diff --git a/Logging/composer.json b/Logging/composer.json
index a50da625ca1a..dd38cea71c3f 100644
--- a/Logging/composer.json
+++ b/Logging/composer.json
@@ -18,7 +18,7 @@
         "fig/log-test": "^1.1",
         "google/cloud-storage": "^1.3",
         "google/cloud-bigquery": "^1.0",
-        "google/cloud-pubsub": "^1.0",
+        "google/cloud-pubsub": "^2.0",
         "opis/closure": "^3",
         "monolog/monolog": "^2.9|3.0"
     },
diff --git a/Spanner/composer.json b/Spanner/composer.json
index 428e150b02bd..42ab1da8a32f 100644
--- a/Spanner/composer.json
+++ b/Spanner/composer.json
@@ -16,7 +16,7 @@
         "phpdocumentor/reflection": "^5.3.3",
         "phpdocumentor/reflection-docblock": "^5.3",
         "erusev/parsedown": "^1.6",
-        "google/cloud-pubsub": "^1.0"
+        "google/cloud-pubsub": "^2.0"
     },
     "suggest": {
         "ext-protobuf": "Provides a significant increase in throughput over the pure PHP protobuf implementation. See https://cloud.google.com/php/grpc for installation instructions.",
diff --git a/Storage/composer.json b/Storage/composer.json
index e64120f012fd..4c9900893a58 100644
--- a/Storage/composer.json
+++ b/Storage/composer.json
@@ -16,7 +16,7 @@
         "phpdocumentor/reflection-docblock": "^5.3",
         "erusev/parsedown": "^1.6",
         "phpseclib/phpseclib": "^2.0||^3.0",
-        "google/cloud-pubsub": "^1.0"
+        "google/cloud-pubsub": "^2.0"
     },
     "suggest": {
         "phpseclib/phpseclib": "May be used in place of OpenSSL for creating signed Cloud Storage URLs. Please require version ^2.",