diff --git a/bytestring-tree-builder.cabal b/bytestring-tree-builder.cabal
--- a/bytestring-tree-builder.cabal
+++ b/bytestring-tree-builder.cabal
@@ -1,7 +1,7 @@
 name:
   bytestring-tree-builder
 version:
-  0.2.4
+  0.2.5
 category:
   ByteString
 synopsis:
@@ -57,7 +57,7 @@
     semigroups >= 0.18 && < 0.19,
     bytestring >= 0.10 && < 0.11,
     text >= 1 && < 2,
-    base-prelude >= 0.1.19 && < 0.2,
+    base-prelude < 2,
     base >= 4.6 && < 5