diff --git a/resources/profiles/INAT.idx b/resources/profiles/INAT.idx
index 0d81f55a0..ea8d97b28 100644
--- a/resources/profiles/INAT.idx
+++ b/resources/profiles/INAT.idx
@@ -1,3 +1,3 @@
-min_slic3r_version = 2.4.0-alpha0
+min_slic3r_version = 2.3.1
 0.0.1 Initial version
 0.0.2 Improved start gcode, changed filename format