diff --git a/compiler/preloader/instrumentation/src/org/jetbrains/jet/preloading/instrumentation/InterceptionInstrumenter.java b/compiler/preloader/instrumentation/src/org/jetbrains/jet/preloading/instrumentation/InterceptionInstrumenter.java
index 33474822fbf..3184f6015e0 100644
--- a/compiler/preloader/instrumentation/src/org/jetbrains/jet/preloading/instrumentation/InterceptionInstrumenter.java
+++ b/compiler/preloader/instrumentation/src/org/jetbrains/jet/preloading/instrumentation/InterceptionInstrumenter.java
@@ -95,6 +95,7 @@ public class InterceptionInstrumenter {
                 String methodName = nameFromAnnotation.isEmpty() ? field.getName() : nameFromAnnotation;
                 MethodInstrumenterImpl instrumenter = new MethodInstrumenterImpl(
                         field.getDeclaringClass().getSimpleName() + "." + field.getName(),
+                        classPattern,
                         compilePattern(methodName),
                         compilePattern(annotation.erasedSignature()),
                         annotation.allowMultipleMatches(),
diff --git a/compiler/preloader/instrumentation/src/org/jetbrains/jet/preloading/instrumentation/MethodInstrumenterImpl.java b/compiler/preloader/instrumentation/src/org/jetbrains/jet/preloading/instrumentation/MethodInstrumenterImpl.java
index c0ded7a4b61..7f3ddb51093 100644
--- a/compiler/preloader/instrumentation/src/org/jetbrains/jet/preloading/instrumentation/MethodInstrumenterImpl.java
+++ b/compiler/preloader/instrumentation/src/org/jetbrains/jet/preloading/instrumentation/MethodInstrumenterImpl.java
@@ -21,6 +21,7 @@ import java.util.regex.Pattern;
 
 class MethodInstrumenterImpl implements MethodInstrumenter {
     private final String debugName;
+    private final Pattern classPattern;
     private final Pattern namePattern;
     private final Pattern descPattern;
     private final boolean allowMultipleMatches;
@@ -29,7 +30,8 @@ class MethodInstrumenterImpl implements MethodInstrumenter {
     private final boolean logApplications;
 
     public MethodInstrumenterImpl(
-            String debugName, Pattern namePattern,
+            String debugName,
+            Pattern classPattern, Pattern namePattern,
             Pattern descPattern,
             boolean allowMultipleMatches,
             List<MethodData> enterData,
@@ -37,6 +39,7 @@ class MethodInstrumenterImpl implements MethodInstrumenter {
             boolean logApplications
     ) {
         this.debugName = debugName;
+        this.classPattern = classPattern;
         this.namePattern = namePattern;
         this.descPattern = descPattern;
         this.allowMultipleMatches = allowMultipleMatches;
@@ -74,6 +77,6 @@ class MethodInstrumenterImpl implements MethodInstrumenter {
 
     @Override
     public String toString() {
-        return debugName + "[" + namePattern + " " + descPattern + (allowMultipleMatches ? " multiple" : "") + "]";
+        return debugName + "[" + classPattern + ":" + namePattern + " " + descPattern + (allowMultipleMatches ? " multiple" : "") + "]";
     }
 }