diff --git a/Cargo.toml b/Cargo.toml
index f95ba8f9..bf466382 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -19,22 +19,8 @@ edition = "2021"
 publish = false
 
 [workspace.dependencies]
-commons = { git = "https://github.com/heroku/buildpacks-ruby", branch = "main" }
 heroku-nodejs-utils = { path = "./common/nodejs-utils" }
-indoc = "2"
-# libcnb has a much bigger impact on buildpack behaviour than any other dependencies,
-# so it's pinned to an exact version to isolate it from lockfile refreshes.
-libcnb-test = "=0.15.0"
-libcnb = "=0.15.0"
-libherokubuildpack = "=0.15.0"
-opentelemetry = "0.20.0"
-serde = "1"
-serde_json = "1"
 test_support = { path = "./test_support" }
-tempfile = "3"
-thiserror = "1"
-toml = "0.8"
-ureq = "2"
 
 [profile.release]
 strip = true
diff --git a/buildpacks/nodejs-corepack/Cargo.toml b/buildpacks/nodejs-corepack/Cargo.toml
index 6815a331..965c7b3c 100644
--- a/buildpacks/nodejs-corepack/Cargo.toml
+++ b/buildpacks/nodejs-corepack/Cargo.toml
@@ -8,14 +8,14 @@ publish.workspace = true
 
 [dependencies]
 heroku-nodejs-utils.workspace = true
-libcnb.workspace = true
-libherokubuildpack.workspace = true
-opentelemetry.workspace = true
-serde.workspace = true
-thiserror.workspace = true
-indoc.workspace = true
+indoc = "2"
+libcnb = "=0.15.0"
+libherokubuildpack = "=0.15.0"
+opentelemetry = "0.20.0"
+serde = "1"
+thiserror = "1"
 
 [dev-dependencies]
-libcnb-test.workspace = true
+libcnb-test = "=0.15.0"
 test_support.workspace = true
-ureq.workspace = true
+ureq = "2"
diff --git a/buildpacks/nodejs-engine/Cargo.toml b/buildpacks/nodejs-engine/Cargo.toml
index f1864951..382b4f8c 100644
--- a/buildpacks/nodejs-engine/Cargo.toml
+++ b/buildpacks/nodejs-engine/Cargo.toml
@@ -8,15 +8,15 @@ publish.workspace = true
 
 [dependencies]
 heroku-nodejs-utils.workspace = true
-libcnb.workspace = true
-libherokubuildpack.workspace = true
-serde.workspace = true
-tempfile.workspace = true
-toml.workspace = true
-thiserror.workspace = true
+libcnb = "=0.15.0"
+libherokubuildpack = "=0.15.0"
+serde = "1"
+tempfile = "3"
+thiserror = "1"
+toml = "0.8"
 
 [dev-dependencies]
-libcnb-test.workspace = true
+libcnb-test = "=0.15.0"
+serde_json = "1"
 test_support.workspace = true
-serde_json.workspace = true
-ureq.workspace = true
+ureq = "2"
diff --git a/buildpacks/nodejs-function-invoker/Cargo.toml b/buildpacks/nodejs-function-invoker/Cargo.toml
index b0ce87ed..38fc4fd7 100644
--- a/buildpacks/nodejs-function-invoker/Cargo.toml
+++ b/buildpacks/nodejs-function-invoker/Cargo.toml
@@ -8,18 +8,18 @@ publish.workspace = true
 
 [dependencies]
 heroku-nodejs-utils.workspace = true
-libcnb.workspace = true
-libherokubuildpack.workspace = true
-serde.workspace = true
-thiserror.workspace = true
-toml.workspace = true
+libcnb = "=0.15.0"
+libherokubuildpack = "=0.15.0"
+serde = "1"
+thiserror = "1"
+toml = "0.8"
 
 [dev-dependencies]
 base64 = "0.21"
 hex = "0.4"
-libcnb-test.workspace = true
+libcnb-test = "=0.15.0"
 rand = "0.8"
-serde_json.workspace = true
-tempfile.workspace = true
+serde_json = "1"
+tempfile = "3"
 test_support.workspace = true
-ureq.workspace = true
+ureq = "2"
diff --git a/buildpacks/nodejs-npm-engine/Cargo.toml b/buildpacks/nodejs-npm-engine/Cargo.toml
index d80408f6..adf538fe 100644
--- a/buildpacks/nodejs-npm-engine/Cargo.toml
+++ b/buildpacks/nodejs-npm-engine/Cargo.toml
@@ -7,17 +7,17 @@ edition.workspace = true
 publish.workspace = true
 
 [dependencies]
-commons.workspace = true
+commons = { git = "https://github.com/heroku/buildpacks-ruby", branch = "main" }
 fun_run = "0.1"
 heroku-nodejs-utils.workspace = true
-libcnb.workspace = true
-libherokubuildpack.workspace = true
-serde.workspace = true
-indoc.workspace = true
-tempfile.workspace = true
-toml.workspace = true
+indoc = "2"
+libcnb = "=0.15.0"
+libherokubuildpack = "=0.15.0"
+serde = "1"
+tempfile = "3"
+toml = "0.8"
 
