diff --git a/CHANGELOG.md b/CHANGELOG.md
index 384c259a46..32e2d6de27 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -9,6 +9,7 @@
   `GCLOUD_PROJECT` and `GOOGLE_CLOUD_PROJECT` environment variables.
 - [changed] Updated the `WebpushNotification` typings to match
   [the current API](https://firebase.google.com/docs/reference/fcm/rest/v1/projects.messages#webpushconfig).
+- [changed] Upgraded Cloud Firestore client to v0.15.2.
 
 # v5.12.1
 
diff --git a/package-lock.json b/package-lock.json
index fdd9c33cc7..a8c70088aa 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -87,97 +87,577 @@
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@@ -5621,12 +5859,14 @@
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@@ -5659,8 +5897,7 @@
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@@ -5731,8 +5968,7 @@
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-      "dev": true
+      "integrity": "sha1-zg6+ql94yxiSXqfYENe1mwEP1RU="
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@@ -5865,6 +6101,14 @@
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+      "integrity": "sha1-yBmscoBZpGHKscOImivjxJoATX8=",
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@@ -6069,17 +6313,6 @@
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@@ -6484,6 +6718,7 @@
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@@ -6511,22 +6746,12 @@
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@@ -6550,7 +6775,8 @@
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+      "integrity": "sha1-BF+XgtARrppoA93TgrJDkrPYkPc=",
+      "dev": true
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@@ -7066,7 +7292,8 @@
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+      "integrity": "sha1-PFMZQukIwml8DsNEhYwobHygpgo=",
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@@ -7879,6 +8106,7 @@
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diff --git a/package.json b/package.json
index 6f38f3f80e..f43014e6e7 100644
--- a/package.json
+++ b/package.json
@@ -51,7 +51,7 @@
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     "@firebase/database": "^0.3.1",
-    "@google-cloud/firestore": "^0.14.0",
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     "@google-cloud/storage": "^1.6.0",
     "@types/google-cloud__storage": "^1.1.7",
     "@types/node": "^8.0.53",