diff --git a/plugins/terminal/sh/resources/intellij.terminal.sh.xml b/plugins/terminal/sh/resources/intellij.terminal.sh.xml
index 89ba3296515c..ccc949741aed 100644
--- a/plugins/terminal/sh/resources/intellij.terminal.sh.xml
+++ b/plugins/terminal/sh/resources/intellij.terminal.sh.xml
@@ -5,7 +5,7 @@
 
   <extensions defaultExtensionNs="com.intellij">
     <shellOccurrencesHighlightingSuppressor implementation="org.jetbrains.plugins.terminal.sh.prompt.TerminalPromptHighlightingSuppressor"/>
-    <applicationService serviceInterface="org.jetbrains.plugins.terminal.block.shellSupport.ShLangService"
-                        serviceImplementation="org.jetbrains.plugins.terminal.sh.prompt.ShLangServiceImpl"/>
+    <applicationService serviceInterface="org.jetbrains.plugins.terminal.block.shellSupport.TerminalShLangService"
+                        serviceImplementation="org.jetbrains.plugins.terminal.sh.prompt.TerminalShLangServiceImpl"/>
   </extensions>
 </idea-plugin>
\ No newline at end of file
diff --git a/plugins/terminal/sh/src/org/jetbrains/plugins/terminal/sh/prompt/ShLangServiceImpl.kt b/plugins/terminal/sh/src/org/jetbrains/plugins/terminal/sh/prompt/TerminalShLangServiceImpl.kt
similarity index 93%
rename from plugins/terminal/sh/src/org/jetbrains/plugins/terminal/sh/prompt/ShLangServiceImpl.kt
rename to plugins/terminal/sh/src/org/jetbrains/plugins/terminal/sh/prompt/TerminalShLangServiceImpl.kt
index 196d9546ba11..fb17554ede7b 100644
--- a/plugins/terminal/sh/src/org/jetbrains/plugins/terminal/sh/prompt/ShLangServiceImpl.kt
+++ b/plugins/terminal/sh/src/org/jetbrains/plugins/terminal/sh/prompt/TerminalShLangServiceImpl.kt
@@ -9,9 +9,9 @@ import com.intellij.sh.ShLanguage
 import com.intellij.sh.psi.ShCommandsList
 import com.intellij.sh.psi.ShFileElementType
 import com.intellij.sh.psi.ShSimpleCommand
-import org.jetbrains.plugins.terminal.block.shellSupport.ShLangService
+import org.jetbrains.plugins.terminal.block.shellSupport.TerminalShLangService
 
-class ShLangServiceImpl : ShLangService {
+internal class TerminalShLangServiceImpl : TerminalShLangService {
   override val promptContentElementType: IElementType
     get() = ShFileElementType.INSTANCE
 
diff --git a/plugins/terminal/src/org/jetbrains/plugins/terminal/block/shellSupport/BaseShSupport.kt b/plugins/terminal/src/org/jetbrains/plugins/terminal/block/shellSupport/BaseShSupport.kt
index a4f19f24d74b..c30a74aa6676 100644
--- a/plugins/terminal/src/org/jetbrains/plugins/terminal/block/shellSupport/BaseShSupport.kt
+++ b/plugins/terminal/src/org/jetbrains/plugins/terminal/block/shellSupport/BaseShSupport.kt
@@ -11,12 +11,12 @@ import org.jetbrains.plugins.terminal.exp.completion.TerminalShellSupport
 
 internal abstract class BaseShSupport : TerminalShellSupport {
   override val promptContentElementType: IElementType?
-    get() = serviceOrNull<ShLangService>()?.promptContentElementType
+    get() = serviceOrNull<TerminalShLangService>()?.promptContentElementType
 
   override val lineContinuationChar: Char = '\\'
 
   override fun getCommandTokens(project: Project, command: String): List<String>? {
-    return serviceOrNull<ShLangService>()?.getShellCommandTokens(project, command)
+    return serviceOrNull<TerminalShLangService>()?.getShellCommandTokens(project, command)
   }
 
   override fun parseAliases(aliasesDefinition: String): Map<String, String> {
diff --git a/plugins/terminal/src/org/jetbrains/plugins/terminal/block/shellSupport/ShLangService.kt b/plugins/terminal/src/org/jetbrains/plugins/terminal/block/shellSupport/TerminalShLangService.kt
similarity index 80%
rename from plugins/terminal/src/org/jetbrains/plugins/terminal/block/shellSupport/ShLangService.kt
rename to plugins/terminal/src/org/jetbrains/plugins/terminal/block/shellSupport/TerminalShLangService.kt
index 776699d56a06..1f97652fb058 100644
--- a/plugins/terminal/src/org/jetbrains/plugins/terminal/block/shellSupport/ShLangService.kt
+++ b/plugins/terminal/src/org/jetbrains/plugins/terminal/block/shellSupport/TerminalShLangService.kt
@@ -3,8 +3,10 @@ package org.jetbrains.plugins.terminal.block.shellSupport
 
 import com.intellij.openapi.project.Project
 import com.intellij.psi.tree.IElementType
+import org.jetbrains.annotations.ApiStatus
 
-interface ShLangService {
+@ApiStatus.Internal
+interface TerminalShLangService {
   val promptContentElementType: IElementType
 
   fun getShellCommandTokens(project: Project, command: String): List<String>?
diff --git a/plugins/terminal/src/org/jetbrains/plugins/terminal/block/shellSupport/powershell/PowerShellSupport.kt b/plugins/terminal/src/org/jetbrains/plugins/terminal/block/shellSupport/powershell/PowerShellSupport.kt
index 12bdcd86379c..2ed62dfd78c7 100644
--- a/plugins/terminal/src/org/jetbrains/plugins/terminal/block/shellSupport/powershell/PowerShellSupport.kt
+++ b/plugins/terminal/src/org/jetbrains/plugins/terminal/block/shellSupport/powershell/PowerShellSupport.kt
@@ -9,17 +9,17 @@ import com.intellij.openapi.util.text.StringUtil
 import com.intellij.psi.tree.IElementType
 import kotlinx.serialization.Serializable
 import kotlinx.serialization.json.Json
-import org.jetbrains.plugins.terminal.block.shellSupport.ShLangService
+import org.jetbrains.plugins.terminal.block.shellSupport.TerminalShLangService
 import org.jetbrains.plugins.terminal.exp.completion.TerminalShellSupport
 
 internal class PowerShellSupport : TerminalShellSupport {
   override val promptContentElementType: IElementType?
-    get() = serviceOrNull<ShLangService>()?.promptContentElementType
+    get() = serviceOrNull<TerminalShLangService>()?.promptContentElementType
 
   override val lineContinuationChar: Char = '`'
 
   override fun getCommandTokens(project: Project, command: String): List<String>? {
-    return serviceOrNull<ShLangService>()?.getShellCommandTokens(project, command)
+    return serviceOrNull<TerminalShLangService>()?.getShellCommandTokens(project, command)
   }
 
   override fun parseCommandHistory(history: String): List<String> {