diff --git a/dune-project b/dune-project
index bb513f3..e1b9f7a 100644
--- a/dune-project
+++ b/dune-project
@@ -1,3 +1,3 @@
-(lang dune 2.6)
+(lang dune 2.7)
 
 (name binaryen)
diff --git a/dune-workspace b/dune-workspace
index ddd394c..331aa0b 100644
--- a/dune-workspace
+++ b/dune-workspace
@@ -1,3 +1,3 @@
-(lang dune 2.6)
+(lang dune 2.7)
 
 (profile release)