diff --git a/plugins/performanceTesting/commands-model/src/com/intellij/tools/ide/performanceTesting/commands/CommandChain.kt b/plugins/performanceTesting/commands-model/src/com/intellij/tools/ide/performanceTesting/commands/CommandChain.kt
index 330ae7f392a5..bbfe9a80fdd5 100644
--- a/plugins/performanceTesting/commands-model/src/com/intellij/tools/ide/performanceTesting/commands/CommandChain.kt
+++ b/plugins/performanceTesting/commands-model/src/com/intellij/tools/ide/performanceTesting/commands/CommandChain.kt
@@ -25,6 +25,11 @@ open class CommandChain : MarshallableCommand, Iterable<MarshallableCommand> {
     return this
   }
 
+  fun addCommands(commands: Collection<MarshallableCommand>): CommandChain {
+    _chain.addAll(commands)
+    return this
+  }
+
   /**
    * Pattern for adding a command: %YOUR_COMMAND_PREFIX COMMAND_PARAM_1 .. COMMAND_PARAM_N
    */