diff --git a/Cargo.lock b/Cargo.lock
index 51fa2a95..23e4f468 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -970,7 +970,7 @@ dependencies = [
  "pretty_env_logger",
  "prometheus",
  "rand 0.8.5",
- "rmp-serde 1.1.0",
+ "rmp-serde 0.15.5",
  "serde",
  "serde_bytes",
  "serde_json",
@@ -1042,7 +1042,7 @@ dependencies = [
  "hex",
  "opentelemetry",
  "rand 0.8.5",
- "rmp-serde 1.1.0",
+ "rmp-serde 0.15.5",
  "serde",
  "serde_bytes",
  "tokio",
@@ -1111,7 +1111,7 @@ dependencies = [
  "netapp 0.4.4",
  "opentelemetry",
  "rand 0.8.5",
- "rmp-serde 1.1.0",
+ "rmp-serde 0.15.5",
  "serde",
  "serde_bytes",
  "tokio",
@@ -1168,7 +1168,7 @@ dependencies = [
  "opentelemetry",
  "pnet_datalink",
  "rand 0.8.5",
- "rmp-serde 1.1.0",
+ "rmp-serde 0.15.5",
  "schemars",
  "serde",
  "serde_bytes",
@@ -1214,7 +1214,7 @@ dependencies = [
  "hexdump",
  "opentelemetry",
  "rand 0.8.5",
- "rmp-serde 1.1.0",
+ "rmp-serde 0.15.5",
  "serde",
  "serde_bytes",
  "tokio",
@@ -1262,7 +1262,7 @@ dependencies = [
  "netapp 0.4.4",
  "opentelemetry",
  "rand 0.8.5",
- "rmp-serde 1.1.0",
+ "rmp-serde 0.15.5",
  "serde",
  "serde_json",
  "sha2",
@@ -2351,12 +2351,6 @@ dependencies = [
  "windows-sys",
 ]
 
-[[package]]
-name = "paste"
-version = "1.0.7"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0c520e05135d6e763148b6426a837e239041653ba7becd2e538c076c738025fc"
-
 [[package]]
 name = "pem"
 version = "0.8.3"
@@ -2746,13 +2740,12 @@ dependencies = [
 
 [[package]]
 name = "rmp"
-version = "0.8.11"
+version = "0.8.10"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "44519172358fd6d58656c86ab8e7fbc9e1490c3e8f14d35ed78ca0dd07403c9f"
+checksum = "4f55e5fa1446c4d5dd1f5daeed2a4fe193071771a2636274d0d7a3b082aa7ad6"
 dependencies = [
  "byteorder",
  "num-traits",
- "paste",
 ]
 
 [[package]]
@@ -2777,17 +2770,6 @@ dependencies = [
  "serde",
 ]
 
-[[package]]
-name = "rmp-serde"
-version = "1.1.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "25786b0d276110195fa3d6f3f31299900cf71dfbd6c28450f3f58a0e7f7a347e"
-dependencies = [
- "byteorder",
- "rmp",
- "serde",
-]
-
 [[package]]
 name = "roxmltree"
 version = "0.14.1"
diff --git a/src/block/Cargo.toml b/src/block/Cargo.toml
index 1a49947c..80346aca 100644
--- a/src/block/Cargo.toml
+++ b/src/block/Cargo.toml
@@ -28,7 +28,7 @@ tracing = "0.1.30"
 rand = "0.8"
 zstd = { version = "0.9", default-features = false }
 
-rmp-serde = "1.1"
+rmp-serde = "0.15"
 serde = { version = "1.0", default-features = false, features = ["derive", "rc"] }
 serde_bytes = "0.11"
 
diff --git a/src/garage/Cargo.toml b/src/garage/Cargo.toml
index d5299291..eb643160 100644
--- a/src/garage/Cargo.toml
+++ b/src/garage/Cargo.toml
@@ -37,7 +37,7 @@ rand = "0.8"
 async-trait = "0.1.7"
 sodiumoxide = { version = "0.2.5-0", package = "kuska-sodiumoxide" }
 
-rmp-serde = "1.1"
+rmp-serde = "0.15"
 serde = { version = "1.0", default-features = false, features = ["derive", "rc"] }
 serde_bytes = "0.11"
 structopt = { version = "0.3", default-features = false }
diff --git a/src/garage/repair.rs b/src/garage/repair.rs
index ae28f351..75828f24 100644
--- a/src/garage/repair.rs
+++ b/src/garage/repair.rs
@@ -81,7 +81,7 @@ impl Repair {
 				info!("repair_versions: {}", i);
 			}
 
