diff --git a/Cargo.lock b/Cargo.lock
index 011f63bb..8bb68ee9 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -460,9 +460,9 @@ dependencies = [
 
 [[package]]
 name = "displaydoc"
-version = "0.1.6"
+version = "0.1.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e6269d127174b18c665e683e23c2c55d3735fadbec4181c7c70b0450b764bfa5"
+checksum = "adc2ab4d5a16117f9029e9a6b5e4e79f4c67f6519bc134210d4d4a04ba31f41b"
 dependencies = [
  "proc-macro2 1.0.18",
  "quote 1.0.7",
diff --git a/zebra-chain/Cargo.toml b/zebra-chain/Cargo.toml
index b11d65ef..202102f2 100644
--- a/zebra-chain/Cargo.toml
+++ b/zebra-chain/Cargo.toml
@@ -30,7 +30,7 @@ serde-big-array = "0.3.0"
 ed25519-zebra = "1.0"
 redjubjub = "0.2"
 equihash = "0.1"
-displaydoc = "0.1.6"
+displaydoc = "0.1.7"
 
 [dev-dependencies]
 proptest = "0.10"