diff --git a/firmware/controllers/core/fsio_core.cpp b/firmware/controllers/core/fsio_core.cpp
index 8807cf7ab1..a0a6446b3c 100644
--- a/firmware/controllers/core/fsio_core.cpp
+++ b/firmware/controllers/core/fsio_core.cpp
@@ -22,6 +22,11 @@
 
 extern fsio8_Map3D_f32t fsioTable1;
 extern fsio8_Map3D_u8t fsioTable2;
+extern fsio8_Map3D_u8t fsioTable3;
+extern fsio8_Map3D_u8t fsioTable4;
+
+static fsio8_Map3D_u8t * fsio8t_tables[] = {NULL, NULL, &fsioTable2, &fsioTable3, &fsioTable4};
+
 
 LENameOrdinalPair * LE_FIRST = NULL;
 
@@ -262,7 +267,7 @@ bool LECalculator::processElement(Engine *engine, LEElement *element) {
 		float yValue = pop(LE_METHOD_FSIO_TABLE);
 		float xValue = pop(LE_METHOD_FSIO_TABLE);
 		int index = (int) i;
-		if (index < 1 || index > 2) {
+		if (index < 1 || index > MAX_TABLE_INDEX) {
 			push(element->action, NAN);
 		} else {
 			if (index == 1) {
@@ -270,7 +275,7 @@ bool LECalculator::processElement(Engine *engine, LEElement *element) {
 
 				push(element->action, t->getValue(xValue, yValue));
 			} else {
-				fsio8_Map3D_u8t *t = &fsioTable2;
+				fsio8_Map3D_u8t *t = fsio8t_tables[index];
 
 				push(element->action, t->getValue(xValue, yValue));
 			}
diff --git a/firmware/controllers/core/fsio_core.h b/firmware/controllers/core/fsio_core.h
index 4fcb6faaf7..c3922372e5 100644
--- a/firmware/controllers/core/fsio_core.h
+++ b/firmware/controllers/core/fsio_core.h
@@ -12,6 +12,8 @@
 #include "fl_stack.h"
 #include "engine.h"
 
+#define MAX_TABLE_INDEX 4
+
 typedef enum {
 
 	LE_UNDEFINED = 0 ,