diff --git a/bugs/bug0120.pp b/bugs/bug0120.pp
new file mode 100644
index 0000000000..5209f2b6b5
--- /dev/null
+++ b/bugs/bug0120.pp
@@ -0,0 +1,9 @@
+type
+   te = (enum);
+
+var
+   e : te;
+
+begin
+   inc(e);
+end.
diff --git a/bugs/readme.txt b/bugs/readme.txt
index 957dafda9c..260a515b46 100644
--- a/bugs/readme.txt
+++ b/bugs/readme.txt
@@ -165,3 +165,4 @@ bug0117.pp   internalerror 17 (and why is there an automatic float
               conversion?)
 bug0118.pp   Procedural vars cannot be assigned nil ?
 bug0119.pp   problem with methods
+bug0120.pp   inc/dec(enumeration) doesn't work