diff --git a/semantic-ast/src/CLI.hs b/semantic-ast/src/CLI.hs
index 3ffbe2d97..890f9449f 100644
--- a/semantic-ast/src/CLI.hs
+++ b/semantic-ast/src/CLI.hs
@@ -3,6 +3,8 @@
 module CLI (main) where
 
 import System.Environment
+import Source.Range
+import Source.Span
 
 
 newtype SignalException = SignalException Signal