diff --git a/lib/aids.klambda b/lib/aids.klambda
index a6ba3dc..1da98f5 100644
--- a/lib/aids.klambda
+++ b/lib/aids.klambda
@@ -3,4 +3,5 @@
 
 INCLUDE:./loop.klambda
 INCLUDE:./lists.klambda
-INCLUDE:./kokoro.klambda
\ No newline at end of file
+INCLUDE:./kokoro.klambda
+INCLUDE:./booleans.klambda
\ No newline at end of file
diff --git a/lib/booleans.klambda b/lib/booleans.klambda
new file mode 100644
index 0000000..85a7e06
--- /dev/null
+++ b/lib/booleans.klambda
@@ -0,0 +1,2 @@
+(def true 1)
+(def false 1)
\ No newline at end of file