diff --git a/Cargo.toml b/Cargo.toml
index 7b874c8..9b2fd8e 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -6,3 +6,9 @@ members = [
 ]
 default-members = ["netcdf", "netcdf-sys"]
 resolver = "2"
+
+[workspace.dependencies]
+netcdf = { path = "netcdf", version = "0.9.0" }
+netcdf-sys = { path = "netcdf-sys", version = "0.6.0" }
+netcdf-src = { path = "netcdf-src", version = "0.3.0" }
+hdf5-sys = { version = "0.8.0" }
diff --git a/netcdf-src/Cargo.toml b/netcdf-src/Cargo.toml
index 56cafd4..dcd8f7a 100644
--- a/netcdf-src/Cargo.toml
+++ b/netcdf-src/Cargo.toml
@@ -8,7 +8,7 @@ build = "build.rs"
 repository = "https://github.com/georust/netcdf"
 license-file = "source/COPYRIGHT"
 links = "netcdfsrc"
-categories = ["ffi"]
+categories = ["filesystem"]
 keywords = ["netcdf"]
 readme = "README.md"
 exclude = [
@@ -31,7 +31,7 @@ exclude = [
 dap = []
 
 [dependencies]
-hdf5-sys = { version = "0.8.0", features = ["hl", "deprecated", "zlib"] }
+hdf5-sys = { workspace = true, features = ["hl", "deprecated", "zlib"] }
 libz-sys = { version = "1.0.25" }
 
 [build-dependencies]
diff --git a/netcdf-sys/Cargo.toml b/netcdf-sys/Cargo.toml
index 108fd07..bd10971 100644
--- a/netcdf-sys/Cargo.toml
+++ b/netcdf-sys/Cargo.toml
@@ -13,7 +13,7 @@ edition = "2021"
 links = "netcdf"
 build = "build.rs"
 readme = "README.md"
-categories = ["ffi", "filesystem", "science"]
+categories = ["external-ffi-bindings", "filesystem", "science"]
 exclude = [
     "testdata/**",
 ]
@@ -22,15 +22,15 @@ rust-version = "1.70"
 [dependencies]
 libz-sys = { version = "1.0.25" }
 curl-sys = { version = "0.4.51", optional = true }
-hdf5-sys = { version = "0.8.0" }
-netcdf-src = { path = "../netcdf-src", version = "0.3.0", optional = true }
+hdf5-sys = { workspace = true }
+netcdf-src = { workspace = true, optional = true }
 
 [dev-dependencies]
 
 [features]
 default = []
 memio = []
-static = ["libz-sys/static", "hdf5-sys/static", "hdf5-sys/hl", "hdf5-sys/deprecated", "hdf5-sys/zlib", "netcdf-src", "curl-sys?/static-curl", "curl-sys?/static-ssl"]
+static = ["libz-sys/static", "hdf5-sys/static", "hdf5-sys/hl", "hdf5-sys/deprecated", "hdf5-sys/zlib", "dep:netcdf-src", "curl-sys?/static-curl", "curl-sys?/static-ssl"]
 dap = ["dep:curl-sys"]
 
 [build-dependencies]
diff --git a/netcdf/Cargo.toml b/netcdf/Cargo.toml
index 2f4d292..3f305ba 100644
--- a/netcdf/Cargo.toml
+++ b/netcdf/Cargo.toml
@@ -21,12 +21,12 @@ static = ["netcdf-sys/static"]
 
 [dependencies]
 ndarray = { version = "0.15", optional = true }
-netcdf-sys = { path = "../netcdf-sys", version = "0.6.0" }
-bitflags = "1.2.1"
+netcdf-sys = { workspace = true }
+bitflags = "2.4.2"
 
 [dev-dependencies]
+clap = { version = "4.5.1", features = ["derive"] }
 tempfile = "3.1.0"
-structopt = "0.3.3"
 
 [package.metadata.docs.rs]
 features = ["static"]
diff --git a/netcdf/examples/ncdump.rs b/netcdf/examples/ncdump.rs
index fa88aa9..e4d2782 100644
--- a/netcdf/examples/ncdump.rs
+++ b/netcdf/examples/ncdump.rs
@@ -1,12 +1,12 @@
-use structopt::StructOpt;
+use clap::Parser;
 
-#[derive(Debug, StructOpt)]
+#[derive(Debug, Parser)]
 struct Opt {
     path: std::path::PathBuf,
 }
 
 fn main() {
-    let opt = Opt::from_args();
+    let opt = Opt::parse();
 
     match run(&opt.path) {
         Err(e) => {