diff --git a/libraries/tools/kotlin-maven-plugin/src/main/java/org/jetbrains/kotlin/maven/ExecuteKotlinScriptMojo.java b/libraries/tools/kotlin-maven-plugin/src/main/java/org/jetbrains/kotlin/maven/ExecuteKotlinScriptMojo.java
index 549cf42fed5..39dee5626ff 100644
--- a/libraries/tools/kotlin-maven-plugin/src/main/java/org/jetbrains/kotlin/maven/ExecuteKotlinScriptMojo.java
+++ b/libraries/tools/kotlin-maven-plugin/src/main/java/org/jetbrains/kotlin/maven/ExecuteKotlinScriptMojo.java
@@ -75,7 +75,7 @@ import java.util.List;
  *     mojo.getLog().info("kotlin build script accessing build info of ${mojo.project.artifactId} project")
  * </code></pre>
  */
-@Mojo(name = "script", requiresDependencyResolution = ResolutionScope.COMPILE, threadSafe = false)
+@Mojo(name = "script", requiresDependencyResolution = ResolutionScope.COMPILE, threadSafe = true)
 public class ExecuteKotlinScriptMojo extends AbstractMojo {
     /**
      * The Kotlin script file to be executed.
diff --git a/libraries/tools/kotlin-maven-plugin/src/main/java/org/jetbrains/kotlin/maven/K2JSCompilerMojo.java b/libraries/tools/kotlin-maven-plugin/src/main/java/org/jetbrains/kotlin/maven/K2JSCompilerMojo.java
index e3ca10c036b..8290ac84061 100644
--- a/libraries/tools/kotlin-maven-plugin/src/main/java/org/jetbrains/kotlin/maven/K2JSCompilerMojo.java
+++ b/libraries/tools/kotlin-maven-plugin/src/main/java/org/jetbrains/kotlin/maven/K2JSCompilerMojo.java
@@ -47,7 +47,7 @@ import java.util.concurrent.locks.ReentrantLock;
  *
  * @noinspection UnusedDeclaration
  */
-@Mojo(name = "js", defaultPhase = LifecyclePhase.COMPILE, requiresDependencyResolution = ResolutionScope.COMPILE, threadSafe = false)
+@Mojo(name = "js", defaultPhase = LifecyclePhase.COMPILE, requiresDependencyResolution = ResolutionScope.COMPILE, threadSafe = true)
 public class K2JSCompilerMojo extends KotlinCompileMojoBase<K2JSCompilerArguments> {
 
     private static final String OUTPUT_DIRECTORIES_COLLECTOR_PROPERTY_NAME = "outputDirectoriesCollector";
diff --git a/libraries/tools/kotlin-maven-plugin/src/main/java/org/jetbrains/kotlin/maven/K2JVMCompileMojo.java b/libraries/tools/kotlin-maven-plugin/src/main/java/org/jetbrains/kotlin/maven/K2JVMCompileMojo.java
index e582adb80dc..abaa76339c8 100644
--- a/libraries/tools/kotlin-maven-plugin/src/main/java/org/jetbrains/kotlin/maven/K2JVMCompileMojo.java
+++ b/libraries/tools/kotlin-maven-plugin/src/main/java/org/jetbrains/kotlin/maven/K2JVMCompileMojo.java
@@ -40,7 +40,7 @@ import static org.jetbrains.kotlin.maven.Util.filterClassPath;
  *
  * @noinspection UnusedDeclaration
  */
-@Mojo(name = "compile", defaultPhase = LifecyclePhase.COMPILE, requiresDependencyResolution = ResolutionScope.COMPILE, threadSafe = false)
+@Mojo(name = "compile", defaultPhase = LifecyclePhase.COMPILE, requiresDependencyResolution = ResolutionScope.COMPILE, threadSafe = true)
 public class K2JVMCompileMojo extends KotlinCompileMojoBase<K2JVMCompilerArguments> {
     /**
      * Project classpath.
diff --git a/libraries/tools/kotlin-maven-plugin/src/main/java/org/jetbrains/kotlin/maven/KotlinTestCompileMojo.java b/libraries/tools/kotlin-maven-plugin/src/main/java/org/jetbrains/kotlin/maven/KotlinTestCompileMojo.java
index f8ad781a319..d34a001cf93 100644
--- a/libraries/tools/kotlin-maven-plugin/src/main/java/org/jetbrains/kotlin/maven/KotlinTestCompileMojo.java
+++ b/libraries/tools/kotlin-maven-plugin/src/main/java/org/jetbrains/kotlin/maven/KotlinTestCompileMojo.java
@@ -42,7 +42,7 @@ import java.util.List;
 @Mojo(name = "test-compile",
         defaultPhase = LifecyclePhase.TEST_COMPILE,
         requiresDependencyResolution = ResolutionScope.TEST,
-        threadSafe = false
+        threadSafe = true
 )
 public class KotlinTestCompileMojo extends K2JVMCompileMojo {
     /**
diff --git a/libraries/tools/kotlin-maven-plugin/src/main/java/org/jetbrains/kotlin/maven/MetadataMojo.java b/libraries/tools/kotlin-maven-plugin/src/main/java/org/jetbrains/kotlin/maven/MetadataMojo.java
index 5ddeef82c7e..9afbb34a6f2 100644
--- a/libraries/tools/kotlin-maven-plugin/src/main/java/org/jetbrains/kotlin/maven/MetadataMojo.java
+++ b/libraries/tools/kotlin-maven-plugin/src/main/java/org/jetbrains/kotlin/maven/MetadataMojo.java
@@ -18,7 +18,7 @@ import java.util.List;
 import static com.intellij.openapi.util.text.StringUtil.join;
 import static org.jetbrains.kotlin.maven.Util.filterClassPath;
 
-@Mojo(name = "metadata", defaultPhase = LifecyclePhase.PROCESS_SOURCES, requiresDependencyResolution = ResolutionScope.COMPILE, threadSafe = false)
+@Mojo(name = "metadata", defaultPhase = LifecyclePhase.PROCESS_SOURCES, requiresDependencyResolution = ResolutionScope.COMPILE, threadSafe = true)
 public class MetadataMojo extends KotlinCompileMojoBase<K2MetadataCompilerArguments> {
     @Parameter(defaultValue = "${project.compileClasspathElements}", required = true, readonly = true)
     public List<String> classpath;
diff --git a/libraries/tools/kotlin-maven-plugin/src/main/java/org/jetbrains/kotlin/maven/TestMetadataMojo.java b/libraries/tools/kotlin-maven-plugin/src/main/java/org/jetbrains/kotlin/maven/TestMetadataMojo.java
index d612d2daa48..3da12d177ba 100644
--- a/libraries/tools/kotlin-maven-plugin/src/main/java/org/jetbrains/kotlin/maven/TestMetadataMojo.java
+++ b/libraries/tools/kotlin-maven-plugin/src/main/java/org/jetbrains/kotlin/maven/TestMetadataMojo.java
@@ -13,7 +13,7 @@ import java.io.File;
 import java.util.List;
 
 @Mojo(name = "test-metadata", defaultPhase = LifecyclePhase.PROCESS_TEST_SOURCES, requiresDependencyResolution = ResolutionScope.TEST,
-        threadSafe = false
+        threadSafe = true
 )
 public class TestMetadataMojo extends MetadataMojo {
     @Parameter(property = "maven.test.skip", defaultValue = "false")