diff --git a/test/bytecode/LamAssign.jav b/test/bytecode/LamAssign.jav
index 3df81780..1e0ee3d8 100644
--- a/test/bytecode/LamAssign.jav
+++ b/test/bytecode/LamAssign.jav
@@ -1,3 +1,5 @@
+import java.lang.Integer;
+
 class LamAssign {
 
   m () {
diff --git a/test/javFiles/Faculty.jav b/test/javFiles/Faculty.jav
index c7cbf407..50bd7e78 100644
--- a/test/javFiles/Faculty.jav
+++ b/test/javFiles/Faculty.jav
@@ -1,3 +1,5 @@
+import java.lang.Integer;
+
 class Faculty {
 
   Integer mul(Integer x, Integer y) {