diff --git a/repos.json.lock b/repos.json.lock
index b881ecd15..bc394326f 100644
--- a/repos.json.lock
+++ b/repos.json.lock
@@ -636,8 +636,8 @@
             "url": "https://github.com/Ptival/nur-packages"
         },
         "qchem": {
-            "rev": "1f00130911e442f24adc21a208b735203daaccff",
-            "sha256": "09pwd7i5hr8b57c99sss58y4jprvab0mbvaab7214rd6kinxb5q3",
+            "rev": "a5b64d99f4c61df7f042797ac3fcd0422fef4640",
+            "sha256": "0vvvrdqi77w763yf0bpl0hv9fapyqkaf8yqxda838nszhpwncwvg",
             "url": "https://github.com/markuskowa/NixOS-QChem"
         },
         "reedrw": {