diff --git a/src/main/java/de/dhbwstuttgart/target/generate/ASTToTargetAST.java b/src/main/java/de/dhbwstuttgart/target/generate/ASTToTargetAST.java
index 67e2330a..09897269 100644
--- a/src/main/java/de/dhbwstuttgart/target/generate/ASTToTargetAST.java
+++ b/src/main/java/de/dhbwstuttgart/target/generate/ASTToTargetAST.java
@@ -74,7 +74,7 @@ public class ASTToTargetAST {
         for (var s : all) {
             sigma = s;
             List<MethodParameter> params = convert(input.getParameterList());
-            if (!parameterSet.stream().filter(p -> p.equals(params)).findFirst().isPresent()) {
+            if (parameterSet.stream().noneMatch(p -> p.equals(params))) {
                 result.add(new TargetConstructor(input.modifier, new TargetRefType(owner.getClassName().getClassName()), params, convert(input.block)));
                 parameterSet.add(params);
             }
@@ -91,7 +91,7 @@ public class ASTToTargetAST {
         for (var s : all) {
             sigma = s;
             List<MethodParameter> params = convert(input.getParameterList());
-            if (!parameterSet.stream().filter(p -> p.equals(params)).findFirst().isPresent()) {
+            if (parameterSet.stream().noneMatch(p -> p.equals(params))) {
                 result.add(new TargetMethod(
                         input.modifier,
                         new TargetRefType(owner.getClassName().getClassName()),