diff --git a/java/compiler/impl/src/com/intellij/compiler/options/CompilerUIConfigurable.java b/java/compiler/impl/src/com/intellij/compiler/options/CompilerUIConfigurable.java
index b97a10386568..0e8f7bdaa370 100644
--- a/java/compiler/impl/src/com/intellij/compiler/options/CompilerUIConfigurable.java
+++ b/java/compiler/impl/src/com/intellij/compiler/options/CompilerUIConfigurable.java
@@ -20,6 +20,7 @@ import com.intellij.compiler.CompilerConfigurationImpl;
 import com.intellij.compiler.CompilerWorkspaceConfiguration;
 import com.intellij.compiler.MalformedPatternException;
 import com.intellij.compiler.server.BuildManager;
+import com.intellij.ide.PowerSaveMode;
 import com.intellij.openapi.compiler.CompilerBundle;
 import com.intellij.openapi.diagnostic.Logger;
 import com.intellij.openapi.options.Configurable;
@@ -165,6 +166,10 @@ public class CompilerUIConfigurable implements SearchableConfigurable, Configura
     configuration.convertPatterns();
 
     myResourcePatternsField.setText(patternsToString(configuration.getResourceFilePatterns()));
+    
+    myEnableAutomakeLegendLabel.setText("(only works while not running / debugging" + 
+                                        (PowerSaveMode.isEnabled() ? ", disabled in Power Save mode" : "") + 
+                                        ")");
   }
 
   private static String patternsToString(final String[] patterns) {
diff --git a/platform/lang-impl/src/com/intellij/application/options/CodeCompletionPanel.java b/platform/lang-impl/src/com/intellij/application/options/CodeCompletionPanel.java
index 8cf79dfbd4d3..8e8eba54cbf9 100644
--- a/platform/lang-impl/src/com/intellij/application/options/CodeCompletionPanel.java
+++ b/platform/lang-impl/src/com/intellij/application/options/CodeCompletionPanel.java
@@ -19,11 +19,11 @@ package com.intellij.application.options;
 import com.intellij.codeInsight.CodeInsightSettings;
 import com.intellij.codeInsight.daemon.DaemonCodeAnalyzer;
 import com.intellij.ide.DataManager;
+import com.intellij.ide.PowerSaveMode;
 import com.intellij.ide.ui.UISettings;
 import com.intellij.openapi.actionSystem.ActionManager;
 import com.intellij.openapi.actionSystem.CommonDataKeys;
 import com.intellij.openapi.actionSystem.IdeActions;
-import com.intellij.openapi.actionSystem.PlatformDataKeys;
 import com.intellij.openapi.application.ApplicationBundle;
 import com.intellij.openapi.keymap.KeymapUtil;
 import com.intellij.openapi.project.Project;
@@ -144,6 +144,8 @@ public class CodeCompletionPanel {
 
     myCbAutocompletion.setSelected(codeInsightSettings.AUTO_POPUP_COMPLETION_LOOKUP);
     myCbSorting.setSelected(UISettings.getInstance().SORT_LOOKUP_ELEMENTS_LEXICOGRAPHICALLY);
+    
+    myCbAutocompletion.setText("Autopopup code completion" + (PowerSaveMode.isEnabled() ? " (not available in Power Save mode)" : ""));
   }
 
   public void apply() {