diff --git a/src/main/java/ch/powerunit/extensions/matchers/provideprocessor/fields/CollectionFieldDescription.java b/src/main/java/ch/powerunit/extensions/matchers/provideprocessor/fields/CollectionFieldDescription.java
index 78077bfb5..122e11760 100644
--- a/src/main/java/ch/powerunit/extensions/matchers/provideprocessor/fields/CollectionFieldDescription.java
+++ b/src/main/java/ch/powerunit/extensions/matchers/provideprocessor/fields/CollectionFieldDescription.java
@@ -97,10 +97,11 @@ public String getFieldCopy(String lhs, String rhs) {
 
 	public String getFieldCopyForList(String lhs, String rhs) {
 		String fieldAccessor = getFieldAccessor();
-		return "if(" + rhs + "." + fieldAccessor + "==null) {" + lhs + "." + getFieldName() + "(" + MATCHERS
-				+ ".nullValue()); } else if (" + rhs + "." + fieldAccessor + ".isEmpty()) {" + lhs + "."
-				+ getFieldName() + "IsEmptyIterable(); } else {" + lhs + "." + getFieldName() + "Contains(" + rhs + "."
-				+ fieldAccessor + ".stream().map(" + generateMatcherBuilderReferenceFor(generic)
+		String fieldName = getFieldName();
+		return "if(" + rhs + "." + fieldAccessor + "==null) {" + lhs + "." + fieldName + "(" + MATCHERS
+				+ ".nullValue()); } else if (" + rhs + "." + fieldAccessor + ".isEmpty()) {" + lhs + "." + fieldName
+				+ "IsEmptyIterable(); } else {" + lhs + "." + fieldName + "Contains(" + rhs + "." + fieldAccessor
+				+ ".stream().map(" + generateMatcherBuilderReferenceFor(generic)
 				+ ").collect(java.util.stream.Collectors.toList())); }";
 	}
 
diff --git a/src/main/java/ch/powerunit/extensions/matchers/provideprocessor/fields/ComparableFieldDescription.java b/src/main/java/ch/powerunit/extensions/matchers/provideprocessor/fields/ComparableFieldDescription.java
index 5626cddd4..7c9ca495f 100644
--- a/src/main/java/ch/powerunit/extensions/matchers/provideprocessor/fields/ComparableFieldDescription.java
+++ b/src/main/java/ch/powerunit/extensions/matchers/provideprocessor/fields/ComparableFieldDescription.java
@@ -33,25 +33,26 @@ public ComparableFieldDescription(ProvidesMatchersAnnotatedElementData containin
 
 	@Override
 	protected Collection<FieldDSLMethod> getSpecificFieldDslMethodFor() {
+		String fieldtype = getFieldType();
 		return Arrays.asList(
-				getDslMethodBuilder().withDeclaration("ComparesEqualTo", this.getFieldType() + " value")
+				getDslMethodBuilder().withDeclaration("ComparesEqualTo", fieldtype + " value")
 						.withJavaDoc("that this field is equals to another one, using the compareTo method",
 								"value the value to compare with", MATCHERS + "#comparesEqualTo(java.lang.Comparable)")
 				.havingDefault(MATCHERS + ".comparesEqualTo(value)"),
-				getDslMethodBuilder().withDeclaration("LessThan", this.getFieldType() + " value")
+				getDslMethodBuilder().withDeclaration("LessThan", fieldtype + " value")
 						.withJavaDoc("that this field is less than another value", "value the value to compare with",
 								MATCHERS + "#lessThan(java.lang.Comparable)")
 						.havingDefault(MATCHERS + ".lessThan(value)"),
-				getDslMethodBuilder().withDeclaration("lessThanOrEqualTo", this.getFieldType() + " value")
+				getDslMethodBuilder().withDeclaration("lessThanOrEqualTo", fieldtype + " value")
 						.withJavaDoc("that this field is less or equal than another value",
 								"value the value to compare with",
 								MATCHERS + "#lessThanOrEqualTo(java.lang.Comparable)")
 						.havingDefault(MATCHERS + ".lessThanOrEqualTo(value)"),
-				getDslMethodBuilder().withDeclaration("GreaterThan", this.getFieldType() + " value")
+				getDslMethodBuilder().withDeclaration("GreaterThan", fieldtype + " value")
 						.withJavaDoc("that this field is greater than another value", "value the value to compare with",
 								MATCHERS + "#greaterThan(java.lang.Comparable)")
 						.havingDefault(MATCHERS + ".greaterThan(value)"),
-				getDslMethodBuilder().withDeclaration("GreaterThanOrEqualTo", this.getFieldType() + " value")
+				getDslMethodBuilder().withDeclaration("GreaterThanOrEqualTo", fieldtype + " value")
 						.withJavaDoc("that this field is greater or equal than another value",
 								"value the value to compare with",
 								MATCHERS + "#greaterThanOrEqualTo(java.lang.Comparable)")
diff --git a/src/main/java/ch/powerunit/extensions/matchers/provideprocessor/fields/OptionalFieldDescription.java b/src/main/java/ch/powerunit/extensions/matchers/provideprocessor/fields/OptionalFieldDescription.java
index 8c52b7231..f74eb2d1c 100644
--- a/src/main/java/ch/powerunit/extensions/matchers/provideprocessor/fields/OptionalFieldDescription.java
+++ b/src/main/java/ch/powerunit/extensions/matchers/provideprocessor/fields/OptionalFieldDescription.java
@@ -33,14 +33,15 @@ public OptionalFieldDescription(ProvidesMatchersAnnotatedElementData containingE
 
 	@Override
 	protected Collection<FieldDSLMethod> getSpecificFieldDslMethodFor() {
+		String fieldType = getFieldType();
 		return Arrays.asList(
 				getDslMethodBuilder().withDeclaration("IsPresent", "").withJavaDoc("with a present optional")
-						.havingDefault("new org.hamcrest.CustomTypeSafeMatcher<" + this.getFieldType()
-								+ ">(\"optional is present\"){ public boolean matchesSafely(" + this.getFieldType()
+						.havingDefault("new org.hamcrest.CustomTypeSafeMatcher<" + fieldType
+								+ ">(\"optional is present\"){ public boolean matchesSafely(" + fieldType
 								+ " o) {return o.isPresent();}}"),
 				getDslMethodBuilder().withDeclaration("IsNotPresent", "").withJavaDoc("with a not present optional")
-						.havingDefault("new org.hamcrest.CustomTypeSafeMatcher<" + this.getFieldType()
-								+ ">(\"optional is not present\"){ public boolean matchesSafely(" + this.getFieldType()
+						.havingDefault("new org.hamcrest.CustomTypeSafeMatcher<" + fieldType
+								+ ">(\"optional is not present\"){ public boolean matchesSafely(" + fieldType
 								+ " o) {return !o.isPresent();}}"));
 	}