diff --git a/diktat-rules/src/main/kotlin/org/cqfn/diktat/ruleset/rules/TypeAliasRule.kt b/diktat-rules/src/main/kotlin/org/cqfn/diktat/ruleset/rules/TypeAliasRule.kt
index f7c6c7edfc..2abc7e1709 100644
--- a/diktat-rules/src/main/kotlin/org/cqfn/diktat/ruleset/rules/TypeAliasRule.kt
+++ b/diktat-rules/src/main/kotlin/org/cqfn/diktat/ruleset/rules/TypeAliasRule.kt
@@ -36,7 +36,7 @@ class TypeAliasRule(private val configRules: List<RulesConfig>) : Rule("type-ali
         if (node.elementType == TYPE_REFERENCE && node
             .parents()
             .map { it.elementType }
-            .none { it == SUPER_TYPE_LIST || it == TYPEALIAS}) {
+            .none { it == SUPER_TYPE_LIST || it == TYPEALIAS }) {
             checkTypeReference(node, TypeAliasConfiguration(configRules.getRuleConfig(TYPE_ALIAS)?.configuration ?: emptyMap()))
         }
     }
diff --git a/diktat-rules/src/main/kotlin/org/cqfn/diktat/ruleset/rules/UselessSupertype.kt b/diktat-rules/src/main/kotlin/org/cqfn/diktat/ruleset/rules/UselessSupertype.kt
index 7c0ef69d93..598f963bb0 100644
--- a/diktat-rules/src/main/kotlin/org/cqfn/diktat/ruleset/rules/UselessSupertype.kt
+++ b/diktat-rules/src/main/kotlin/org/cqfn/diktat/ruleset/rules/UselessSupertype.kt
@@ -139,7 +139,7 @@ class UselessSupertype(private val configRules: List<RulesConfig>) : Rule("usele
                             it.getIdentifierName()!!.text in methodsName
                 }
             overrideFunctions.forEach {
-                functionNameMap.compute(it.getIdentifierName()!!.text) { _, oldValue -> (oldValue ?: 0) + 1}
+                functionNameMap.compute(it.getIdentifierName()!!.text) { _, oldValue -> (oldValue ?: 0) + 1 }
             }
         }
         return functionNameMap.toMap()
diff --git a/diktat-rules/src/main/kotlin/org/cqfn/diktat/ruleset/utils/KotlinParser.kt b/diktat-rules/src/main/kotlin/org/cqfn/diktat/ruleset/utils/KotlinParser.kt
index 8243f21656..d5e0cbc0a6 100644
--- a/diktat-rules/src/main/kotlin/org/cqfn/diktat/ruleset/utils/KotlinParser.kt
+++ b/diktat-rules/src/main/kotlin/org/cqfn/diktat/ruleset/utils/KotlinParser.kt
@@ -50,7 +50,7 @@ class KotlinParser {
             }
         }  // I don't really understand what's going on here, but thanks to this, you can use this node in the future
         val project = KotlinCoreEnvironment.createForProduction(
-            Disposable {},
+            Disposable { },
             compilerConfiguration,
             EnvironmentConfigFiles.JVM_CONFIG_FILES
         ).project  // create project