diff --git a/tools/building.py b/tools/building.py
index 182fb3ea311e5..c9bcc995777e7 100644
--- a/tools/building.py
+++ b/tools/building.py
@@ -53,7 +53,7 @@
 
 #  Building
 binaryen_checked = False
-EXPECTED_BINARYEN_VERSION = 125
+EXPECTED_BINARYEN_VERSION = 126
 
 _is_ar_cache: dict[str, bool] = {}
 # the exports the user requested