-			let version = rmp_serde::decode::from_slice::<Version>(&item_bytes)?;
+			let version = rmp_serde::decode::from_read_ref::<_, Version>(&item_bytes)?;
 			if version.deleted.get() {
 				continue;
 			}
@@ -133,7 +133,7 @@ impl Repair {
 				info!("repair_block_ref: {}", i);
 			}
 
-			let block_ref = rmp_serde::decode::from_slice::<BlockRef>(&item_bytes)?;
+			let block_ref = rmp_serde::decode::from_read_ref::<_, BlockRef>(&item_bytes)?;
 			if block_ref.deleted.get() {
 				continue;
 			}
diff --git a/src/model/Cargo.toml b/src/model/Cargo.toml
index 322feee1..d908dc01 100644
--- a/src/model/Cargo.toml
+++ b/src/model/Cargo.toml
@@ -31,7 +31,7 @@ tracing = "0.1.30"
 rand = "0.8"
 zstd = { version = "0.9", default-features = false }
 
-rmp-serde = "1.1"
+rmp-serde = "0.15"
 serde = { version = "1.0", default-features = false, features = ["derive", "rc"] }
 serde_bytes = "0.11"
 
diff --git a/src/model/index_counter.rs b/src/model/index_counter.rs
index d8c1229a..6f81be3e 100644
--- a/src/model/index_counter.rs
+++ b/src/model/index_counter.rs
@@ -181,9 +181,11 @@ impl<T: CounterSchema> IndexCounter<T> {
 
 		let new_entry = self.local_counter.db().transaction(|mut tx| {
 			let mut entry = match tx.get(&self.local_counter, &tree_key[..])? {
-				Some(old_bytes) => rmp_serde::decode::from_slice::<LocalCounterEntry>(&old_bytes)
-					.map_err(Error::RmpDecode)
-					.map_err(db::TxError::Abort)?,
+				Some(old_bytes) => {
+					rmp_serde::decode::from_read_ref::<_, LocalCounterEntry>(&old_bytes)
+						.map_err(Error::RmpDecode)
+						.map_err(db::TxError::Abort)?
+				}
 				None => LocalCounterEntry {
 					values: BTreeMap::new(),
 				},
diff --git a/src/model/key_table.rs b/src/model/key_table.rs
index 852bf607..330e83f0 100644
--- a/src/model/key_table.rs
+++ b/src/model/key_table.rs
@@ -175,7 +175,7 @@ impl TableSchema for KeyTable {
 	}
 
 	fn try_migrate(bytes: &[u8]) -> Option<Self::E> {
-		let old_k = rmp_serde::decode::from_slice::<old::Key>(bytes).ok()?;
+		let old_k = rmp_serde::decode::from_read_ref::<_, old::Key>(bytes).ok()?;
 		let name = crdt::Lww::raw(old_k.name.timestamp(), old_k.name.get().clone());
 
 		let state = if old_k.deleted.get() {
diff --git a/src/model/migrate.rs b/src/model/migrate.rs
index bfd9845b..25acb4b0 100644
--- a/src/model/migrate.rs
+++ b/src/model/migrate.rs
@@ -28,7 +28,7 @@ impl Migrate {
 		let mut old_buckets = vec![];
 		for res in tree.iter().map_err(GarageError::from)? {
 			let (_k, v) = res.map_err(GarageError::from)?;
-			let bucket = rmp_serde::decode::from_slice::<old_bucket::Bucket>(&v[..])
+			let bucket = rmp_serde::decode::from_read_ref::<_, old_bucket::Bucket>(&v[..])
 				.map_err(GarageError::from)?;
 			old_buckets.push(bucket);
 		}
diff --git a/src/model/s3/object_table.rs b/src/model/s3/object_table.rs
index c242b325..3d9a89f7 100644
--- a/src/model/s3/object_table.rs
+++ b/src/model/s3/object_table.rs
@@ -270,7 +270,7 @@ impl TableSchema for ObjectTable {
 	}
 
 	fn try_migrate(bytes: &[u8]) -> Option<Self::E> {
-		let old_obj = rmp_serde::decode::from_slice::<old::Object>(bytes).ok()?;
+		let old_obj = rmp_serde::decode::from_read_ref::<_, old::Object>(bytes).ok()?;
 		Some(migrate_object(old_obj))
 	}
 }
diff --git a/src/model/s3/version_table.rs b/src/model/s3/version_table.rs
index f67f2ff1..ad096772 100644
--- a/src/model/s3/version_table.rs
+++ b/src/model/s3/version_table.rs
@@ -168,7 +168,7 @@ impl TableSchema for VersionTable {
 	}
 
