diff --git a/jode/jode/flow/FlowBlock.java b/jode/jode/flow/FlowBlock.java
index df152b4..304e856 100644
--- a/jode/jode/flow/FlowBlock.java
+++ b/jode/jode/flow/FlowBlock.java
@@ -739,7 +739,7 @@ public class FlowBlock {
             }
         }
 	} catch (AssertError err) {
-	    System.err.println("Inconsistency in: "+this);
+	    GlobalOptions.err.println("Inconsistency in: "+this);
 	    throw err;
 	}
     }
@@ -1378,7 +1378,7 @@ public class FlowBlock {
         }
 	
 	if ((GlobalOptions.debuggingFlags & GlobalOptions.DEBUG_FLOW) != 0)
-	    System.err.println("after analyzeSwitch: "+this);
+	    GlobalOptions.err.println("after analyzeSwitch: "+this);
         checkConsistent();
         return changed;
     }
@@ -1460,7 +1460,8 @@ public class FlowBlock {
 	    stack = succ.stackMap;
 	    for (/**/; jumps != null; jumps = jumps.next) {
 		if (jumps.stackMap == null)
-		    System.err.println("Dead jump? "+jumps.prev+" in "+this);
+		    GlobalOptions.err.println("Dead jump? "+jumps.prev
+					      +" in "+this);
 		
 		stack = VariableStack.merge(stack, jumps.stackMap);
 	    }
diff --git a/jode/jode/jvm/Interpreter.java b/jode/jode/jvm/Interpreter.java
index 8b53c09..b5d36a3 100644
--- a/jode/jode/jvm/Interpreter.java
+++ b/jode/jode/jvm/Interpreter.java
@@ -53,7 +53,7 @@ public class Interpreter implements Opcodes {
 	throws InterpreterException, InvocationTargetException {
 	if ((GlobalOptions.debuggingFlags 
 	     & GlobalOptions.DEBUG_INTERPRT) != 0)
-	    System.err.println("Interpreting "+code.getMethodInfo());
+	    GlobalOptions.err.println("Interpreting "+code.getMethodInfo());
 	Value[] stack = new Value[code.getMaxStack()];
 	for (int i=0; i< stack.length; i++)
 	    stack[i] = new Value();
diff --git a/jode/jode/obfuscator/ClassBundle.java b/jode/jode/obfuscator/ClassBundle.java
index 4bbb849..388d5a9 100644
--- a/jode/jode/obfuscator/ClassBundle.java
+++ b/jode/jode/obfuscator/ClassBundle.java
@@ -190,7 +190,8 @@ public class ClassBundle {
 		basePackage.storeClasses(zip);
 		zip.close();
 	    } catch (IOException ex) {
-		System.err.println("Can't write zip file: "+destination);
+		GlobalOptions.err.println
+		    ("Can't write zip file: "+destination);
 		ex.printStackTrace(GlobalOptions.err);
 	    }
 	} else {