diff --git a/Cargo.lock b/Cargo.lock
index 54e8bcbf963c00..ef0ca3b1bcf873 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -3646,7 +3646,6 @@ dependencies = [
  "solana-program-runtime",
  "solana-sdk",
  "solana_rbpf",
- "time 0.3.5",
 ]
 
 [[package]]
@@ -6218,7 +6217,6 @@ dependencies = [
  "solana-sdk",
  "subtle",
  "thiserror",
- "time 0.1.43",
  "zeroize",
 ]
 
@@ -6652,15 +6650,6 @@ dependencies = [
  "winapi 0.3.9",
 ]
 
-[[package]]
-name = "time"
-version = "0.3.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "41effe7cfa8af36f439fac33861b66b049edc6f9a32331e2312660529c1c24ad"
-dependencies = [
- "libc",
-]
-
 [[package]]
 name = "time-macros"
 version = "0.1.1"
diff --git a/rbpf-cli/Cargo.toml b/rbpf-cli/Cargo.toml
index 9d11d3dd64a6ea..1f06294937878d 100644
--- a/rbpf-cli/Cargo.toml
+++ b/rbpf-cli/Cargo.toml
@@ -18,4 +18,3 @@ solana-logger = { path = "../logger", version = "=1.10.0" }
 solana-program-runtime = { path = "../program-runtime", version = "=1.10.0" }
 solana-sdk = { path = "../sdk", version = "=1.10.0" }
 solana_rbpf = "=0.2.21"
-time = "0.3.5"
diff --git a/rbpf-cli/src/main.rs b/rbpf-cli/src/main.rs
index 98a2951ba2b229..be056248fce45d 100644
--- a/rbpf-cli/src/main.rs
+++ b/rbpf-cli/src/main.rs
@@ -22,8 +22,8 @@ use {
         fs::File,
         io::{Read, Seek, SeekFrom},
         path::Path,
+        time::Instant,
     },
-    time::Instant,
 };
 
 #[derive(Serialize, Deserialize, Debug)]
@@ -296,7 +296,7 @@ native machine code before execting it in the virtual machine.",
     let duration = Instant::now() - start_time;
     println!("Result: {:?}", result);
     println!("Instruction Count: {}", vm.get_total_instruction_count());
-    println!("Execution time: {} us", duration.whole_microseconds());
+    println!("Execution time: {} us", duration.as_micros());
     if matches.is_present("trace") {
         println!("Trace is saved in trace.out");
         let mut file = File::create("trace.out").unwrap();
diff --git a/zk-token-sdk/Cargo.toml b/zk-token-sdk/Cargo.toml
index 88e8e341886800..288ad77382b746 100644
--- a/zk-token-sdk/Cargo.toml
+++ b/zk-token-sdk/Cargo.toml
@@ -33,8 +33,5 @@ subtle = "2"
 thiserror = "1"
 zeroize = { version = "1.3", default-features = false, features = ["zeroize_derive"] }
 
-[dev-dependencies]
-time = "0.1.40"
-
 [lib]
 crate-type = ["cdylib", "rlib"]
diff --git a/zk-token-sdk/src/encryption/discrete_log.rs b/zk-token-sdk/src/encryption/discrete_log.rs
index 5f7c92879eaca4..a704ef80622306 100644
--- a/zk-token-sdk/src/encryption/discrete_log.rs
+++ b/zk-token-sdk/src/encryption/discrete_log.rs
@@ -113,7 +113,9 @@ impl Iterator for RistrettoIterator {
 
 #[cfg(test)]
 mod tests {
-    use {super::*, curve25519_dalek::constants::RISTRETTO_BASEPOINT_POINT as G};
+    use {
+        super::*, curve25519_dalek::constants::RISTRETTO_BASEPOINT_POINT as G, std::time::Instant,
+    };
 
     #[test]
     #[allow(non_snake_case)]
@@ -147,23 +149,17 @@ mod tests {
         };
 
         // Very informal measurements for now
-        let start_precomputation = time::precise_time_s();
+        let start_precomputation = Instant::now();
         let precomputed_hashmap = decode_u32_precomputation(G);
-        let end_precomputation = time::precise_time_s();
+        let precomputation_secs = start_precomputation.elapsed().as_secs_f64();
 
-        let start_online = time::precise_time_s();
+        let start_online = Instant::now();
         let computed_amount = instance.decode_u32_online(&precomputed_hashmap).unwrap();
-        let end_online = time::precise_time_s();
+        let online_secs = start_online.elapsed().as_secs_f64();
 
         assert_eq!(amount, computed_amount);
 
-        println!(
-            "16/16 Split precomputation: {:?} sec",
-            end_precomputation - start_precomputation
-        );
-        println!(
-            "16/16 Split online computation: {:?} sec",
-            end_online - start_online
-        );
+        println!("16/16 Split precomputation: {:?} sec", precomputation_secs);
+        println!("16/16 Split online computation: {:?} sec", online_secs);
     }
 }