diff --git a/org.eclipse.jdt.core.compiler.batch/src/org/eclipse/jdt/internal/compiler/apt/model/IntersectionTypeImpl.java b/org.eclipse.jdt.core.compiler.batch/src/org/eclipse/jdt/internal/compiler/apt/model/IntersectionTypeImpl.java
index 577c24a0ec0..3874f7d4b3c 100644
--- a/org.eclipse.jdt.core.compiler.batch/src/org/eclipse/jdt/internal/compiler/apt/model/IntersectionTypeImpl.java
+++ b/org.eclipse.jdt.core.compiler.batch/src/org/eclipse/jdt/internal/compiler/apt/model/IntersectionTypeImpl.java
@@ -32,7 +32,7 @@ public class IntersectionTypeImpl extends TypeMirrorImpl implements Intersection
 
 	IntersectionTypeImpl(BaseProcessingEnvImpl env, TypeVariableBinding binding) {
 		super(env, binding);
-		bounds = Arrays.stream(binding.superInterfaces).map(referenceBinding -> this._env.getFactory().newTypeMirror(referenceBinding)).toList();
+		this.bounds = Arrays.stream(binding.superInterfaces).map(referenceBinding -> this._env.getFactory().newTypeMirror(referenceBinding)).toList();
 	}
 
 	/* (non-Javadoc)
@@ -55,6 +55,6 @@ public <R, P> R accept(TypeVisitor<R, P> v, P p) {
 	 */
 	@Override
 	public List<? extends TypeMirror> getBounds() {
-		return bounds;
+		return this.bounds;
 	}
 }
diff --git a/org.eclipse.jdt.core.compiler.batch/src/org/eclipse/jdt/internal/compiler/apt/model/TypeVariableImpl.java b/org.eclipse.jdt.core.compiler.batch/src/org/eclipse/jdt/internal/compiler/apt/model/TypeVariableImpl.java
index 88f43605113..b4f293f2b48 100644
--- a/org.eclipse.jdt.core.compiler.batch/src/org/eclipse/jdt/internal/compiler/apt/model/TypeVariableImpl.java
+++ b/org.eclipse.jdt.core.compiler.batch/src/org/eclipse/jdt/internal/compiler/apt/model/TypeVariableImpl.java
@@ -67,7 +67,7 @@ public TypeMirror getUpperBound() {
 			return this._env.getFactory().newTypeMirror(typeVariableBinding.upperBound());
 		}
         if (superInterfaces.length > 1) {
-            return new IntersectionTypeImpl(_env, typeVariableBinding);
+            return new IntersectionTypeImpl(this._env, typeVariableBinding);
         }
 
 		return this._env.getFactory().newTypeMirror(this._binding);