diff --git a/resources/profiles/RatRig.idx b/resources/profiles/RatRig.idx
index e755cfaa8f..85b258a3a8 100644
--- a/resources/profiles/RatRig.idx
+++ b/resources/profiles/RatRig.idx
@@ -1,5 +1,6 @@
 min_slic3r_version = 2.7.2
 1.0.3 Updated flavor. Updated start g-code.
+min_slic3r_version = 2.4.1-alpha0
 1.0.2 Updated start g-code.
 1.0.1 Various fixes and improvements. Commented filament sensor initialisation for v-Minion (optional HW).
 1.0.0 Initial RatRig bundle