2 files changed, 3 insertions, 3 deletions
diff --git a/pkgs/development/compilers/fstar/default.nix b/pkgs/development/compilers/fstar/default.nix
index eb81efe2de0..a269edd6668 100644
--- a/pkgs/development/compilers/fstar/default.nix
+++ b/pkgs/development/compilers/fstar/default.nix
@@ -33,7 +33,7 @@ stdenv.mkDerivation rec {
     fileutils
     menhirLib
     pprint
-    sedlex_2
+    sedlex
     ppxlib
     ppx_deriving
     ppx_deriving_yojson
diff --git a/pkgs/development/compilers/haxe/default.nix b/pkgs/development/compilers/haxe/default.nix
index 4ac022be6a9..c362abbc1f6 100644
--- a/pkgs/development/compilers/haxe/default.nix
+++ b/pkgs/development/compilers/haxe/default.nix
@@ -6,7 +6,7 @@ let
     then with ocaml-ng.ocamlPackages_4_12; [
       ocaml
       findlib
-      sedlex_2
+      sedlex
       xml-light
       ptmap
       camlp5
@@ -18,7 +18,7 @@ let
     then with ocaml-ng.ocamlPackages_4_10; [
       ocaml
       findlib
-      sedlex_2
+      sedlex
       xml-light
       ptmap
       camlp5