diff --git a/conda/artiq/meta.yaml b/conda/artiq/meta.yaml
index ed342ca86..50c37d14a 100644
--- a/conda/artiq/meta.yaml
+++ b/conda/artiq/meta.yaml
@@ -9,6 +9,7 @@ source:
 build:
   noarch_python: True
   number: {{ environ.get("GIT_DESCRIBE_NUMBER", 0) }}
+  string: py_{{ environ.get("GIT_DESCRIBE_NUMBER", 0) }}+git{{ environ.get("GIT_DESCRIBE_HASH", "")[1:] }}
   entry_points:
     - artiq_client = artiq.frontend.artiq_client:main
     - artiq_compile = artiq.frontend.artiq_compile:main