diff --git a/playground/BugFarm/Bug4/Main.snow b/playground/BugFarm/Bug4/Main.snow
new file mode 100644
index 0000000..0efa4b1
--- /dev/null
+++ b/playground/BugFarm/Bug4/Main.snow
@@ -0,0 +1,9 @@
+module: Main
+    import: ModuleB
+    function: main
+        return_type: int
+        body:
+            return ModuleB.fun()
+        end body
+    end function
+end module
diff --git a/playground/BugFarm/Bug4/a.snow b/playground/BugFarm/Bug4/a.snow
new file mode 100644
index 0000000..d717032
--- /dev/null
+++ b/playground/BugFarm/Bug4/a.snow
@@ -0,0 +1,8 @@
+module: ModuleA
+    function: fun
+        return_type: int
+        body:
+            return 123
+        end body
+    end function
+end module
\ No newline at end of file
diff --git a/playground/BugFarm/Bug4/b.snow b/playground/BugFarm/Bug4/b.snow
new file mode 100644
index 0000000..4db51a0
--- /dev/null
+++ b/playground/BugFarm/Bug4/b.snow
@@ -0,0 +1,9 @@
+module: ModuleB
+    import: ModuleA
+    function: fun
+        return_type: int
+        body:
+            return ModuleA.fun() + ModuleA.fun()
+        end body
+    end function
+end module
\ No newline at end of file