diff --git a/lib/std/core/cinterop.c3 b/lib/std/core/cinterop.c3
index 8dad2c883..13480a64b 100644
--- a/lib/std/core/cinterop.c3
+++ b/lib/std/core/cinterop.c3
@@ -29,6 +29,12 @@ def CUChar = char;
 
 def CChar = $typefrom($$C_CHAR_IS_SIGNED ? ichar.typeid : char.typeid);
 
+enum CBool : CInt
+{
+	FALSE,
+	TRUE
+}
+
 // Helper macros
 macro typeid signed_int_from_bitsize(usz $bitsize) @private
 {
diff --git a/releasenotes.md b/releasenotes.md
index 87f43738b..acc5625f0 100644
--- a/releasenotes.md
+++ b/releasenotes.md
@@ -23,6 +23,7 @@
 - Remove unintended print of `char[]` as String
 - Add read/write to stream with big endian ints.
 - Move accidently hidden "wrap_bytes".
+- Added CBool #1530.
 
 ## 0.6.3 Change list