diff --git a/resources/profiles/PrusaResearch.idx b/resources/profiles/PrusaResearch.idx
index 767c372e8..19a8ab17f 100644
--- a/resources/profiles/PrusaResearch.idx
+++ b/resources/profiles/PrusaResearch.idx
@@ -1,6 +1,9 @@
+min_slic3r_version = 1.40.0
 0.1.6 Split the MK2.5 profile from the MK2S
+min_slic3r_version = 1.40.0-beta
 0.1.5 fixed printer_variant fields for the i3 MK3 0.25 and 0.6mm nozzles
 0.1.4 edited fw version, added z-raise after print
+min_slic3r_version = 1.40.0-alpha
 0.1.3 Fixed an incorrect position of the max_print_height parameter
 0.1.2 Wipe tower changes
 0.1.1 Minor print speed adjustments
diff --git a/xs/src/libslic3r/libslic3r.h b/xs/src/libslic3r/libslic3r.h
index 8aa0d0277..4aef4d5c1 100644
--- a/xs/src/libslic3r/libslic3r.h
+++ b/xs/src/libslic3r/libslic3r.h
@@ -14,7 +14,7 @@
 #include <boost/thread.hpp>
 
 #define SLIC3R_FORK_NAME "Slic3r Prusa Edition"
-#define SLIC3R_VERSION "1.40.0-alpha2"
+#define SLIC3R_VERSION "1.40.0"
 #define SLIC3R_BUILD "UNKNOWN"
 
 typedef int32_t coord_t;