diff --git a/java/compiler/impl/src/com/intellij/openapi/compiler/util/InspectionValidatorWrapper.java b/java/compiler/impl/src/com/intellij/openapi/compiler/util/InspectionValidatorWrapper.java
index dec448152016..5365385115d3 100644
--- a/java/compiler/impl/src/com/intellij/openapi/compiler/util/InspectionValidatorWrapper.java
+++ b/java/compiler/impl/src/com/intellij/openapi/compiler/util/InspectionValidatorWrapper.java
@@ -45,6 +45,7 @@ import com.intellij.psi.xml.XmlFile;
 import com.intellij.util.Processor;
 import com.intellij.util.containers.ContainerUtil;
 import com.intellij.util.containers.hash.LinkedHashMap;
+import org.jetbrains.annotations.Nls;
 import org.jetbrains.annotations.NotNull;
 import org.jetbrains.annotations.Nullable;
 
@@ -376,6 +377,7 @@ public class InspectionValidatorWrapper implements Validator {
 
   @Override
   @NotNull
+  @Nls
   public String getDescription() {
     return myValidator.getDescription();
   }
diff --git a/java/compiler/openapi/src/com/intellij/openapi/compiler/Compiler.java b/java/compiler/openapi/src/com/intellij/openapi/compiler/Compiler.java
index 762c8c54ab98..5393a7d5abb3 100644
--- a/java/compiler/openapi/src/com/intellij/openapi/compiler/Compiler.java
+++ b/java/compiler/openapi/src/com/intellij/openapi/compiler/Compiler.java
@@ -2,6 +2,7 @@
 package com.intellij.openapi.compiler;
 
 import com.intellij.openapi.extensions.ProjectExtensionPointName;
+import org.jetbrains.annotations.Nls;
 import org.jetbrains.annotations.NotNull;
 
 /**
@@ -22,6 +23,7 @@ public interface Compiler {
    * @return the description string.
    */
   @NotNull
+  @Nls
   String getDescription();
 
   /**
diff --git a/java/compiler/openapi/src/com/intellij/openapi/compiler/util/InspectionValidator.java b/java/compiler/openapi/src/com/intellij/openapi/compiler/util/InspectionValidator.java
index 3ec3910387b5..9923114f143b 100644
--- a/java/compiler/openapi/src/com/intellij/openapi/compiler/util/InspectionValidator.java
+++ b/java/compiler/openapi/src/com/intellij/openapi/compiler/util/InspectionValidator.java
@@ -44,7 +44,7 @@ import java.util.Map;
 public abstract class InspectionValidator {
   public static final ProjectExtensionPointName<InspectionValidator> EP_NAME = new ProjectExtensionPointName<>("com.intellij.compiler.inspectionValidator");
   private final String myId;
-  private final String myDescription;
+  private final @Nls String myDescription;
   private final @NlsContexts.ProgressText String myProgressIndicatorText;
 
   private final Class<? extends LocalInspectionTool> @Nullable [] myInspectionToolClasses;
@@ -80,7 +80,6 @@ public abstract class InspectionValidator {
     return Collections.emptyList();
   }
 
-  @SuppressWarnings("unchecked")
   public Class<? extends LocalInspectionTool> @NotNull [] getInspectionToolClasses(final CompileContext context) {
     if (myInspectionToolClasses != null) {
       return myInspectionToolClasses;
@@ -94,7 +93,7 @@ public abstract class InspectionValidator {
     return myId;
   }
 
-  public final String getDescription() {
+  public final @Nls String getDescription() {
     return myDescription;
   }