diff --git a/idea/idea-new-project-wizard/src/org/jetbrains/kotlin/tools/projectWizard/wizard/ui/secondStep/ModuleSettingsComponent.kt b/idea/idea-new-project-wizard/src/org/jetbrains/kotlin/tools/projectWizard/wizard/ui/secondStep/ModuleSettingsComponent.kt
index 7233a9f60ee..3f655885171 100644
--- a/idea/idea-new-project-wizard/src/org/jetbrains/kotlin/tools/projectWizard/wizard/ui/secondStep/ModuleSettingsComponent.kt
+++ b/idea/idea-new-project-wizard/src/org/jetbrains/kotlin/tools/projectWizard/wizard/ui/secondStep/ModuleSettingsComponent.kt
@@ -1,16 +1,17 @@
 package org.jetbrains.kotlin.tools.projectWizard.wizard.ui.secondStep
 
 import com.intellij.ui.components.JBTabbedPane
-import com.intellij.ui.components.panels.VerticalLayout
-import org.jetbrains.kotlin.tools.projectWizard.core.entity.StringValidators
 import org.jetbrains.kotlin.tools.projectWizard.core.ValuesReadingContext
-import org.jetbrains.kotlin.tools.projectWizard.moduleConfigurators.ModuleConfigurator
+import org.jetbrains.kotlin.tools.projectWizard.core.entity.StringValidators
 import org.jetbrains.kotlin.tools.projectWizard.moduleConfigurators.configuratorSettings
 import org.jetbrains.kotlin.tools.projectWizard.plugins.kotlin.ModuleType
-import org.jetbrains.kotlin.tools.projectWizard.settings.buildsystem.*
-import org.jetbrains.kotlin.tools.projectWizard.wizard.ui.*
-import org.jetbrains.kotlin.tools.projectWizard.wizard.ui.components.DropDownComponent
+import org.jetbrains.kotlin.tools.projectWizard.settings.buildsystem.Module
+import org.jetbrains.kotlin.tools.projectWizard.settings.buildsystem.Module.Companion.ALLOWED_SPECIAL_CHARS_IN_MODULE_NAMES
+import org.jetbrains.kotlin.tools.projectWizard.settings.buildsystem.ModuleKind
+import org.jetbrains.kotlin.tools.projectWizard.wizard.ui.DynamicComponent
+import org.jetbrains.kotlin.tools.projectWizard.wizard.ui.UiConstants
 import org.jetbrains.kotlin.tools.projectWizard.wizard.ui.components.TextFieldComponent
+import org.jetbrains.kotlin.tools.projectWizard.wizard.ui.panel
 import org.jetbrains.kotlin.tools.projectWizard.wizard.ui.setting.SettingsList
 import java.awt.BorderLayout
 import javax.swing.BorderFactory
@@ -19,7 +20,7 @@ import javax.swing.JComponent
 class ModuleSettingsComponent(valuesReadingContext: ValuesReadingContext) : DynamicComponent(valuesReadingContext) {
     private val validateModuleName =
         StringValidators.shouldNotBeBlank("Module name") and
-                StringValidators.shouldBeValidIdentifier("Module Name")
+                StringValidators.shouldBeValidIdentifier("Module Name", ALLOWED_SPECIAL_CHARS_IN_MODULE_NAMES)
 
     private val moduleConfiguratorSettingsList = SettingsList(emptyList(), valuesReadingContext).asSubComponent()
     private val templateComponent = TemplatesComponent(valuesReadingContext).asSubComponent()
diff --git a/libraries/tools/new-project-wizard/src/org/jetbrains/kotlin/tools/projectWizard/core/entity/SettingValidator.kt b/libraries/tools/new-project-wizard/src/org/jetbrains/kotlin/tools/projectWizard/core/entity/SettingValidator.kt
index ff103d4198c..37783228665 100644
--- a/libraries/tools/new-project-wizard/src/org/jetbrains/kotlin/tools/projectWizard/core/entity/SettingValidator.kt
+++ b/libraries/tools/new-project-wizard/src/org/jetbrains/kotlin/tools/projectWizard/core/entity/SettingValidator.kt
@@ -31,15 +31,18 @@ object StringValidators {
         else ValidationResult.OK
     }
 
