     json (2.18.1)
-    jwt (2.10.2)
+    jwt (3.1.2)
       base64
     language_server-protocol (3.17.0.4)
     logger (1.7.0)
-    multi_json (1.15.0)
+    multi_json (1.19.1)
     net-http (0.9.1)
       uri (>= 0.11.1)
     octokit (10.0.0)
@@ -103,7 +103,7 @@ GEM
     parser (3.3.7.0)
       ast (~> 2.4.1)
       racc
-    public_suffix (6.0.2)
+    public_suffix (7.0.2)
     racc (1.8.1)
     rainbow (3.1.1)
     rake (13.3.1)
@@ -150,10 +150,10 @@ GEM
       bigdecimal
       concurrent-ruby (~> 1.0, >= 1.0.2)
       logger
-    signet (0.20.0)
+    signet (0.21.0)
       addressable (~> 2.8)
       faraday (>= 0.17.5, < 3.a)
-      jwt (>= 1.5, < 3.0)
+      jwt (>= 1.5, < 4.0)
       multi_json (~> 1.10)
     unicode-display_width (3.1.4)
       unicode-emoji (~> 4.0, >= 4.0.4)
diff --git a/sparrow.gemspec b/sparrow.gemspec
index 72480c4..c639dde 100644
--- a/sparrow.gemspec
+++ b/sparrow.gemspec
@@ -43,7 +43,7 @@ Gem::Specification.new do |spec|
   spec.executables   = spec.files.grep(%r{^exe/}) { |f| File.basename(f) }
   spec.require_paths = ["lib"]
 
-  spec.add_dependency "google-cloud-pubsub", ">= 1.6", "< 3.0"
+  spec.add_dependency "google-cloud-pubsub", ">= 1.6", "< 4.0"
   spec.add_dependency "octokit", ">= 4.15", "< 11.0"
   spec.add_dependency "ougai", ">= 1.8", "< 3.0"
   spec.add_dependency "sentry-ruby", ">= 4", "< 7"