 [dev-dependencies]
-libcnb-test.workspace = true
-serde_json.workspace = true
+libcnb-test = "=0.15.0"
+serde_json = "1"
 test_support.workspace = true
diff --git a/buildpacks/nodejs-npm-install/Cargo.toml b/buildpacks/nodejs-npm-install/Cargo.toml
index c1fbac73..b99489ce 100644
--- a/buildpacks/nodejs-npm-install/Cargo.toml
+++ b/buildpacks/nodejs-npm-install/Cargo.toml
@@ -7,17 +7,17 @@ edition.workspace = true
 publish.workspace = true
 
 [dependencies]
-commons.workspace = true
+commons = { git = "https://github.com/heroku/buildpacks-ruby", branch = "main" }
 fun_run = "0.1"
 heroku-nodejs-utils.workspace = true
-libcnb.workspace = true
-libherokubuildpack.workspace = true
-serde.workspace = true
-indoc.workspace = true
-toml.workspace = true
+indoc = "2"
+libcnb = "=0.15.0"
+libherokubuildpack = "=0.15.0"
+serde = "1"
+toml = "0.8"
 
 [dev-dependencies]
-libcnb-test.workspace = true
-serde_json.workspace = true
+libcnb-test = "=0.15.0"
+serde_json = "1"
 test_support.workspace = true
-ureq.workspace = true
+ureq = "2"
diff --git a/buildpacks/nodejs-pnpm-install/Cargo.toml b/buildpacks/nodejs-pnpm-install/Cargo.toml
index baa72f6e..41cf6a0b 100644
--- a/buildpacks/nodejs-pnpm-install/Cargo.toml
+++ b/buildpacks/nodejs-pnpm-install/Cargo.toml
@@ -8,13 +8,13 @@ publish.workspace = true
 
 [dependencies]
 heroku-nodejs-utils.workspace = true
-libcnb.workspace = true
-libherokubuildpack.workspace = true
-serde.workspace = true
-indoc.workspace = true
-toml.workspace = true
+indoc = "2"
+libcnb = "=0.15.0"
+libherokubuildpack = "=0.15.0"
+serde = "1"
+toml = "0.8"
 
 [dev-dependencies]
-libcnb-test.workspace = true
+libcnb-test = "=0.15.0"
 test_support.workspace = true
-ureq.workspace = true
+ureq = "2"
diff --git a/buildpacks/nodejs-yarn/Cargo.toml b/buildpacks/nodejs-yarn/Cargo.toml
index 3db90198..8e55a6bc 100644
--- a/buildpacks/nodejs-yarn/Cargo.toml
+++ b/buildpacks/nodejs-yarn/Cargo.toml
@@ -8,14 +8,14 @@ publish.workspace = true
 
 [dependencies]
 heroku-nodejs-utils.workspace = true
-libcnb.workspace = true
-libherokubuildpack.workspace = true
-serde.workspace = true
-thiserror.workspace = true
-tempfile.workspace = true
-toml.workspace = true
+libcnb = "=0.15.0"
+libherokubuildpack = "=0.15.0"
+serde = "1"
+tempfile = "3"
+thiserror = "1"
+toml = "0.8"
 
 [dev-dependencies]
-libcnb-test.workspace = true
+libcnb-test = "=0.15.0"
 test_support.workspace = true
-ureq.workspace = true
+ureq = "2"
diff --git a/common/nodejs-utils/Cargo.toml b/common/nodejs-utils/Cargo.toml
index d9f5370d..f70e584a 100644
--- a/common/nodejs-utils/Cargo.toml
+++ b/common/nodejs-utils/Cargo.toml
@@ -9,20 +9,20 @@ publish.workspace = true
 [dependencies]
 anyhow = "1"
 chrono = { version = "0.4", features = ["serde"] }
-commons.workspace = true
-indoc.workspace = true
+commons = { git = "https://github.com/heroku/buildpacks-ruby", branch = "main" }
+indoc = "2"
 node-semver = "2"
+opentelemetry = "0.20.0"
+opentelemetry_sdk = { version = "0.20.0", features = ["trace"] }
+opentelemetry-stdout = { version = "0.1.0", features = ["trace"] }
 regex = "1"
-serde = { workspace = true, features = ['derive'] }
-serde_json.workspace = true
+serde = { version = "1", features = ['derive'] }
+serde_json = "1"
 serde-xml-rs = "0.6"
-thiserror.workspace = true
-toml.workspace = true
-ureq = { workspace = true, features = ["json"] }
+thiserror = "1"
+toml = "0.8"
+ureq = { version = "2", features = ["json"] }
 url = "2"
-opentelemetry.workspace = true
-opentelemetry-stdout = { version = "0.1.0", features = ["trace"] }
-opentelemetry_sdk = { version = "0.20.0", features = ["trace"] }
 
 [dev-dependencies]
-tempfile.workspace = true
+tempfile = "3"
diff --git a/test_support/Cargo.toml b/test_support/Cargo.toml
index 86869aba..25986998 100644
--- a/test_support/Cargo.toml
+++ b/test_support/Cargo.toml
@@ -7,8 +7,8 @@ edition.workspace = true
 publish.workspace = true
 
 [dependencies]
-libcnb.workspace = true
-libcnb-test.workspace = true
-serde_json.workspace = true
-tempfile.workspace = true
-ureq.workspace = true
+libcnb = "=0.15.0"
+libcnb-test = "=0.15.0"
+serde_json = "1"
+tempfile = "3"
+ureq = "2"