diff --git a/actix-http/CHANGES.md b/actix-http/CHANGES.md
index 6a98c4ca7..b72a7801a 100644
--- a/actix-http/CHANGES.md
+++ b/actix-http/CHANGES.md
@@ -1,7 +1,7 @@
 # Changes
 
 ## Unreleased - 2020-xx-xx
-
+* Upgrade `base64` to `0.13`.
 
 ## 2.0.0 - 2020-09-11
 * No significant changes from `2.0.0-beta.4`.
diff --git a/actix-http/Cargo.toml b/actix-http/Cargo.toml
index 0bbde881d..a4c100b92 100644
--- a/actix-http/Cargo.toml
+++ b/actix-http/Cargo.toml
@@ -49,7 +49,7 @@ actix-threadpool = "0.3.1"
 actix-tls = { version = "2.0.0", optional = true }
 actix = { version = "0.10.0", optional = true }
 
-base64 = "0.12"
+base64 = "0.13"
 bitflags = "1.2"
 bytes = "0.5.3"
 cookie = { version = "0.14.1", features = ["percent-encode"] }
diff --git a/awc/CHANGES.md b/awc/CHANGES.md
index 07a469746..8babba113 100644
--- a/awc/CHANGES.md
+++ b/awc/CHANGES.md
@@ -1,7 +1,7 @@
 # Changes
 
 ## Unreleased - 2020-xx-xx
-
+* Upgrade `base64` to `0.13`.
 
 ## 2.0.0 - 2020-09-11
 ### Changed
diff --git a/awc/Cargo.toml b/awc/Cargo.toml
index c67b6ba6f..b8cf53e06 100644
--- a/awc/Cargo.toml
+++ b/awc/Cargo.toml
@@ -42,7 +42,7 @@ actix-service = "1.0.6"
 actix-http = "2.0.0"
 actix-rt = "1.0.0"
 
-base64 = "0.12"
+base64 = "0.13"
 bytes = "0.5.3"
 derive_more = "0.99.2"
 futures-core = { version = "0.3.5", default-features = false }
diff --git a/test-server/CHANGES.md b/test-server/CHANGES.md
index 0a11e2cae..e3a59e5bf 100644
--- a/test-server/CHANGES.md
+++ b/test-server/CHANGES.md
@@ -3,6 +3,7 @@
 ## Unreleased - 2020-xx-xx
 
 * add ability to set address for `TestServer` [#1645]
+* Upgrade `base64` to `0.13`.
 
 [#1645]: https://github.com/actix/actix-web/pull/1645
 
diff --git a/test-server/Cargo.toml b/test-server/Cargo.toml
index d06bd5dec..3ee6b8a30 100644
--- a/test-server/Cargo.toml
+++ b/test-server/Cargo.toml
@@ -38,7 +38,7 @@ actix-server = "1.0.0"
 actix-testing = "1.0.0"
 awc = "2.0.0"
 
-base64 = "0.12"
+base64 = "0.13"
 bytes = "0.5.3"
 futures-core = { version = "0.3.5", default-features = false }
 http = "0.2.0"