diff --git a/postgres-types/Cargo.toml b/postgres-types/Cargo.toml
index 35cdd6e7b..092da3eab 100644
--- a/postgres-types/Cargo.toml
+++ b/postgres-types/Cargo.toml
@@ -35,7 +35,7 @@ postgres-derive = { version = "0.4.2", optional = true, path = "../postgres-deri
 
 array-init = { version = "2", optional = true }
 bit-vec-06 = { version = "0.6", package = "bit-vec", optional = true }
-chrono-04 = { version = "0.4.16", package = "chrono", default-features = false, features = [
+chrono-04 = { version = "0.4.33", package = "chrono", default-features = false, features = [
     "clock",
 ], optional = true }
 cidr-02 = { version = "0.2", package = "cidr", optional = true }
diff --git a/tokio-postgres/Cargo.toml b/tokio-postgres/Cargo.toml
index 762caa9b0..f9d74fbbd 100644
--- a/tokio-postgres/Cargo.toml
+++ b/tokio-postgres/Cargo.toml
@@ -74,7 +74,7 @@ tokio = { version = "1.0", features = [
 ] }
 
 bit-vec-06 = { version = "0.6", package = "bit-vec" }
-chrono-04 = { version = "0.4", package = "chrono", default-features = false }
+chrono-04 = { version = "0.4.33", package = "chrono", default-features = false }
 eui48-04 = { version = "0.4", package = "eui48" }
 eui48-1 = { version = "1.0", package = "eui48" }
 geo-types-06 = { version = "0.6", package = "geo-types" }