diff --git a/Cargo.lock b/Cargo.lock
index 294450d42..edd3cff1f 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -777,7 +777,7 @@ dependencies = [
 
 [[package]]
 name = "gen-protos"
-version = "0.1.0"
+version = "0.8.0"
 dependencies = [
  "prost-build",
 ]
diff --git a/Cargo.toml b/Cargo.toml
index db6c616b0..9ae3a767d 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -4,6 +4,18 @@ cargo-features = []
 resolver = "2"
 members = ["cli", "lib", "lib/testutils", "lib/gen-protos"]
 
+[workspace.package]
+version = "0.8.0"
+license = "Apache-2.0"
+rust-version = "1.71"                                 # NOTE: remember to update CI, contributing.md, changelog.md, and flake.nix
+edition = "2021"
+readme = "README.md"
+homepage = "https://github.com/martinvonz/jj"
+repository = "https://github.com/martinvonz/jj"
+documentation = "https://github.com/martinvonz/jj"
+categories = ["version-control", "development-tools"]
+keywords = ["VCS", "DVCS", "SCM", "Git", "Mercurial"]
+
 [workspace.dependencies]
 anyhow = "1.0.72"
 assert_cmd = "2.0.8"
diff --git a/cli/Cargo.toml b/cli/Cargo.toml
index ce8adc05a..84a87819b 100644
--- a/cli/Cargo.toml
+++ b/cli/Cargo.toml
@@ -1,19 +1,17 @@
 [package]
 name = "jj-cli"
-version = "0.8.0"
-authors = ["Martin von Zweigbergk <martinvonz@google.com>"]
-edition = "2021"
-rust-version = "1.71"                                        # Remember to update CI, and contributing.md
-license = "Apache-2.0"
-description = "Jujutsu (an experimental VCS)"
-homepage = "https://github.com/martinvonz/jj"
-repository = "https://github.com/martinvonz/jj"
-documentation = "https://docs.rs/jj-cli"
-readme = "README.md"
-keywords = ["VCS", "DVCS", "SCM", "Git", "Mercurial"]
-categories = ["command-line-utilities", "development-tools"]
+description = "Jujutsu - an experimental version control system"
 default-run = "jj"
 
+version.workspace = true
+edition.workspace = true
+rust-version.workspace = true
+license.workspace = true
+homepage.workspace = true
+repository.workspace = true
+documentation.workspace = true
+keywords.workspace = true
+
 [[bin]]
 name = "jj"
 path = "src/main.rs"
diff --git a/lib/Cargo.toml b/lib/Cargo.toml
index 38399c1c1..3cf929337 100644
--- a/lib/Cargo.toml
+++ b/lib/Cargo.toml
@@ -1,17 +1,15 @@
 [package]
 name = "jj-lib"
-version = "0.8.0"
-authors = ["Martin von Zweigbergk <martinvonz@google.com>"]
-edition = "2021"
-rust-version = "1.71"
-license = "Apache-2.0"
-description = "Library for Jujutsu (an experimental VCS)"
-homepage = "https://github.com/martinvonz/jj"
-repository = "https://github.com/martinvonz/jj"
-documentation = "https://docs.rs/jj-lib"
-readme = "../README.md"
+description = "Library for Jujutsu - an experimental version control system"
 
-# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+version.workspace = true
+edition.workspace = true
+rust-version.workspace = true
+license.workspace = true
+homepage.workspace = true
+repository.workspace = true
+documentation.workspace = true
+readme.workspace = true
 
 [[bench]]
 name = "diff_bench"
diff --git a/lib/gen-protos/Cargo.toml b/lib/gen-protos/Cargo.toml
index 4b6a10efc..96af06b1c 100644
--- a/lib/gen-protos/Cargo.toml
+++ b/lib/gen-protos/Cargo.toml
@@ -1,9 +1,11 @@
 [package]
 name = "gen-protos"
-version = "0.1.0"
-edition = "2021"
-license = "Apache-2.0"
+description = "Generate Protocol Buffers definitions for the jj-lib crate"
 publish = false
 
+version.workspace = true
+edition.workspace = true
+license.workspace = true
+
 [dependencies]
 prost-build.workspace = true
diff --git a/lib/testutils/Cargo.toml b/lib/testutils/Cargo.toml
index 85e748b26..7861793b0 100644
--- a/lib/testutils/Cargo.toml
+++ b/lib/testutils/Cargo.toml
@@ -1,17 +1,17 @@
 [package]
 name = "testutils"
-version = "0.8.0"
-authors = ["Martin von Zweigbergk <martinvonz@google.com>"]
-edition = "2021"
-rust-version = "1.61"
-license = "Apache-2.0"
 description = "Integration test utils for the jj-lib crate"
-homepage = "https://github.com/martinvonz/jj"
-repository = "https://github.com/martinvonz/jj"
-documentation = "https://docs.rs/jj-lib"
-readme = "../..//README.md"
 publish = false
 
+version.workspace = true
+edition.workspace = true
+rust-version.workspace = true
+license.workspace = true
+homepage.workspace = true
+repository.workspace = true
+documentation.workspace = true
+readme.workspace = true
+
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]