diff --git a/zcash_client_backend/Cargo.toml b/zcash_client_backend/Cargo.toml
index e0ca8ed3e..98dcc9bc7 100644
--- a/zcash_client_backend/Cargo.toml
+++ b/zcash_client_backend/Cargo.toml
@@ -21,7 +21,7 @@ group = "0.8"
 hex = "0.4"
 jubjub = "0.5.1"
 nom = "5.1.2"
-protobuf = "2.15"
+protobuf = "2.20"
 rand_core = "0.5.1"
 subtle = "2.2.3"
 time = "0.2"
@@ -30,7 +30,7 @@ proptest = { version = "0.10.1", optional = true }
 percent-encoding = "2.1.0"
 
 [build-dependencies]
-protobuf-codegen-pure = "2.15"
+protobuf-codegen-pure = "2.20"
 
 [dev-dependencies]
 gumdrop = "0.8"
diff --git a/zcash_client_sqlite/Cargo.toml b/zcash_client_sqlite/Cargo.toml
index f418ae944..793e0f113 100644
--- a/zcash_client_sqlite/Cargo.toml
+++ b/zcash_client_sqlite/Cargo.toml
@@ -17,7 +17,7 @@ bs58 = { version = "0.3", features = ["check"] }
 ff = "0.8"
 group = "0.8"
 jubjub = "0.5.1"
-protobuf = "2.15"
+protobuf = "2.20"
 rand_core = "0.5.1"
 rusqlite = { version = "0.24", features = ["bundled", "time"] }
 time = "0.2"
diff --git a/zcash_client_sqlite/src/chain.rs b/zcash_client_sqlite/src/chain.rs
index cea0c3cba..b60f9ef06 100644
--- a/zcash_client_sqlite/src/chain.rs
+++ b/zcash_client_sqlite/src/chain.rs
@@ -1,5 +1,5 @@
 //! Functions for enforcing chain validity and handling chain reorgs.
-use protobuf::parse_from_bytes;
+use protobuf::Message;
 
 use rusqlite::params;
 
@@ -42,7 +42,7 @@ where
 
     for row_result in rows {
         let cbr = row_result?;
-        let block: CompactBlock = parse_from_bytes(&cbr.data).map_err(Error::from)?;
+        let block: CompactBlock = Message::parse_from_bytes(&cbr.data).map_err(Error::from)?;
 
         if block.height() != cbr.height {
             return Err(SqliteClientError::CorruptedData(format!(