diff --git a/idea/src/org/jetbrains/kotlin/idea/intentions/ConvertToStringTemplateIntention.kt b/idea/src/org/jetbrains/kotlin/idea/intentions/ConvertToStringTemplateIntention.kt
index d812d66651c..e8ace0bdc4a 100644
--- a/idea/src/org/jetbrains/kotlin/idea/intentions/ConvertToStringTemplateIntention.kt
+++ b/idea/src/org/jetbrains/kotlin/idea/intentions/ConvertToStringTemplateIntention.kt
@@ -79,7 +79,9 @@ open class ConvertToStringTemplateIntention : SelfTargetingOffsetIndependentInte
 
         fun buildText(expr: KtExpression?, forceBraces: Boolean): String {
             if (expr == null) return ""
-            val expression = KtPsiUtil.safeDeparenthesize(expr)
+            val expression = KtPsiUtil.safeDeparenthesize(expr).let {
+                if ((it as? KtDotQualifiedExpression)?.isToString() == true) it.receiverExpression else it
+            }
             val expressionText = expression.text
             when (expression) {
                 is KtConstantExpression -> {
diff --git a/idea/testData/intentions/convertToStringTemplate/toString.kt b/idea/testData/intentions/convertToStringTemplate/toString.kt
new file mode 100644
index 00000000000..92d344092f5
--- /dev/null
+++ b/idea/testData/intentions/convertToStringTemplate/toString.kt
@@ -0,0 +1,4 @@
+fun test(a: Any, b: Any, c: Any): String {
+    return "a:" <caret>+ a.toString() + ", b:" + b.toString() + "_ c:" + c.toString("")
+}
+fun Any.toString(s: String) = ""
\ No newline at end of file
diff --git a/idea/testData/intentions/convertToStringTemplate/toString.kt.after b/idea/testData/intentions/convertToStringTemplate/toString.kt.after
new file mode 100644
index 00000000000..d658a913ced
--- /dev/null
+++ b/idea/testData/intentions/convertToStringTemplate/toString.kt.after
@@ -0,0 +1,4 @@
+fun test(a: Any, b: Any, c: Any): String {
+    return "a:$a, b:${b}_ c:${c.toString("")}"
+}
+fun Any.toString(s: String) = ""
\ No newline at end of file
diff --git a/idea/tests/org/jetbrains/kotlin/idea/intentions/IntentionTestGenerated.java b/idea/tests/org/jetbrains/kotlin/idea/intentions/IntentionTestGenerated.java
index 5716fee1f92..c97f0bb109d 100644
--- a/idea/tests/org/jetbrains/kotlin/idea/intentions/IntentionTestGenerated.java
+++ b/idea/tests/org/jetbrains/kotlin/idea/intentions/IntentionTestGenerated.java
@@ -7495,6 +7495,11 @@ public class IntentionTestGenerated extends AbstractIntentionTest {
             runTest("idea/testData/intentions/convertToStringTemplate/this3.kt");
         }
 
+        @TestMetadata("toString.kt")
+        public void testToString() throws Exception {
+            runTest("idea/testData/intentions/convertToStringTemplate/toString.kt");
+        }
+
         @TestMetadata("tricky.kt")
         public void testTricky() throws Exception {
             runTest("idea/testData/intentions/convertToStringTemplate/tricky.kt");