diff --git a/Cargo.lock b/Cargo.lock
index 7ff2116a..76f7e19e 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -203,9 +203,9 @@ dependencies = [
 
 [[package]]
 name = "darling"
-version = "0.11.0"
+version = "0.12.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "dbffa8f8e38810422f320ca457a93cf1cd0056dc9c06c556b867558e0d471463"
+checksum = "11947000d710ff98138229f633039982f0fef2d9a3f546c21d610fee5f8631d5"
 dependencies = [
  "darling_core",
  "darling_macro",
@@ -213,9 +213,9 @@ dependencies = [
 
 [[package]]
 name = "darling_core"
-version = "0.11.0"
+version = "0.12.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "06e172685d94b7b83800e3256a63261537b9d6129e10f21c8e13ddf9dba8c64d"
+checksum = "ae53b4d9cc89c40314ccf2bf9e6ff1eb19c31e3434542445a41893dbf041aec2"
 dependencies = [
  "fnv",
  "ident_case",
@@ -227,9 +227,9 @@ dependencies = [
 
 [[package]]
 name = "darling_macro"
-version = "0.11.0"
+version = "0.12.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f0618ac802792cebd1918ac6042a6ea1eeab92db34b35656afaa577929820788"
+checksum = "e9cd9ac4d50d023af5e710cae1501afb063efcd917bd3fc026e8ed6493cc9755"
 dependencies = [
  "darling_core",
  "quote",
diff --git a/derive/Cargo.toml b/derive/Cargo.toml
index f9257ade..71f23d54 100644
--- a/derive/Cargo.toml
+++ b/derive/Cargo.toml
@@ -13,7 +13,7 @@ readme      = "README.md"
 proc-macro = true
 
 [dependencies]
-darling = "0.11"
+darling = "0.12"
 ident_case = "1"
 proc-macro2 = "1"
 quote = "1"