diff --git a/src/cmd/extrinsics/call.rs b/src/cmd/extrinsics/call.rs
index 790a2146c4aea3d7705dc44d6fcbae614225e8c3..1b122314fc39979f1d7aa39a730757a1b01d9f7d 100644
--- a/src/cmd/extrinsics/call.rs
+++ b/src/cmd/extrinsics/call.rs
@@ -89,7 +89,7 @@ impl CallCommand {
         let signer = super::pair_signer(self.extrinsic_opts.signer()?);
 
         async_std::task::block_on(async {
-            let url = self.extrinsic_opts.url.to_string();
+            let url = self.extrinsic_opts.url_to_string();
             let api = ClientBuilder::new()
                 .set_url(&url)
                 .build()
@@ -111,7 +111,7 @@ impl CallCommand {
         signer: &PairSigner,
         transcoder: &ContractMessageTranscoder<'_>,
     ) -> Result<()> {
-        let url = self.extrinsic_opts.url.to_string();
+        let url = self.extrinsic_opts.url_to_string();
         let cli = WsClientBuilder::default().build(&url).await?;
         let storage_deposit_limit = self
             .extrinsic_opts
diff --git a/src/cmd/extrinsics/instantiate.rs b/src/cmd/extrinsics/instantiate.rs
index 41a3354c5c9faf0c5b894c42410c64fc483931de..6033198b1d0b2e339d92bef87982b802542d64db 100644
--- a/src/cmd/extrinsics/instantiate.rs
+++ b/src/cmd/extrinsics/instantiate.rs
@@ -136,7 +136,7 @@ impl InstantiateCommand {
         let transcoder = ContractMessageTranscoder::new(&contract_metadata);
         let data = transcoder.encode(&self.constructor, &self.args)?;
         let signer = super::pair_signer(self.extrinsic_opts.signer()?);
-        let url = self.extrinsic_opts.url.clone();
+        let url = self.extrinsic_opts.url_to_string();
         let verbosity = self.extrinsic_opts.verbosity()?;
 
         fn load_code(wasm_path: &Path) -> Result<Code> {
@@ -195,7 +195,7 @@ struct InstantiateArgs {
 pub struct Exec<'a> {
     args: InstantiateArgs,
     verbosity: Verbosity,
-    url: url::Url,
+    url: String,
     signer: PairSigner,
     transcoder: ContractMessageTranscoder<'a>,
 }
@@ -203,7 +203,7 @@ pub struct Exec<'a> {
 impl<'a> Exec<'a> {
     async fn subxt_api(&self) -> Result<RuntimeApi> {
         let api = ClientBuilder::new()
-            .set_url(self.url.to_string())
+            .set_url(&self.url)
             .build()
             .await?
             .to_runtime_api::<RuntimeApi>();
@@ -326,8 +326,7 @@ impl<'a> Exec<'a> {
     }
 
     async fn instantiate_dry_run(&self, code: Code) -> Result<ContractInstantiateResult> {
-        let url = self.url.to_string();
-        let cli = WsClientBuilder::default().build(&url).await?;
+        let cli = WsClientBuilder::default().build(&self.url).await?;
         let storage_deposit_limit = self
             .args
             .storage_deposit_limit
diff --git a/src/cmd/extrinsics/mod.rs b/src/cmd/extrinsics/mod.rs
index 9224ad74d5e7f3b0dbeea705a33531898281ac60..2b5ed065bbbd600c04a9dcedfe5356aea5c3f4cc 100644
--- a/src/cmd/extrinsics/mod.rs
+++ b/src/cmd/extrinsics/mod.rs
@@ -111,6 +111,18 @@ impl ExtrinsicOpts {
     pub fn verbosity(&self) -> Result<Verbosity> {
         TryFrom::try_from(&self.verbosity)
     }
+
+    /// Convert URL to String without omitting the default port
+    pub fn url_to_string(&self) -> String {
+        let mut res = self.url.to_string();
+        match (self.url.port(), self.url.port_or_known_default()) {
+            (None, Some(port)) => {
+                res.insert_str(res.len() - 1, &format!(":{}", port));
+                res
+            }
+            _ => res,
+        }
+    }
 }
 
 /// For a contract project with its `Cargo.toml` at the specified `manifest_path`, load the cargo
diff --git a/src/cmd/extrinsics/upload.rs b/src/cmd/extrinsics/upload.rs
index 8fd5f792cb2349d962f9cc5379e485c8d38dc129..2207c87c1663c8df31899a34cf982bac375c1707 100644
--- a/src/cmd/extrinsics/upload.rs
+++ b/src/cmd/extrinsics/upload.rs
@@ -82,7 +82,7 @@ impl UploadCommand {
             .context(format!("Failed to read from {}", wasm_path.display()))?;
 
         async_std::task::block_on(async {
-            let url = self.extrinsic_opts.url.to_string();
+            let url = self.extrinsic_opts.url_to_string();
             let api = ClientBuilder::new()
                 .set_url(&url)
                 .build()
@@ -121,7 +121,7 @@ impl UploadCommand {
         code: Vec<u8>,
         signer: &PairSigner,
     ) -> Result<CodeUploadResult> {
-        let url = self.extrinsic_opts.url.to_string();
+        let url = self.extrinsic_opts.url_to_string();
         let cli = WsClientBuilder::default().build(&url).await?;
         let storage_deposit_limit = self
             .extrinsic_opts