1 files changed, 2 insertions, 1 deletions
diff --git a/xml/xml-psi-impl/src/com/intellij/psi/impl/source/resolve/reference/impl/manipulators/XmlAttributeValueManipulator.java b/xml/xml-psi-impl/src/com/intellij/psi/impl/source/resolve/reference/impl/manipulators/XmlAttributeValueManipulator.java
index a32b51f5fc3f..92c287e8fdbe 100644
--- a/xml/xml-psi-impl/src/com/intellij/psi/impl/source/resolve/reference/impl/manipulators/XmlAttributeValueManipulator.java
+++ b/xml/xml-psi-impl/src/com/intellij/psi/impl/source/resolve/reference/impl/manipulators/XmlAttributeValueManipulator.java
@@ -30,6 +30,7 @@ import com.intellij.psi.xml.XmlAttributeValue;
 import com.intellij.psi.xml.XmlTokenType;
 import com.intellij.util.CharTable;
 import com.intellij.util.IncorrectOperationException;
+import com.intellij.xml.util.XmlUtil;
 import org.jetbrains.annotations.NotNull;
 
 /**
@@ -63,7 +64,7 @@ public class XmlAttributeValueManipulator extends AbstractElementManipulator<Xml
       final int offsetInParent = elementToReplace.getStartOffsetInParent();
       String textBeforeRange = text.substring(0, range.getStartOffset() - offsetInParent);
       String textAfterRange = text.substring(range.getEndOffset()- offsetInParent, text.length());
-      text = textBeforeRange + newContent + textAfterRange;
+      text = textBeforeRange + XmlUtil.escape(newContent) + textAfterRange;
     } catch(StringIndexOutOfBoundsException e) {
       LOG.error("Range: " + range + " in text: '" + element.getText() + "'", e);
       throw e;