diff --git a/Cargo.toml b/Cargo.toml
index 5cf1ea27..d8b4b6c8 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -32,7 +32,7 @@ serde = { version = "1.0", optional = true }
 serde_json = { version = "1.0", optional = true }
 
 [dev-dependencies]
-wasm-bindgen-test-project-builder = { path = "crates/test-project-builder" }
+wasm-bindgen-test-project-builder = { path = "crates/test-project-builder", version = '=0.2.12' }
 
 [workspace]
 members = [
diff --git a/crates/js-sys/Cargo.toml b/crates/js-sys/Cargo.toml
index c4f452ac..37aac532 100644
--- a/crates/js-sys/Cargo.toml
+++ b/crates/js-sys/Cargo.toml
@@ -20,4 +20,4 @@ doctest = false
 wasm-bindgen = { path = "../..", version = "0.2.12" }
 
 [dev-dependencies]
-wasm-bindgen-test-project-builder = { path = "../test-project-builder" }
+wasm-bindgen-test-project-builder = { path = "../test-project-builder", version = '=0.2.12' }
diff --git a/crates/test-project-builder/Cargo.toml b/crates/test-project-builder/Cargo.toml
index 68920f76..d8b28958 100644
--- a/crates/test-project-builder/Cargo.toml
+++ b/crates/test-project-builder/Cargo.toml
@@ -2,6 +2,7 @@
 name = "wasm-bindgen-test-project-builder"
 version = "0.2.12"
 authors = ["The wasm-bindgen Developers"]
+license = "MIT/Apache-2.0"
 repository = "https://github.com/rustwasm/wasm-bindgen/tree/master/crates/test-project-builder"
 homepage = "https://rustwasm.github.io/wasm-bindgen/"
 documentation = "https://docs.rs/wasm-bindgen-test-project-builder"
diff --git a/crates/web-sys/Cargo.toml b/crates/web-sys/Cargo.toml
index de6b5a5e..b809d263 100644
--- a/crates/web-sys/Cargo.toml
+++ b/crates/web-sys/Cargo.toml
@@ -13,4 +13,4 @@ wasm-bindgen-webidl = { path = "../webidl", version = "=0.2.12" }
 wasm-bindgen = { path = "../..", version = "=0.2.12" }
 
 [dev-dependencies]
-wasm-bindgen-test-project-builder = { path = "../test-project-builder" }
+wasm-bindgen-test-project-builder = { path = "../test-project-builder", version = '=0.2.12' }
diff --git a/crates/webidl/Cargo.toml b/crates/webidl/Cargo.toml
index be2c8d06..2d3f3fa7 100644
--- a/crates/webidl/Cargo.toml
+++ b/crates/webidl/Cargo.toml
@@ -12,7 +12,7 @@ Support for parsing WebIDL specific to wasm-bindgen
 """
 
 [dev-dependencies]
-wasm-bindgen-test-project-builder = { path = "../test-project-builder" }
+wasm-bindgen-test-project-builder = { path = "../test-project-builder", version = '=0.2.12' }
 
 [dependencies]
 failure = "0.1"