 	fn try_migrate(bytes: &[u8]) -> Option<Self::E> {
-		let old = rmp_serde::decode::from_slice::<old::Version>(bytes).ok()?;
+		let old = rmp_serde::decode::from_read_ref::<_, old::Version>(bytes).ok()?;
 
 		let blocks = old
 			.blocks
diff --git a/src/rpc/Cargo.toml b/src/rpc/Cargo.toml
index 93df02a4..73328993 100644
--- a/src/rpc/Cargo.toml
+++ b/src/rpc/Cargo.toml
@@ -26,7 +26,7 @@ rand = "0.8"
 sodiumoxide = { version = "0.2.5-0", package = "kuska-sodiumoxide" }
 
 async-trait = "0.1.7"
-rmp-serde = "1.1"
+rmp-serde = "0.15"
 serde = { version = "1.0", default-features = false, features = ["derive", "rc"] }
 serde_bytes = "0.11"
 serde_json = "1.0"
diff --git a/src/table/Cargo.toml b/src/table/Cargo.toml
index 690d5a71..6de37cda 100644
--- a/src/table/Cargo.toml
+++ b/src/table/Cargo.toml
@@ -26,7 +26,7 @@ hexdump = "0.1"
 tracing = "0.1.30"
 rand = "0.8"
 
-rmp-serde = "1.1"
+rmp-serde = "0.15"
 serde = { version = "1.0", default-features = false, features = ["derive", "rc"] }
 serde_bytes = "0.11"
 
diff --git a/src/table/data.rs b/src/table/data.rs
index fe8c5dbc..64ca9f14 100644
--- a/src/table/data.rs
+++ b/src/table/data.rs
@@ -300,7 +300,7 @@ where
 	}
 
 	pub fn decode_entry(&self, bytes: &[u8]) -> Result<F::E, Error> {
-		match rmp_serde::decode::from_slice::<F::E>(bytes) {
+		match rmp_serde::decode::from_read_ref::<_, F::E>(bytes) {
 			Ok(x) => Ok(x),
 			Err(e) => match F::try_migrate(bytes) {
 				Some(x) => Ok(x),
diff --git a/src/table/merkle.rs b/src/table/merkle.rs
index dc67e8b7..138f3ca3 100644
--- a/src/table/merkle.rs
+++ b/src/table/merkle.rs
@@ -354,7 +354,7 @@ impl MerkleNode {
 	fn decode_opt(ent: &Option<db::Value>) -> Result<Self, Error> {
 		match ent {
 			None => Ok(MerkleNode::Empty),
-			Some(v) => Ok(rmp_serde::decode::from_slice::<MerkleNode>(&v[..])?),
+			Some(v) => Ok(rmp_serde::decode::from_read_ref::<_, MerkleNode>(&v[..])?),
 		}
 	}
 
diff --git a/src/util/Cargo.toml b/src/util/Cargo.toml
index e68704ad..5d073436 100644
--- a/src/util/Cargo.toml
+++ b/src/util/Cargo.toml
@@ -25,7 +25,7 @@ rand = "0.8"
 sha2 = "0.9"
 
 chrono = "0.4"
-rmp-serde = "1.1"
+rmp-serde = "0.15"
 serde = { version = "1.0", default-features = false, features = ["derive", "rc"] }
 serde_json = "1.0"
 toml = "0.5"
diff --git a/src/util/data.rs b/src/util/data.rs
index 2ef976a5..7715c2cc 100644
--- a/src/util/data.rs
+++ b/src/util/data.rs
@@ -151,7 +151,7 @@ where
 	let mut wr = Vec::with_capacity(128);
 	let mut se = rmp_serde::Serializer::new(&mut wr)
 		.with_struct_map()
-		.with_binary();
+		.with_string_variants();
 	val.serialize(&mut se)?;
 	Ok(wr)
 }
diff --git a/src/util/persister.rs b/src/util/persister.rs
index d0759db7..9e1a1910 100644
--- a/src/util/persister.rs
+++ b/src/util/persister.rs
@@ -33,7 +33,7 @@ where
 		let mut bytes = vec![];
 		file.read_to_end(&mut bytes)?;
 
-		let value = rmp_serde::decode::from_slice(&bytes[..])?;
+		let value = rmp_serde::decode::from_read_ref(&bytes[..])?;
 		Ok(value)
 	}
 
@@ -57,7 +57,7 @@ where
 		let mut bytes = vec![];
 		file.read_to_end(&mut bytes).await?;
 
-		let value = rmp_serde::decode::from_slice(&bytes[..])?;
+		let value = rmp_serde::decode::from_read_ref(&bytes[..])?;
 		Ok(value)
 	}