diff --git a/src/main/scala/millfork/parser/TextCodec.scala b/src/main/scala/millfork/parser/TextCodec.scala
index 8b914ec3..35d877b3 100644
--- a/src/main/scala/millfork/parser/TextCodec.scala
+++ b/src/main/scala/millfork/parser/TextCodec.scala
@@ -267,7 +267,7 @@ class TableTextCodec(override val name: String,
 }
 
 object TextCodec {
-  val allCodecs = Map(
+  lazy val allCodecs = Map(
     "ascii" -> TextCodec.Ascii,
     "petscii" -> TextCodec.Petscii,
     "pet" -> TextCodec.Petscii,