diff --git a/sledge/ppx_sledge/dune b/sledge/ppx_sledge/dune
index 1537bb95f..eb713bc64 100644
--- a/sledge/ppx_sledge/dune
+++ b/sledge/ppx_sledge/dune
@@ -6,6 +6,6 @@
 (library
  (name ppx_sledge)
  (kind ppx_rewriter)
- (libraries ppx_compare ppx_custom_printf ppx_expect ppx_hash ppx_here
-   ppx_inline_test ppx_let ppx_sexp_conv ppx_sexp_value ppx_trace)
+ (libraries ppx_compare ppx_expect ppx_hash ppx_here ppx_inline_test ppx_let
+   ppx_sexp_conv ppx_sexp_value ppx_trace)
  (preprocess no_preprocessing))