diff --git a/Cargo.lock b/Cargo.lock
index 6cd8efcc339..299d44bfc7b 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -6094,6 +6094,7 @@ dependencies = [
  "postgres-types",
  "predicates",
  "proc-macro2",
+ "rand_core 0.5.1",
  "regex",
  "regex-automata 0.4.6",
  "regex-syntax 0.8.3",
@@ -7718,7 +7719,7 @@ version = "0.2.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "cf2890aaef0aa82719a50e808de264f9484b74b442e1a3a0e5ee38243ac40bdb"
 dependencies = [
- "rand_core 0.6.4",
+ "rand_core 0.5.1",
 ]
 
 [[package]]
diff --git a/Cargo.toml b/Cargo.toml
index 9ed71f76526..3c02e3b53ed 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -447,7 +447,7 @@ percent-encoding = "2.3.1"
 peg = "0.8.4"
 pem = "3.0"
 petgraph = "0.6.5"
-postgres-protocol = "0.6.6"
+postgres-protocol = "0.6.7"
 predicates = "3.1.2"
 pretty_assertions = "1.4.0"
 pretty-hex = "0.4.1"
diff --git a/workspace-hack/Cargo.toml b/workspace-hack/Cargo.toml
index 8c43329dd9a..f1cb934895f 100644
--- a/workspace-hack/Cargo.toml
+++ b/workspace-hack/Cargo.toml
@@ -85,6 +85,7 @@ petgraph = { version = "0.6.5", features = ["serde-1"] }
 postgres-types = { version = "0.2.7", default-features = false, features = ["with-chrono-0_4", "with-serde_json-1", "with-uuid-1"] }
 predicates = { version = "3.1.2" }
 proc-macro2 = { version = "1.0.86" }
+rand_core = { version = "0.5.1", default-features = false, features = ["std"] }
 regex = { version = "1.10.5" }
 regex-automata = { version = "0.4.6", default-features = false, features = ["dfa", "hybrid", "meta", "nfa", "perf", "unicode"] }
 regex-syntax = { version = "0.8.3" }
@@ -190,6 +191,7 @@ petgraph = { version = "0.6.5", features = ["serde-1"] }
 postgres-types = { version = "0.2.7", default-features = false, features = ["with-chrono-0_4", "with-serde_json-1", "with-uuid-1"] }
 predicates = { version = "3.1.2" }
 proc-macro2 = { version = "1.0.86" }
+rand_core = { version = "0.5.1", default-features = false, features = ["std"] }
 regex = { version = "1.10.5" }
 regex-automata = { version = "0.4.6", default-features = false, features = ["dfa", "hybrid", "meta", "nfa", "perf", "unicode"] }
 regex-syntax = { version = "0.8.3" }