diff --git a/Ja2/Init.cpp b/Ja2/Init.cpp
index bf74dbf3..2a4f7527 100644
--- a/Ja2/Init.cpp
+++ b/Ja2/Init.cpp
@@ -51,6 +51,7 @@
 	#include "Multilingual Text Code Generator.h"
 	#include "editscreen.h"
 	#include "Arms Dealer Init.h"
+#include "Map Screen Interface Bottom.h"
 #include "MPXmlTeams.hpp"
 #include "Strategic Mines LUA.h"
 #include "UndergroundInit.h"
@@ -1474,6 +1475,10 @@ UINT32 InitializeJA2(void)
 		return( ERROR_SCREEN );
 	}
 
+	// InitRadarScreenCoords() depend on Mapscreen Interface Bottom coordinates -> need to initiate them first
+	// before calling InitTacticalEngine()
+	InitMapScreenInterfaceBottomCoords();
+
 	// Init tactical engine
 	if ( !InitTacticalEngine( ) )
 	{
diff --git a/Strategic/mapscreen.cpp b/Strategic/mapscreen.cpp
index bdd2a631..4e1f329c 100644
--- a/Strategic/mapscreen.cpp
+++ b/Strategic/mapscreen.cpp
@@ -4793,9 +4793,6 @@ UINT32 MapScreenHandle(void)
 
 		InitPreviousPaths();
 
-		// HEADROCK HAM 3.6: Init coordinates for new variable-sized message window
-		InitMapScreenInterfaceBottomCoords();
-
 		// if arrival sector is invalid, reset to A9
 		if ( ( gsMercArriveSectorX <	1 ) || ( gsMercArriveSectorY <	1 ) ||
 				( gsMercArriveSectorX > 16 ) || ( gsMercArriveSectorY > 16 ) )