-    fun shouldBeValidIdentifier(name: String) = settingValidator { value: String ->
-        if (value.any { char -> !char.isLetterOrDigit() && char !in ALLOWED_SPECIAL_CHARS_FOR_IDENTIFIERS })
+    fun shouldBeValidIdentifier(name: String, allowedExtraSymbols: Set<Char>) = settingValidator { value: String ->
+        if (value.any { char -> !char.isLetterOrDigit() && char !in allowedExtraSymbols }) {
+            val allowedExtraSymbolsStringified = allowedExtraSymbols
+                .takeIf { it.isNotEmpty() }
+                ?.joinToString(separator = ", ") { char -> "'$char'" }
+                ?.let { chars -> ", and symbols: $chars" }
+                .orEmpty()
             ValidationResult.ValidationError(
-                "${name.capitalize()} should consist only of letters, digits, '_', or '-'"
+                "${name.capitalize()} should consist only of letters, digits$allowedExtraSymbolsStringified"
             )
-        else ValidationResult.OK
+        } else ValidationResult.OK
     }
-
-    private val ALLOWED_SPECIAL_CHARS_FOR_IDENTIFIERS = setOf('_', '-')
 }
 
 fun List<ValidationResult>.fold() = fold(ValidationResult.OK, ValidationResult::and)
diff --git a/libraries/tools/new-project-wizard/src/org/jetbrains/kotlin/tools/projectWizard/plugins/StructurePlugin.kt b/libraries/tools/new-project-wizard/src/org/jetbrains/kotlin/tools/projectWizard/plugins/StructurePlugin.kt
index 3b78fd46968..0ba3e1a013a 100644
--- a/libraries/tools/new-project-wizard/src/org/jetbrains/kotlin/tools/projectWizard/plugins/StructurePlugin.kt
+++ b/libraries/tools/new-project-wizard/src/org/jetbrains/kotlin/tools/projectWizard/plugins/StructurePlugin.kt
@@ -3,6 +3,7 @@ package org.jetbrains.kotlin.tools.projectWizard.plugins
 import org.jetbrains.kotlin.tools.projectWizard.core.Context
 import org.jetbrains.kotlin.tools.projectWizard.core.Plugin
 import org.jetbrains.kotlin.tools.projectWizard.core.TaskRunningContext
+import org.jetbrains.kotlin.tools.projectWizard.core.entity.StringValidators
 import org.jetbrains.kotlin.tools.projectWizard.core.entity.reference
 import org.jetbrains.kotlin.tools.projectWizard.core.pathParser
 import org.jetbrains.kotlin.tools.projectWizard.core.service.FileSystemWizardService
@@ -19,12 +20,15 @@ class StructurePlugin(context: Context) : Plugin(context) {
 
     val groupId by stringSetting("Group ID", GenerationPhase.PROJECT_GENERATION) {
         shouldNotBeBlank()
+        validate(StringValidators.shouldBeValidIdentifier("Group ID", setOf('.', '_')))
     }
     val artifactId by stringSetting("Artifact ID", GenerationPhase.PROJECT_GENERATION) {
         shouldNotBeBlank()
+        validate(StringValidators.shouldBeValidIdentifier("Artifact ID", setOf('_')))
     }
     val version by stringSetting("Version", GenerationPhase.PROJECT_GENERATION) {
         shouldNotBeBlank()
+        validate(StringValidators.shouldBeValidIdentifier("Version", setOf('_', '-', '.')))
         defaultValue = "1.0-SNAPSHOT"
     }
 
diff --git a/libraries/tools/new-project-wizard/src/org/jetbrains/kotlin/tools/projectWizard/settings/buildsystem/Module.kt b/libraries/tools/new-project-wizard/src/org/jetbrains/kotlin/tools/projectWizard/settings/buildsystem/Module.kt
index e513d4cf241..ba7e49d26ed 100644
--- a/libraries/tools/new-project-wizard/src/org/jetbrains/kotlin/tools/projectWizard/settings/buildsystem/Module.kt
+++ b/libraries/tools/new-project-wizard/src/org/jetbrains/kotlin/tools/projectWizard/settings/buildsystem/Module.kt
@@ -31,7 +31,7 @@ class Module(
     override val validator: SettingValidator<Module> = settingValidator<Module> { module ->
         StringValidators.shouldNotBeBlank("Module name").validate(this, module.name)
     } and settingValidator { module ->
-        StringValidators.shouldBeValidIdentifier("Module name `$name`").validate(this, module.name)
+        StringValidators.shouldBeValidIdentifier("Module name `$name`", ALLOWED_SPECIAL_CHARS_IN_MODULE_NAMES).validate(this, module.name)
     } and settingValidator { module ->
         withSettingsOf(module) {
             configurator.settings.map { setting ->
@@ -81,6 +81,8 @@ class Module(
     }
 
     companion object {
+        val ALLOWED_SPECIAL_CHARS_IN_MODULE_NAMES = setOf('-', '_')
+
         val parser: Parser<Module> = mapParser { map, path ->
             val (name) = map.parseValue<String>(path, "name")
             val identificator = GeneratedIdentificator(name)