diff --git a/Cargo.toml b/Cargo.toml
index 98ebc88..764dd5d 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -4,3 +4,18 @@ members = [
     "bridgetree",
     "shardtree",
 ]
+
+[workspace.package]
+edition = "2021"
+rust-version = "1.60"
+repository = "https://github.com/zcash/incrementalmerkletree"
+homepage = "https://github.com/zcash/incrementalmerkletree"
+license = "MIT OR Apache-2.0"
+categories = ["algorithms", "data-structures", "cryptography::cryptocurrencies"]
+
+[workspace.dependencies]
+# Intra-workspace dependencies
+incrementalmerkletree = { version = "0.6", path = "incrementalmerkletree" }
+
+# Testing
+proptest = "1"
diff --git a/bridgetree/Cargo.toml b/bridgetree/Cargo.toml
index 3fb02b3..fb4a072 100644
--- a/bridgetree/Cargo.toml
+++ b/bridgetree/Cargo.toml
@@ -1,25 +1,25 @@
 [package]
 name = "bridgetree"
+description = "A space-efficient Merkle tree designed for linear appends with witnessing of marked leaves, checkpointing & state restoration."
 version = "0.5.0"
 authors = [
     "Kris Nuttycombe <kris@nutty.land>",
     "Sean Bowe <ewillbefull@gmail.com>",
 ]
-edition = "2021"
-license = "MIT OR Apache-2.0"
-description = "A space-efficient Merkle tree designed for linear appends with witnessing of marked leaves, checkpointing & state restoration."
-homepage = "https://github.com/zcash/incrementalmerkletree"
-repository = "https://github.com/zcash/incrementalmerkletree"
-categories = ["algorithms", "data-structures"]
-rust-version = "1.60"
+edition.workspace = true
+license.workspace = true
+homepage.workspace = true
+repository.workspace = true
+categories.workspace = true
+rust-version.workspace = true
 
 [dependencies]
-incrementalmerkletree = { version = "0.6", path = "../incrementalmerkletree" }
-proptest = { version = "1.0.0", optional = true }
+incrementalmerkletree.workspace = true
+proptest = { workspace = true, optional = true }
 
 [dev-dependencies]
-incrementalmerkletree = { version = "0.6", path = "../incrementalmerkletree", features = ["test-dependencies"] }
-proptest = "1.0.0"
+incrementalmerkletree = { workspace = true, features = ["test-dependencies"] }
+proptest.workspace = true
 
 [features]
 test-dependencies = ["proptest"]
diff --git a/incrementalmerkletree/Cargo.toml b/incrementalmerkletree/Cargo.toml
index c35c776..1336e15 100644
--- a/incrementalmerkletree/Cargo.toml
+++ b/incrementalmerkletree/Cargo.toml
@@ -6,12 +6,12 @@ authors = [
     "Sean Bowe <ewillbefull@gmail.com>",
     "Kris Nuttycombe <kris@nutty.land>",
 ]
-edition = "2021"
-license = "MIT OR Apache-2.0"
-homepage = "https://github.com/zcash/incrementalmerkletree"
-repository = "https://github.com/zcash/incrementalmerkletree"
-categories = ["algorithms", "data-structures"]
-rust-version = "1.60"
+edition.workspace = true
+license.workspace = true
+homepage.workspace = true
+repository.workspace = true
+categories.workspace = true
+rust-version.workspace = true
 
 [package.metadata.docs.rs]
 all-features = true
@@ -19,12 +19,12 @@ rustdoc-args = ["--cfg", "docsrs"]
 
 [dependencies]
 either = "1.8"
-proptest = { version = "1.0.0", optional = true }
+proptest = { workspace = true, optional = true }
 rand = { version = "0.8", optional = true }
 rand_core = { version = "0.6", optional = true }
 
 [dev-dependencies]
-proptest = "1.0.0"
+proptest.workspace = true
 rand = "0.8"
 rand_core = "0.6"
 rand_chacha = "0.3"
diff --git a/rust-toolchain.toml b/rust-toolchain.toml
index e06e5ca..cad9254 100644
--- a/rust-toolchain.toml
+++ b/rust-toolchain.toml
@@ -1,3 +1,3 @@
 [toolchain]
-channel = "1.60.0"
+channel = "1.70.0"
 components = [ "clippy", "rustfmt" ]
diff --git a/shardtree/Cargo.toml b/shardtree/Cargo.toml
index a56cb96..ddf09a7 100644
--- a/shardtree/Cargo.toml
+++ b/shardtree/Cargo.toml
@@ -1,16 +1,16 @@
 [package]
 name = "shardtree"
+description = "A space-efficient Merkle tree with witnessing of marked leaves, checkpointing & state restoration."
 version = "0.4.0"
 authors = [
     "Kris Nuttycombe <kris@nutty.land>",
 ]
-edition = "2021"
-rust-version = "1.60"
-license = "MIT OR Apache-2.0"
-description = "A space-efficient Merkle tree with witnessing of marked leaves, checkpointing & state restoration."
-homepage = "https://github.com/zcash/incrementalmerkletree"
-repository = "https://github.com/zcash/incrementalmerkletree"
-categories = ["algorithms", "data-structures"]
+edition.workspace = true
+rust-version.workspace = true
+license.workspace = true
+homepage.workspace = true
+repository.workspace = true
+categories.workspace = true
 
 [package.metadata.docs.rs]
 all-features = true
@@ -20,14 +20,14 @@ rustdoc-args = ["--cfg", "docsrs"]
 assert_matches = { version = "1.5", optional = true }
 bitflags = "2"
 either = "1.8"
-incrementalmerkletree = { version = "0.6", path = "../incrementalmerkletree" }
-proptest = { version = "1.0.0", optional = true }
+incrementalmerkletree.workspace = true
+proptest = { workspace = true, optional = true }
 tracing = "0.1"
 
 [dev-dependencies]
 assert_matches = "1.5"
-incrementalmerkletree = { version = "0.6", path = "../incrementalmerkletree", features = ["test-dependencies"] }
-proptest = "1.0.0"
+incrementalmerkletree = { workspace = true, features = ["test-dependencies"] }
+proptest.workspace = true
 
 [features]
 # The legacy-api feature guards types and functions that are useful for