diff --git a/Cargo.lock b/Cargo.lock
index e364f259e..cbe272995 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1105,18 +1105,6 @@ dependencies = [
  "unicode-ident",
 ]
 
-[[package]]
-name = "synstructure"
-version = "0.12.6"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f36bdaa60a83aca3921b5259d5400cbf5e90fc51931376a9bd4a0eb79aa7210f"
-dependencies = [
- "proc-macro2",
- "quote",
- "syn",
- "unicode-xid",
-]
-
 [[package]]
 name = "termcolor"
 version = "1.1.3"
@@ -1188,12 +1176,6 @@ version = "1.0.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "6ceab39d59e4c9499d4e5a8ee0e2735b891bb7308ac83dfb4e80cad195c9f6f3"
 
-[[package]]
-name = "unicode-xid"
-version = "0.2.4"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f962df74c8c05a667b5ee8bcf162993134c104e96440b663c8daa176dc772d8c"
-
 [[package]]
 name = "uuid"
 version = "1.2.1"
@@ -1631,11 +1613,11 @@ dependencies = [
 
 [[package]]
 name = "zerocopy-derive"
-version = "0.3.1"
+version = "0.3.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a0fbc82b82efe24da867ee52e015e58178684bd9dd64c34e66bdf21da2582a9f"
+checksum = "6505e6815af7de1746a08f69c69606bb45695a17149517680f3b2149713b19a3"
 dependencies = [
  "proc-macro2",
+ "quote",
  "syn",
- "synstructure",
 ]