diff --git a/Cargo.lock b/Cargo.lock
index e8c47415..d8eefdfd 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1,5 +1,7 @@
 # This file is automatically @generated by Cargo.
 # It is not intended for manual editing.
+version = 3
+
 [[package]]
 name = "atomic_refcell"
 version = "0.1.6"
@@ -74,7 +76,7 @@ dependencies = [
  "ssh2",
  "tempfile",
  "uart_16550",
- "x86_64 0.13.1",
+ "x86_64",
 ]
 
 [[package]]
@@ -295,12 +297,12 @@ dependencies = [
 
 [[package]]
 name = "uart_16550"
-version = "0.2.10"
+version = "0.2.12"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "afb00b16a4c8acbfc4eb8cfeda1f9c0507c7e87c6563edce64a236af93acf70c"
+checksum = "8d45a3c9181dc9ba7d35d02b3c36d1604155289d935b7946510fb3d2f4b976d9"
 dependencies = [
  "bitflags",
- "x86_64 0.12.4",
+ "x86_64",
 ]
 
 [[package]]
@@ -339,19 +341,9 @@ checksum = "712e227841d057c1ee1cd2fb22fa7e5a5461ae8e48fa2ca79ec42cfc1931183f"
 
 [[package]]
 name = "x86_64"
-version = "0.12.4"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8f3a6840d540b8dbe400f4ed5afe5816105ee5edebe485299a761d0d8b43cef7"
-dependencies = [
- "bit_field",
- "bitflags",
-]
-
-[[package]]
-name = "x86_64"
-version = "0.13.1"
+version = "0.13.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5d74944372d63f31dd39fce1ef8036143484ff4cd4efcd743ef50135839de4e7"
+checksum = "b871116e3c83dad0795580b10b2b1dd05cb52ec719af36180371877b09681f7f"
 dependencies = [
  "bit_field",
  "bitflags",
diff --git a/Cargo.toml b/Cargo.toml
index eddbc9d7..4410e962 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -26,10 +26,10 @@ coreboot = []
 
 [dependencies]
 bitflags = "1.2"
-x86_64 = "0.13.1"
+x86_64 = "0.13.2"
 atomic_refcell = "0.1"
 r-efi = "3.2.0"
-uart_16550 = "0.2.10"
+uart_16550 = "0.2.12"
 linked_list_allocator = "0.8.11"
 
 [dev-dependencies]