diff --git a/cli/src/main/kotlin/com/bazel_diff/bazel/BazelClient.kt b/cli/src/main/kotlin/com/bazel_diff/bazel/BazelClient.kt
index ac48159..2e75997 100644
--- a/cli/src/main/kotlin/com/bazel_diff/bazel/BazelClient.kt
+++ b/cli/src/main/kotlin/com/bazel_diff/bazel/BazelClient.kt
@@ -5,18 +5,17 @@ import com.google.devtools.build.lib.query2.proto.proto2api.Build
 import org.koin.core.component.KoinComponent
 import org.koin.core.component.inject
 import java.util.concurrent.ConcurrentMap
-import kotlin.time.ExperimentalTime
-import kotlin.time.measureTimedValue
+import java.util.Calendar
 
 class BazelClient : KoinComponent {
     private val logger: Logger by inject()
     private val queryService: BazelQueryService by inject()
 
-    @OptIn(ExperimentalTime::class)
     suspend fun queryAllTargets(): List<BazelTarget> {
-        val (targets, queryDuration) = measureTimedValue {
-            queryService.query("'//external:all-targets' + '//...:all-targets'")
-        }
+        var calendar = Calendar.getInstance()
+        val queryEpoch = calendar.getTimeInMillis()
+        val targets = queryService.query("'//external:all-targets' + '//...:all-targets'")
+        val queryDuration = calendar.getTimeInMillis() - queryEpoch
         logger.i { "All targets queried in $queryDuration" }
         return targets.mapNotNull { target: Build.Target ->
             when (target.type) {
@@ -35,11 +34,11 @@ class BazelClient : KoinComponent {
         }
     }
 
-    @OptIn(ExperimentalTime::class)
     suspend fun queryAllSourcefileTargets(): List<Build.Target> {
-        val (targets, queryDuration) = measureTimedValue {
-            queryService.query("kind('source file', //...:all-targets)")
-        }
+        var calendar = Calendar.getInstance()
+        val queryEpoch = calendar.getTimeInMillis()
+        val targets = queryService.query("kind('source file', //...:all-targets)")
+        val queryDuration = calendar.getTimeInMillis() - queryEpoch
         logger.i { "All source files queried in $queryDuration" }
 
         return targets
diff --git a/cli/src/main/kotlin/com/bazel_diff/hash/BuildGraphHasher.kt b/cli/src/main/kotlin/com/bazel_diff/hash/BuildGraphHasher.kt
index 5a8a2b8..9a9c003 100644
--- a/cli/src/main/kotlin/com/bazel_diff/hash/BuildGraphHasher.kt
+++ b/cli/src/main/kotlin/com/bazel_diff/hash/BuildGraphHasher.kt
@@ -19,15 +19,13 @@ import java.util.concurrent.ConcurrentMap
 import java.util.concurrent.atomic.AtomicReference
 import java.util.stream.Collectors
 import kotlin.io.path.readBytes
-import kotlin.time.ExperimentalTime
-import kotlin.time.measureTimedValue
+import java.util.Calendar
 
 class BuildGraphHasher(private val bazelClient: BazelClient) : KoinComponent {
     private val targetHasher: TargetHasher by inject()
     private val sourceFileHasher: SourceFileHasher by inject()
     private val logger: Logger by inject()
 
-    @OptIn(ExperimentalTime::class)
     fun hashAllBazelTargetsAndSourcefiles(seedFilepaths: Set<Path> = emptySet()): Map<String, String> {
         /**
          * Bazel will lock parallel queries but this is still allowing us to hash source files while executing a parallel query
@@ -45,9 +43,10 @@ class BuildGraphHasher(private val bazelClient: BazelClient) : KoinComponent {
              * Querying targets and source hashing is done in parallel
              */
             val sourceDigestsFuture = async(Dispatchers.IO) {
-                val (sourceFileTargets, sourceHashDuration) = measureTimedValue {
-                    hashSourcefiles(sourceTargets)
-                }
+                var calendar = Calendar.getInstance()
+                val sourceHashDurationEpoch = calendar.getTimeInMillis()
+                val sourceFileTargets = hashSourcefiles(sourceTargets)
+                val sourceHashDuration = calendar.getTimeInMillis() - sourceHashDurationEpoch
                 logger.i { "Source file hashes calculated in $sourceHashDuration" }
                 sourceFileTargets
             }
diff --git a/cli/src/main/kotlin/com/bazel_diff/interactor/GenerateHashesInteractor.kt b/cli/src/main/kotlin/com/bazel_diff/interactor/GenerateHashesInteractor.kt
index 53dd1b9..cc5e151 100644
--- a/cli/src/main/kotlin/com/bazel_diff/interactor/GenerateHashesInteractor.kt
+++ b/cli/src/main/kotlin/com/bazel_diff/interactor/GenerateHashesInteractor.kt
@@ -11,36 +11,35 @@ import java.io.FileDescriptor
 import java.io.FileReader
 import java.io.FileWriter
 import java.nio.file.Path
-import kotlin.time.ExperimentalTime
-import kotlin.time.measureTime
+import java.util.Calendar
 
 class GenerateHashesInteractor : KoinComponent {
     private val buildGraphHasher: BuildGraphHasher by inject()
     private val logger: Logger by inject()
     private val gson: Gson by inject()
 
-    @OptIn(ExperimentalTime::class)
     fun execute(seedFilepaths: File?, outputPath: File?): Boolean {
         return try {
-            val duration = measureTime {
-                var seedFilepathsSet: Set<Path> = when {
-                    seedFilepaths != null -> {
-                        BufferedReader(FileReader(seedFilepaths)).use {
-                            it.readLines()
-                                .map { line: String -> File(line).toPath() }
-                                .toSet()
-                        }
+            var calendar = Calendar.getInstance()
+            val epoch = calendar.getTimeInMillis()
+            var seedFilepathsSet: Set<Path> = when {
+                seedFilepaths != null -> {
+                    BufferedReader(FileReader(seedFilepaths)).use {
+                        it.readLines()
+                            .map { line: String -> File(line).toPath() }
+                            .toSet()
                     }
-                    else -> emptySet()
-                }
-                val hashes = buildGraphHasher.hashAllBazelTargetsAndSourcefiles(seedFilepathsSet)
-                when (outputPath) {
-                    null -> FileWriter(FileDescriptor.out)
-                    else -> FileWriter(outputPath)
-                }.use {
-                    it.write(gson.toJson(hashes))
                 }
+                else -> emptySet()
+            }
+            val hashes = buildGraphHasher.hashAllBazelTargetsAndSourcefiles(seedFilepathsSet)
+            when (outputPath) {
+                null -> FileWriter(FileDescriptor.out)
+                else -> FileWriter(outputPath)
+            }.use {
+                it.write(gson.toJson(hashes))
             }
+            val duration = calendar.getTimeInMillis() - epoch;
             logger.i { "generate-hashes finished in $duration" }
             true
         } catch (e: Exception) {