diff --git a/benchmark/Manifest.toml b/benchmark/Manifest.toml
index cd737fe2c2..8b05491a75 100644
--- a/benchmark/Manifest.toml
+++ b/benchmark/Manifest.toml
@@ -13,7 +13,7 @@ version = "2.1.0"
 
 [[BangBang]]
 deps = ["Compat", "ConstructionBase", "Future", "InitialValues", "LinearAlgebra", "Requires", "Setfield", "Tables", "ZygoteRules"]
-git-tree-sha1 = "a0197a2c4f723b8c0b1928f12a18a91701a23fcc"
+git-tree-sha1 = "8f483629b2af30f2fef4a9c1cfe985ffdf9099c2"
 repo-rev = "master"
 repo-url = "https://github.com/JuliaFolds/BangBang.jl.git"
 uuid = "198e06fe-97b7-11e9-32a5-e1d131e6ad66"
diff --git a/docs/Manifest.toml b/docs/Manifest.toml
index 1118458550..568501d72c 100644
--- a/docs/Manifest.toml
+++ b/docs/Manifest.toml
@@ -19,7 +19,7 @@ version = "2.1.0"
 
 [[BangBang]]
 deps = ["Compat", "ConstructionBase", "Future", "InitialValues", "LinearAlgebra", "Requires", "Setfield", "Tables", "ZygoteRules"]
-git-tree-sha1 = "a0197a2c4f723b8c0b1928f12a18a91701a23fcc"
+git-tree-sha1 = "8f483629b2af30f2fef4a9c1cfe985ffdf9099c2"
 repo-rev = "master"
 repo-url = "https://github.com/JuliaFolds/BangBang.jl.git"
 uuid = "198e06fe-97b7-11e9-32a5-e1d131e6ad66"
diff --git a/test/environments/jl10/Manifest.toml b/test/environments/jl10/Manifest.toml
index f7db360e83..b882a096c2 100644
--- a/test/environments/jl10/Manifest.toml
+++ b/test/environments/jl10/Manifest.toml
@@ -31,7 +31,7 @@ version = "0.3.8"
 
 [[BangBang]]
 deps = ["Compat", "ConstructionBase", "Future", "InitialValues", "LinearAlgebra", "Requires", "Setfield", "Tables", "ZygoteRules"]
-git-tree-sha1 = "a0197a2c4f723b8c0b1928f12a18a91701a23fcc"
+git-tree-sha1 = "8f483629b2af30f2fef4a9c1cfe985ffdf9099c2"
 repo-rev = "master"
 repo-url = "https://github.com/JuliaFolds/BangBang.jl.git"
 uuid = "198e06fe-97b7-11e9-32a5-e1d131e6ad66"
diff --git a/test/environments/main/Manifest.toml b/test/environments/main/Manifest.toml
index 24ac066d84..e8a64a80bc 100644
--- a/test/environments/main/Manifest.toml
+++ b/test/environments/main/Manifest.toml
@@ -33,7 +33,7 @@ version = "0.3.8"
 
 [[BangBang]]
 deps = ["Compat", "ConstructionBase", "Future", "InitialValues", "LinearAlgebra", "Requires", "Setfield", "Tables", "ZygoteRules"]
-git-tree-sha1 = "a0197a2c4f723b8c0b1928f12a18a91701a23fcc"
+git-tree-sha1 = "8f483629b2af30f2fef4a9c1cfe985ffdf9099c2"
 repo-rev = "master"
 repo-url = "https://github.com/JuliaFolds/BangBang.jl.git"
 uuid = "198e06fe-97b7-11e9-32a5-e1d131e6ad66"