diff --git a/workspaces/Cargo.toml b/workspaces/Cargo.toml
index 3dcaab95..96b21e66 100644
--- a/workspaces/Cargo.toml
+++ b/workspaces/Cargo.toml
@@ -12,14 +12,13 @@ Library for automating workflows and testing NEAR smart contracts.
 [dependencies]
 async-trait = "0.1"
 async-process = "1.3"
-base64 = "0.13"
+base64 = "0.21"
 borsh = "0.10"
-bs58 = "0.4"
-cargo_metadata = { version = "0.15.4", optional = true }
+bs58 = "0.5"
+cargo_metadata = { version = "0.17", optional = true }
 cargo-near = "0.3.1"
 chrono = "0.4.19"
 fs2 = "0.4"
-hex = "0.4.2"
 rand = "0.8.4"
 reqwest = { version = "0.11", features = ["json"] }
 serde = "1.0"
diff --git a/workspaces/src/result.rs b/workspaces/src/result.rs
index 88890831..96e930e1 100644
--- a/workspaces/src/result.rs
+++ b/workspaces/src/result.rs
@@ -12,6 +12,8 @@ use near_primitives::views::{
 use crate::error::ErrorKind;
 use crate::types::{Balance, CryptoHash, Gas};
 
+use base64::{engine::general_purpose, Engine as _};
+
 pub type Result<T, E = crate::error::Error> = core::result::Result<T, E>;
 
 /// Execution related info as a result of performing a successful transaction
@@ -200,7 +202,7 @@ impl ExecutionFinalResult {
         match self.status {
             FinalExecutionStatus::SuccessValue(value) => Ok(ExecutionResult {
                 total_gas_burnt: self.total_gas_burnt,
-                value: Value::from_string(base64::encode(value)),
+                value: Value::from_string(general_purpose::STANDARD.encode(value)),
                 details: self.details,
             }),
             FinalExecutionStatus::Failure(tx_error) => Err(ExecutionResult {
@@ -435,7 +437,7 @@ impl ExecutionOutcome {
     pub fn into_result(self) -> Result<ValueOrReceiptId> {
         match self.status {
             ExecutionStatusView::SuccessValue(value) => Ok(ValueOrReceiptId::Value(
-                Value::from_string(base64::encode(value)),
+                Value::from_string(general_purpose::STANDARD.encode(value)),
             )),
             ExecutionStatusView::SuccessReceiptId(hash) => {
                 Ok(ValueOrReceiptId::ReceiptId(CryptoHash(hash.0)))
@@ -496,7 +498,9 @@ impl Value {
     /// [`json`]: Value::json
     /// [`borsh`]: Value::borsh
     pub fn raw_bytes(&self) -> Result<Vec<u8>> {
-        base64::decode(&self.repr).map_err(|e| ErrorKind::DataConversion.custom(e))
+        general_purpose::STANDARD
+            .decode(&self.repr)
+            .map_err(|e| ErrorKind::DataConversion.custom(e))
     }
 }
 
diff --git a/workspaces/tests/test-contracts/type-serialize/Cargo.toml b/workspaces/tests/test-contracts/type-serialize/Cargo.toml
index dbe8e76f..aaf37e99 100644
--- a/workspaces/tests/test-contracts/type-serialize/Cargo.toml
+++ b/workspaces/tests/test-contracts/type-serialize/Cargo.toml
@@ -8,8 +8,7 @@ edition = "2018"
 crate-type = ["cdylib"]
 
 [dependencies]
-anyhow = "1.0"
-bs58 = "0.4"
+bs58 = "0.5"
 near-sdk = "4.1"
 
 [profile.release]