diff --git a/baselines/bigquery-storage/package.json b/baselines/bigquery-storage/package.json
index 0ac239a44..705576bd6 100644
--- a/baselines/bigquery-storage/package.json
+++ b/baselines/bigquery-storage/package.json
@@ -24,7 +24,7 @@
     "test": "c8 mocha build/test"
   },
   "dependencies": {
-    "google-gax": "^1.14.2"
+    "google-gax": "^1.15.0"
   },
   "devDependencies": {
     "@types/mocha": "^5.2.7",
diff --git a/baselines/disable-packing-test/package.json b/baselines/disable-packing-test/package.json
index 2fddc7b44..91fbf3605 100644
--- a/baselines/disable-packing-test/package.json
+++ b/baselines/disable-packing-test/package.json
@@ -24,7 +24,7 @@
     "test": "c8 mocha build/test"
   },
   "dependencies": {
-    "google-gax": "^1.14.2"
+    "google-gax": "^1.15.0"
   },
   "devDependencies": {
     "@types/mocha": "^5.2.7",
diff --git a/baselines/dlp/package.json b/baselines/dlp/package.json
index 1c892d7ed..5ceb8c339 100644
--- a/baselines/dlp/package.json
+++ b/baselines/dlp/package.json
@@ -24,7 +24,7 @@
     "test": "c8 mocha build/test"
   },
   "dependencies": {
-    "google-gax": "^1.14.2"
+    "google-gax": "^1.15.0"
   },
   "devDependencies": {
     "@types/mocha": "^5.2.7",
diff --git a/baselines/kms/package.json b/baselines/kms/package.json
index 57fa97b96..62f656b90 100644
--- a/baselines/kms/package.json
+++ b/baselines/kms/package.json
@@ -24,7 +24,7 @@
     "test": "c8 mocha build/test"
   },
   "dependencies": {
-    "google-gax": "^1.14.2"
+    "google-gax": "^1.15.0"
   },
   "devDependencies": {
     "@types/mocha": "^5.2.7",
diff --git a/baselines/monitoring/package.json b/baselines/monitoring/package.json
index b9d2a619e..b89a7053b 100644
--- a/baselines/monitoring/package.json
+++ b/baselines/monitoring/package.json
@@ -24,7 +24,7 @@
     "test": "c8 mocha build/test"
   },
   "dependencies": {
-    "google-gax": "^1.14.2"
+    "google-gax": "^1.15.0"
   },
   "devDependencies": {
     "@types/mocha": "^5.2.7",
diff --git a/baselines/redis/package.json b/baselines/redis/package.json
index 3e4690189..d39724a65 100644
--- a/baselines/redis/package.json
+++ b/baselines/redis/package.json
@@ -24,7 +24,7 @@
     "test": "c8 mocha build/test"
   },
   "dependencies": {
-    "google-gax": "^1.14.2"
+    "google-gax": "^1.15.0"
   },
   "devDependencies": {
     "@types/mocha": "^5.2.7",
diff --git a/baselines/showcase/package.json b/baselines/showcase/package.json
index 2fddc7b44..91fbf3605 100644
--- a/baselines/showcase/package.json
+++ b/baselines/showcase/package.json
@@ -24,7 +24,7 @@
     "test": "c8 mocha build/test"
   },
   "dependencies": {
-    "google-gax": "^1.14.2"
+    "google-gax": "^1.15.0"
   },
   "devDependencies": {
     "@types/mocha": "^5.2.7",
diff --git a/baselines/texttospeech/package.json b/baselines/texttospeech/package.json
index 825717872..a2bdd39c1 100644
--- a/baselines/texttospeech/package.json
+++ b/baselines/texttospeech/package.json
@@ -24,7 +24,7 @@
     "test": "c8 mocha build/test"
   },
   "dependencies": {
-    "google-gax": "^1.14.2"
+    "google-gax": "^1.15.0"
   },
   "devDependencies": {
     "@types/mocha": "^5.2.7",
diff --git a/baselines/translate/package.json b/baselines/translate/package.json
index 25da1a5e6..da8ea7a4a 100644
--- a/baselines/translate/package.json
+++ b/baselines/translate/package.json
@@ -24,7 +24,7 @@
     "test": "c8 mocha build/test"
   },
   "dependencies": {
-    "google-gax": "^1.14.2"
+    "google-gax": "^1.15.0"
   },
   "devDependencies": {
     "@types/mocha": "^5.2.7",
diff --git a/package.json b/package.json
index 259475725..171a1db0b 100644
--- a/package.json
+++ b/package.json
@@ -42,7 +42,7 @@
     "file-system": "^2.2.2",
     "fs-extra": "^8.1.0",
     "get-stdin": "^7.0.0",
-    "google-gax": "^1.14.2",
+    "google-gax": "^1.15.0",
     "nunjucks": "^3.2.0",
     "object-hash": "^2.0.3",
     "protobufjs": "^6.8.9",
diff --git a/templates/typescript_gapic/package.json b/templates/typescript_gapic/package.json
index 56e322168..4ad2a74bc 100644
--- a/templates/typescript_gapic/package.json
+++ b/templates/typescript_gapic/package.json
@@ -24,7 +24,7 @@
     "test": "c8 mocha build/test"
   },
   "dependencies": {
-    "google-gax": "^1.14.2"
+    "google-gax": "^1.15.0"
   },
   "devDependencies": {
     "@types/mocha": "^5.2.7",