diff --git a/Cargo.lock b/Cargo.lock
index 9419402e9..9036f7d17 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1281,11 +1281,10 @@ dependencies = [
 
 [[package]]
 name = "remove_dir_all"
-version = "0.3.0"
+version = "0.5.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "kernel32-sys 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "winapi 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)",
+ "winapi 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -1502,7 +1501,7 @@ version = "0.0.1"
 dependencies = [
  "getopts 0.2.17 (registry+https://github.com/rust-lang/crates.io-index)",
  "libstdbuf 0.0.1",
- "tempdir 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tempdir 0.3.7 (registry+https://github.com/rust-lang/crates.io-index)",
  "uucore 0.0.1",
 ]
 
@@ -1598,11 +1597,11 @@ dependencies = [
 
 [[package]]
 name = "tempdir"
-version = "0.3.6"
+version = "0.3.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "rand 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "remove_dir_all 0.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "remove_dir_all 0.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -1978,7 +1977,7 @@ dependencies = [
  "tac 0.0.1",
  "tail 0.0.1",
  "tee 0.0.1",
- "tempdir 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tempdir 0.3.7 (registry+https://github.com/rust-lang/crates.io-index)",
  "test 0.0.1",
  "time 0.1.39 (registry+https://github.com/rust-lang/crates.io-index)",
  "timeout 0.0.1",
@@ -2202,7 +2201,7 @@ dependencies = [
 "checksum regex-syntax 0.5.6 (registry+https://github.com/rust-lang/crates.io-index)" = "7d707a4fa2637f2dca2ef9fd02225ec7661fe01a53623c1e6515b6916511f7a7"
 "checksum regex-syntax 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)" = "8f1ac0f60d675cc6cf13a20ec076568254472551051ad5dd050364d70671bf6b"
 "checksum remove_dir_all 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)" = "0882bc41b0ba6131c7f0ce97233b62d8099e3f3abc60d4938185d3e35439c0cc"
-"checksum remove_dir_all 0.3.0 (registry+https://github.com/rust-lang/crates.io-index)" = "b5d2f806b0fcdabd98acd380dc8daef485e22bcb7cddc811d1337967f2528cf5"
+"checksum remove_dir_all 0.5.1 (registry+https://github.com/rust-lang/crates.io-index)" = "3488ba1b9a2084d38645c4c08276a1752dcbf2c7130d74f1569681ad5d2799c5"
 "checksum rust-users 0.6.0 (git+https://github.com/uutils/rust-users)" = "<none>"
 "checksum rustc-demangle 0.1.8 (registry+https://github.com/rust-lang/crates.io-index)" = "76d7ba1feafada44f2d38eed812bd2489a03c0f5abb975799251518b68848649"
 "checksum rustc_version 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)" = "a54aa04a10c68c1c4eacb4337fd883b435997ede17a9385784b990777686b09a"
@@ -2223,7 +2222,7 @@ dependencies = [
 "checksum syn 0.12.14 (registry+https://github.com/rust-lang/crates.io-index)" = "8c5bc2d6ff27891209efa5f63e9de78648d7801f085e4653701a692ce938d6fd"
 "checksum synom 0.11.3 (registry+https://github.com/rust-lang/crates.io-index)" = "a393066ed9010ebaed60b9eafa373d4b1baac186dd7e008555b0f702b51945b6"
 "checksum synstructure 0.6.1 (registry+https://github.com/rust-lang/crates.io-index)" = "3a761d12e6d8dcb4dcf952a7a89b475e3a9d69e4a69307e01a470977642914bd"
-"checksum tempdir 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)" = "f73eebdb68c14bcb24aef74ea96079830e7fa7b31a6106e42ea7ee887c1e134e"
+"checksum tempdir 0.3.7 (registry+https://github.com/rust-lang/crates.io-index)" = "15f2b5fb00ccdf689e0149d1b1b3c03fead81c2b37735d812fa8bddbbf41b6d8"
 "checksum tempfile 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)" = "11ce2fe9db64b842314052e2421ac61a73ce41b898dc8e3750398b219c5fc1e0"
 "checksum term_grid 0.1.7 (registry+https://github.com/rust-lang/crates.io-index)" = "230d3e804faaed5a39b08319efb797783df2fd9671b39b7596490cb486d702cf"
 "checksum termion 1.5.1 (registry+https://github.com/rust-lang/crates.io-index)" = "689a3bdfaab439fd92bc87df5c4c78417d3cbe537487274e9b0b2dce76e92096"
diff --git a/Cargo.toml b/Cargo.toml
index f21cefd2f..dfcd21894 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -254,7 +254,7 @@ filetime = "0.1.10"
 libc = "0.2.42"
 regex = "0.2.2"
 rand = "0.4.2"
-tempdir = "0.3.5"
+tempdir = "0.3.7"
 unindent = "0.1.3"
 lazy_static = "1.0.1"
 
diff --git a/src/stdbuf/Cargo.toml b/src/stdbuf/Cargo.toml
index f595180ba..535d5a966 100644
--- a/src/stdbuf/Cargo.toml
+++ b/src/stdbuf/Cargo.toml
@@ -10,7 +10,7 @@ path = "stdbuf.rs"
 
 [dependencies]
 getopts = "0.2.14"
-tempdir = "0.3.5"
+tempdir = "0.3.7"
 uucore = { path="../uucore" }
 
 [build-dependencies]