diff --git a/ql/test/library-tests/controlflow/graph/Cfg.expected b/ql/test/library-tests/controlflow/graph/Cfg.expected
index b691caa8394..7140bb4c6be 100644
--- a/ql/test/library-tests/controlflow/graph/Cfg.expected
+++ b/ql/test/library-tests/controlflow/graph/Cfg.expected
@@ -1337,7 +1337,7 @@ cfg.rb:
 #-----|  -> #{...}
 
 #  130| ... = ...
-#-----|  -> ... rescue ...
+#-----|  -> EmptyClass
 
 #  130| Constant
 #-----|  -> ... = ...
@@ -1345,6 +1345,12 @@ cfg.rb:
 #  130| 5
 #-----|  -> Constant
 
+#  133| EmptyClass
+#-----|  -> EmptyModule
+
+#  134| EmptyModule
+#-----|  -> ... rescue ...
+
 #  136| ... rescue ...
 #-----|  -> 1
 
diff --git a/ql/test/library-tests/controlflow/graph/cfg.rb b/ql/test/library-tests/controlflow/graph/cfg.rb
index 65f6a927b10..aa43ec6c9ae 100644
--- a/ql/test/library-tests/controlflow/graph/cfg.rb
+++ b/ql/test/library-tests/controlflow/graph/cfg.rb
@@ -130,8 +130,8 @@ module M
  Constant = 5
 end
 
-#class EmptyClass; end
-#module EmptyModule; end
+class EmptyClass; end
+module EmptyModule; end
 
 1/0 rescue puts "div by zero"