diff --git a/Cargo.lock b/Cargo.lock
index 945c9d7fd5ec0007d1c402776958bc33ec827417..6d9fee0ea2375c5e7199f0267c75394f77fc52ad 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -478,6 +478,15 @@ version = "1.1.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "631ae5198c9be5e753e5cc215e1bd73c2b466a3565173db433f52bb9d3e66dba"
 
+[[package]]
+name = "camino"
+version = "1.0.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "cd065703998b183ed0b348a22555691373a9345a1431141e5778b48bb17e4703"
+dependencies = [
+ "serde",
+]
+
 [[package]]
 name = "cargo-contract"
 version = "0.10.0"
@@ -497,7 +506,7 @@ dependencies = [
  "hex",
  "impl-serde",
  "log",
- "parity-scale-codec 2.0.0",
+ "parity-scale-codec 2.0.1",
  "parity-wasm 0.42.1",
  "pretty_assertions",
  "pwasm-utils",
@@ -528,10 +537,11 @@ dependencies = [
 
 [[package]]
 name = "cargo_metadata"
-version = "0.12.3"
+version = "0.13.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7714a157da7991e23d90686b9524b9e12e0407a108647f52e9328f4b3d51ac7f"
+checksum = "081e3f0755c1f380c2d010481b6fa2e02973586d5f2b24eebb7a2a1d98b143d8"
 dependencies = [
+ "camino",
  "cargo-platform",
  "semver 0.11.0",
  "semver-parser 0.10.2",
@@ -2021,14 +2031,14 @@ dependencies = [
 
 [[package]]
 name = "parity-scale-codec"
-version = "2.0.0"
+version = "2.0.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "75c823fdae1bb5ff5708ee61a62697e6296175dc671710876871c853f48592b3"
+checksum = "0cd3dab59b5cf4bc81069ade0fc470341a1ef3ad5fa73e5a8943bed2ec12b2e8"
 dependencies = [
  "arrayvec 0.5.2",
  "bitvec 0.20.1",
  "byte-slice-cast 1.0.0",
- "parity-scale-codec-derive 2.0.0",
+ "parity-scale-codec-derive 2.0.1",
  "serde",
 ]
 
@@ -2046,9 +2056,9 @@ dependencies = [
 
 [[package]]
 name = "parity-scale-codec-derive"
-version = "2.0.0"
+version = "2.0.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9029e65297c7fd6d7013f0579e193ec2b34ae78eabca854c9417504ad8a2d214"
+checksum = "fa04976a81fde04924b40cc4036c4d12841e8bb04325a5cf2ada75731a150a7d"
 dependencies = [
  "proc-macro-crate",
  "proc-macro2",
diff --git a/Cargo.toml b/Cargo.toml
index 5b83e1d7e36f2a4178642fbbbebf18f78b7c170e..c85ba857266c5fc02b77a04e606f7aac2df9df04 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -21,14 +21,14 @@ include = ["Cargo.toml", "src/**/*.rs", "README.md", "LICENSE", "build.rs", "tem
 [dependencies]
 env_logger = "0.8.3"
 anyhow = "1.0.38"
-structopt = "0.3.20"
+structopt = "0.3.21"
 log = "0.4.14"
 heck = "0.3.2"
 zip = { version = "0.5.11", default-features = false }
 pwasm-utils = "0.17.0"
 parity-wasm = "0.42.1"
-cargo_metadata = "0.12.3"
-codec = { package = "parity-scale-codec", version = "2.0.0", features = ["derive"] }
+cargo_metadata = "0.13.1"
+codec = { package = "parity-scale-codec", version = "2.0.1", features = ["derive"] }
 which = "4.0.2"
 colored = "2.0.0"
 toml = "0.5.8"
diff --git a/src/crate_metadata.rs b/src/crate_metadata.rs
index 95e11d131e7f542617ff51fc2aa5cbe0e5ff872a..26bf7f5f0695bfe1504fbd94b4f46c573c3deaee 100644
--- a/src/crate_metadata.rs
+++ b/src/crate_metadata.rs
@@ -92,13 +92,13 @@ impl CrateMetadata {
             cargo_meta: metadata,
             root_package,
             package_name,
-            original_wasm,
-            dest_wasm,
+            original_wasm: original_wasm.into(),
+            dest_wasm: dest_wasm.into(),
             ink_version,
             documentation,
             homepage,
             user,
-            target_directory,
+            target_directory: target_directory.into(),
         };
         Ok(crate_metadata)
     }
diff --git a/src/workspace/manifest.rs b/src/workspace/manifest.rs
index 69d9a2723d335264f18655c5c453d742813a062c..dc1699bba8fe3394c5e76d1b1250afd8ebc02b16 100644
--- a/src/workspace/manifest.rs
+++ b/src/workspace/manifest.rs
@@ -17,7 +17,7 @@
 use anyhow::{Context, Result};
 
 use super::{metadata, Profile};
-use std::convert::{TryFrom, TryInto};
+use std::convert::TryFrom;
 use std::{
     collections::HashSet,
     fs,
@@ -77,14 +77,6 @@ impl ManifestPath {
     }
 }
 
-impl TryFrom<&PathBuf> for ManifestPath {
-    type Error = anyhow::Error;
-
-    fn try_from(value: &PathBuf) -> Result<Self, Self::Error> {
-        ManifestPath::new(value)
-    }
-}
-
 impl<P> TryFrom<Option<P>> for ManifestPath
 where
     P: AsRef<Path>,
@@ -126,11 +118,7 @@ impl Manifest {
     /// Create new Manifest for the given manifest path.
     ///
     /// The path *must* be to a `Cargo.toml`.
-    pub fn new<P>(path: P) -> Result<Manifest>
-    where
-        P: TryInto<ManifestPath, Error = anyhow::Error>,
-    {
-        let manifest_path = path.try_into()?;
+    pub fn new(manifest_path: ManifestPath) -> Result<Manifest> {
         let toml = fs::read_to_string(&manifest_path).context("Loading Cargo.toml")?;
         let toml: value::Table = toml::from_str(&toml)?;
 
diff --git a/src/workspace/mod.rs b/src/workspace/mod.rs
index bc461d0dc23343aa5214806deddf3989816f001e..7f242d2a0f1c7e8435beb4100dc3196971cc2024 100644
--- a/src/workspace/mod.rs
+++ b/src/workspace/mod.rs
@@ -58,7 +58,8 @@ impl Workspace {
                         package_id
                     )
                 });
-            let manifest = Manifest::new(&package.manifest_path)?;
+            let manifest_path = ManifestPath::new(&package.manifest_path)?;
+            let manifest = Manifest::new(manifest_path)?;
             Ok((package_id.clone(), (package.clone(), manifest)))
         };
 
@@ -73,7 +74,7 @@ impl Workspace {
         }
 
         Ok(Workspace {
-            workspace_root: metadata.workspace_root.clone(),
+            workspace_root: metadata.workspace_root.clone().into(),
             root_package: root_package.clone(),
             members,
         })