diff --git a/repos.json.lock b/repos.json.lock
index cab907a14..35058cfa2 100644
--- a/repos.json.lock
+++ b/repos.json.lock
@@ -661,8 +661,8 @@
             "url": "https://github.com/Ptival/nur-packages"
         },
         "qchem": {
-            "rev": "93d81ee1cf2fc1a1df5dfab99a26d2255823c00c",
-            "sha256": "1hckkc11zmm53hm9m6fr69h5r5m0qs1lyzhk18is4a0h8ryk2kjn",
+            "rev": "7aa66b1fef1c98d538fcef53f2cc1ed246d921d6",
+            "sha256": "001ila2qkjwih6y2bkb2kk5qpmnpb9j8fz70l1higp9h612a9ffg",
             "url": "https://github.com/markuskowa/NixOS-QChem"
         },
         "reedrw": {