diff --git a/.idea/externalDependencies.xml b/.idea/externalDependencies.xml
new file mode 100644
index 0000000..3b8751c
--- /dev/null
+++ b/.idea/externalDependencies.xml
@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ExternalDependencies">
+    <plugin id="org.rust.lang" />
+  </component>
+</project>
\ No newline at end of file
diff --git a/Cargo.lock b/Cargo.lock
index 9f6ef7a..29e55af 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -409,9 +409,9 @@ dependencies = [
 
 [[package]]
 name = "redox_syscall"
-version = "0.2.4"
+version = "0.2.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "05ec8ca9416c5ea37062b502703cd7fcb207736bc294f6e0cf367ac6fc234570"
+checksum = "94341e4e44e24f6b591b59e47a8a027df12e008d73fd5672dbea9cc22f4507d9"
 dependencies = [
  "bitflags",
 ]