diff --git a/pyproject.toml b/pyproject.toml
index eb505897dc619adf7acc9e3f85afbcf9f2c77a86..253d7e838372ece841302148eb2c4277c725bf7c 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "libhreels"
-version = "2.1.1"
+version = "2.1.2"
 description = "Handling, simulating, and plotting HREELS and Auger spectroscopy data"
 authors = ["Wolf Widdra <wolf.widdra@physik.uni-halle.de>"]
 include = ["*./libhreels/*"]