diff --git a/src/main/java/de/dhbwstuttgart/typeinference/unify/TypeUnifyTask.java b/src/main/java/de/dhbwstuttgart/typeinference/unify/TypeUnifyTask.java
index 9efd728..c100558 100644
--- a/src/main/java/de/dhbwstuttgart/typeinference/unify/TypeUnifyTask.java
+++ b/src/main/java/de/dhbwstuttgart/typeinference/unify/TypeUnifyTask.java
@@ -2254,33 +2254,29 @@ public class TypeUnifyTask extends RecursiveTask<Set<Set<UnifyPair>>>  {
 	}
 	
 	void writeLog(String str) {
-		synchronized ( this ) { 
 		if (log && finalresult) {
 			try {
 				logFile.write("Thread no.:" + thNo + "\n");
 				logFile.write("parallel:" + parallel + "\n");
 				logFile.write(str+"\n\n");
 				logFile.flush();
-			
 			}
 			catch (IOException e) { 
 				System.err.println("kein LogFile");
 			}
-			}
-	}
+		}
 	}
 	
 	void writeStatistics(String str) {
 		if (finalresult) {
-		synchronized ( this ) { 
 			try {
 				statistics.write("Thread No. " + thNo + ": " + str + "\n");
 				statistics.flush();
-			
 			}
 			catch (IOException e) { 
 				System.err.println("kein StatisticsFile");
 			}
-	}}
+		}
 	}
+
 }