diff --git a/src/org/jruby/java/MiniJava.java b/src/org/jruby/java/MiniJava.java
index 15c43ab..8d65b21 100644
--- a/src/org/jruby/java/MiniJava.java
+++ b/src/org/jruby/java/MiniJava.java
@@ -424,10 +424,12 @@ public class MiniJava implements Library {
                 } else {
                     Label dispatch = new Label();
                     Label end = new Label();
+                    Label line;

                     // Try to look up field for simple name

                     // lock self
+                    line = new Label(); mv.visitLineNumber(1, line); mv.label(line);
                     mv.getstatic(name, "rubyClass", ci(RubyClass.class));
                     mv.monitorenter();

@@ -455,6 +457,7 @@ public class MiniJava implements Library {
                     mv.pop();
                     // exit monitor before making call
                     // FIXME: this not being in a finally is a little worrisome
+                    line = new Label(); mv.visitLineNumber(1, line); mv.label(line);
                     mv.getstatic(name, "rubyClass", ci(RubyClass.class));
                     mv.monitorexit();
                     mv.aload(0);
@@ -468,7 +471,8 @@ public class MiniJava implements Library {
                     mv.label(dispatch);
                     mv.dup();
                     mv.putstatic(name, simpleName, ci(DynamicMethod.class));
-                
+
+                    line = new Label(); mv.visitLineNumber(1, line); mv.label(line);
                     mv.getstatic(name, "rubyClass", ci(RubyClass.class));
                     mv.monitorexit();

@@ -493,7 +497,7 @@ public class MiniJava implements Library {

                     mv.label(end);
                     coerceResultAndReturn(method, mv, returnType);
-                }                
+                }
                 mv.end();
             }
         }