diff --git a/Cargo.lock b/Cargo.lock
index 1f228a9..705b51e 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 = "bitflags"
 version = "1.2.1"
@@ -51,9 +53,9 @@ checksum = "e2abad23fbc42b3700f2f279844dc832adb2b2eb069b2df918f455c4e18cc646"
 
 [[package]]
 name = "libc"
-version = "0.2.88"
+version = "0.2.97"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "03b07a082330a35e43f63177cc01689da34fbffa0105e1246cf0311472cac73a"
+checksum = "12b8adadd720df158f4d70dfe7ccc6adb0472d7c55ca83445f6a5ab3e36f8fb6"
 
 [[package]]
 name = "ppv-lite86"
@@ -103,9 +105,9 @@ dependencies = [
 
 [[package]]
 name = "sdl2"
-version = "0.34.3"
+version = "0.34.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "fcbb85f4211627a7291c83434d6bbfa723e28dcaa53c7606087e3c61929e4b9c"
+checksum = "deecbc3fa9460acff5a1e563e05cb5f31bba0aa0c214bb49a43db8159176d54b"
 dependencies = [
  "bitflags",
  "c_vec",
@@ -116,9 +118,9 @@ dependencies = [
 
 [[package]]
 name = "sdl2-sys"
-version = "0.34.3"
+version = "0.34.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "28d81feded049b9c14eceb4a4f6d596a98cebbd59abdba949c5552a015466d33"
+checksum = "41a29aa21f175b5a41a6e26da572d5e5d1ee5660d35f9f9d0913e8a802098f74"
 dependencies = [
  "cfg-if 0.1.10",
  "libc",