diff --git a/polkadot/primitives/src/v1/mod.rs b/polkadot/primitives/src/v1/mod.rs
index 8282315fe18bb971f7420fa0cbf41942c31ad176..c183df37cebe5af44813f5e5fd25fa5fd9811905 100644
--- a/polkadot/primitives/src/v1/mod.rs
+++ b/polkadot/primitives/src/v1/mod.rs
@@ -1095,7 +1095,7 @@ pub struct AbridgedHostConfiguration {
 	///
 	/// This parameter affects the upper bound of size of `CandidateCommitments`.
 	pub hrmp_max_message_num_per_candidate: u32,
-	/// The minimum frequency at which parachains can update their validation code.
+	/// The minimum period, in blocks, between which parachains can update their validation code.
 	pub validation_upgrade_frequency: BlockNumber,
 	/// The delay, in blocks, before a validation upgrade is applied.
 	pub validation_upgrade_delay: BlockNumber,
diff --git a/polkadot/roadmap/implementers-guide/src/types/runtime.md b/polkadot/roadmap/implementers-guide/src/types/runtime.md
index b8eef8f1120427ac6e0ca4e54fb0adbc2fb7e7f8..345f1902d3b3a00052a942ab0838605c85601588 100644
--- a/polkadot/roadmap/implementers-guide/src/types/runtime.md
+++ b/polkadot/roadmap/implementers-guide/src/types/runtime.md
@@ -8,7 +8,7 @@ The internal-to-runtime configuration of the parachain host. This is expected to
 
 ```rust
 struct HostConfiguration {
-	/// The minimum frequency at which parachains can update their validation code.
+	/// The minimum period, in blocks, between which parachains can update their validation code.
 	pub validation_upgrade_frequency: BlockNumber,
 	/// The delay, in blocks, before a validation upgrade is applied.
 	pub validation_upgrade_delay: BlockNumber,
diff --git a/polkadot/runtime/parachains/src/configuration.rs b/polkadot/runtime/parachains/src/configuration.rs
index f2a70a1b063536d39621cd8193149d657e7ed5fc..4faf8902d2b312f950344fbde21644b3ac556866 100644
--- a/polkadot/runtime/parachains/src/configuration.rs
+++ b/polkadot/runtime/parachains/src/configuration.rs
@@ -72,7 +72,7 @@ pub struct HostConfiguration<BlockNumber> {
 	///
 	/// This parameter affects the upper bound of size of `CandidateCommitments`.
 	pub hrmp_max_message_num_per_candidate: u32,
-	/// The minimum frequency at which parachains can update their validation code.
+	/// The minimum period, in blocks, between which parachains can update their validation code.
 	pub validation_upgrade_frequency: BlockNumber,
 	/// The delay, in blocks, before a validation upgrade is applied.
 	pub validation_upgrade_delay: BlockNumber,