diff --git a/src/dodb/index.cr b/src/dodb/index.cr
index 6326a57..fff35df 100644
--- a/src/dodb/index.cr
+++ b/src/dodb/index.cr
@@ -65,6 +65,8 @@ class DODB::Index(V) < DODB::Indexer(V)
 		get index
 	rescue MissingEntry
 		nil
+	rescue KeyError
+		nil
 	end
 
 	# FIXME: Unlock on exception.