diff --git a/fdbserver/ConfigDatabaseUnitTests.actor.cpp b/fdbserver/ConfigDatabaseUnitTests.actor.cpp
index 3472fe28af..e41083e3a7 100644
--- a/fdbserver/ConfigDatabaseUnitTests.actor.cpp
+++ b/fdbserver/ConfigDatabaseUnitTests.actor.cpp
@@ -344,7 +344,7 @@ class TransactionEnvironment {
 		state Key configKey = encodeConfigKey(configClass, knobName);
 		state Optional<Value> value = wait(tr->get(configKey));
 		if (expected.present()) {
-			ASSERT_EQ(BinaryReader::fromStringRef<int64_t>(value.get(), Unversioned()), expected.get());
+			ASSERT_EQ(Tuple::unpack(value.get()).getInt(0), expected.get());
 		} else {
 			ASSERT(!value.present());
 		}
diff --git a/fdbserver/workloads/ConfigIncrement.actor.cpp b/fdbserver/workloads/ConfigIncrement.actor.cpp
index 3d709b03c4..fb8ae79974 100644
--- a/fdbserver/workloads/ConfigIncrement.actor.cpp
+++ b/fdbserver/workloads/ConfigIncrement.actor.cpp
@@ -44,7 +44,8 @@ class ConfigIncrementWorkload : public TestWorkload {
 		if (!serializedValue.present()) {
 			return 0;
 		} else {
-			int value = BinaryReader::fromStringRef<int>(serializedValue.get(), Unversioned());
+			Tuple t = Tuple::unpack(serializedValue.get());
+			int value = t.getInt(0);
 			te.detail("Value", value);
 			return value;
 		}