diff --git a/CHANGELOG.md b/CHANGELOG.md
index 6b608aa8b591..f3afedea100a 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -14,6 +14,8 @@
 
 **Integrations**:
 
+- Bump `prqlc`'s MSRV to 1.70.0 (@eitsupi, #3521)
+
 **Internal changes**:
 
 **New Contributors**:
diff --git a/crates/prqlc/Cargo.toml b/crates/prqlc/Cargo.toml
index 808ebf55b1b7..40a19df3fad9 100644
--- a/crates/prqlc/Cargo.toml
+++ b/crates/prqlc/Cargo.toml
@@ -5,11 +5,9 @@ name = "prqlc"
 edition.workspace = true
 license.workspace = true
 repository.workspace = true
-rust-version.workspace = true
+rust-version = "1.70.0"
 version.workspace = true
 
-metadata.msrv = "1.65.0"
-
 [target.'cfg(not(target_family="wasm"))'.dependencies]
 anstream = {version = "0.3.2", features = ["auto"]}
 anyhow = {version = "1.0.75"}