diff --git a/app/src/main/java/com/sadellie/unitto/screens/Utils.kt b/app/src/main/java/com/sadellie/unitto/screens/Utils.kt
index 79390496..64470bef 100644
--- a/app/src/main/java/com/sadellie/unitto/screens/Utils.kt
+++ b/app/src/main/java/com/sadellie/unitto/screens/Utils.kt
@@ -198,7 +198,7 @@ fun Sequence<AbstractUnit>.sortByLev(stringA: String): Sequence<AbstractUnit> {
         /**
          * Levenshtein Distance for this specific name of this unit
          *
-         * We use substring so that we compare not the whole unit name, but only part of it
+         * We use substring so that we compare not the whole unit name, but only part of it.
          * It's required because without it levDist will be too high for units with longer
          * names than the search query
          *
diff --git a/app/src/main/java/com/sadellie/unitto/screens/second/components/Header.kt b/app/src/main/java/com/sadellie/unitto/screens/second/components/Header.kt
index b5fbc6c3..2493132b 100644
--- a/app/src/main/java/com/sadellie/unitto/screens/second/components/Header.kt
+++ b/app/src/main/java/com/sadellie/unitto/screens/second/components/Header.kt
@@ -19,21 +19,13 @@
 package com.sadellie.unitto.screens.second.components
 
 import androidx.compose.foundation.background
-import androidx.compose.foundation.layout.fillMaxSize
 import androidx.compose.foundation.layout.fillMaxWidth
 import androidx.compose.foundation.layout.padding
-import androidx.compose.foundation.lazy.LazyColumn
-import androidx.compose.foundation.lazy.items
 import androidx.compose.material3.MaterialTheme
 import androidx.compose.material3.Text
 import androidx.compose.runtime.Composable
 import androidx.compose.ui.Modifier
-import androidx.compose.ui.res.stringResource
 import androidx.compose.ui.unit.dp
-import com.sadellie.unitto.data.units.AbstractUnit
-import com.sadellie.unitto.data.units.UnitGroup
-import com.sadellie.unitto.screens.Formatter
-import java.math.BigDecimal
 
 
 /**
diff --git a/app/src/test/java/com/sadellie/unitto/data/units/AllUnitsTest.kt b/app/src/test/java/com/sadellie/unitto/data/units/AllUnitsTest.kt
index 4f7659b8..ae0fefc2 100644
--- a/app/src/test/java/com/sadellie/unitto/data/units/AllUnitsTest.kt
+++ b/app/src/test/java/com/sadellie/unitto/data/units/AllUnitsTest.kt
@@ -30,7 +30,7 @@ import java.math.BigDecimal
 class AllUnitsTest {
 
     // Group and it's tested unit ids
-    var history: MutableMap<UnitGroup, Set<String>> = mutableMapOf()
+    private var history: MutableMap<UnitGroup, Set<String>> = mutableMapOf()
     private val allUnitsRepository = AllUnitsRepository()
 
     @Test