diff --git a/addons/functions/functions/fnc_canContinueDiggingTrench.sqf b/addons/functions/functions/fnc_canContinueDiggingTrench.sqf
index 78c6c84e..22a4fd46 100644
--- a/addons/functions/functions/fnc_canContinueDiggingTrench.sqf
+++ b/addons/functions/functions/fnc_canContinueDiggingTrench.sqf
@@ -18,7 +18,7 @@
 
 params ["_trench", "_unit"];
 
-if !("ACE_EntrenchingTool" in items _unit) exitWith {false};
+if !([_unit] call ace_trenches_fnc_hasEntrenchingTool) exitWith {false};
 if ((_trench getVariable ["ace_trenches_progress", 0]) >= 1) exitWith {false};
 
 // Prevent removing/digging trench by more than one person
diff --git a/addons/functions/functions/fnc_canDigTrench.sqf b/addons/functions/functions/fnc_canDigTrench.sqf
index ec7017e4..c48042e1 100644
--- a/addons/functions/functions/fnc_canDigTrench.sqf
+++ b/addons/functions/functions/fnc_canDigTrench.sqf
@@ -18,7 +18,7 @@
 
 params ["_unit", ["_trench", objNull]];
 
-if !("ACE_EntrenchingTool" in items _unit) exitWith {false};
+if !([_unit] call ace_trenches_fnc_hasEntrenchingTool) exitWith {false};
 
 if (((getPosATL _unit) select 2) > 0.05) exitWith {false};
 
diff --git a/addons/functions/functions/fnc_canHelpDiggingTrench.sqf b/addons/functions/functions/fnc_canHelpDiggingTrench.sqf
index b71674f9..1c6cb735 100644
--- a/addons/functions/functions/fnc_canHelpDiggingTrench.sqf
+++ b/addons/functions/functions/fnc_canHelpDiggingTrench.sqf
@@ -18,7 +18,7 @@
 
 params ["_trench", "_unit"];
 
-if !("ACE_EntrenchingTool" in items _unit) exitWith {false};
+if !([_unit] call ace_trenches_fnc_hasEntrenchingTool) exitWith {false};
 if ((_trench getVariable ["ace_trenches_progress", 0]) >= 1) exitWith {false};
 if !(_trench getVariable ["ace_trenches_digging", false]) exitWith {false};
 if (count (_trench getVariable [QGVAR(diggers), []]) < 1) exitWith {false};
diff --git a/addons/functions/functions/fnc_canPlaceCamouflage.sqf b/addons/functions/functions/fnc_canPlaceCamouflage.sqf
index fa11fe24..398b0e34 100644
--- a/addons/functions/functions/fnc_canPlaceCamouflage.sqf
+++ b/addons/functions/functions/fnc_canPlaceCamouflage.sqf
@@ -18,12 +18,11 @@
 
 params ["_trench", "_unit"];
 
-private _statusNumber = _trench getVariable [QGVAR(trenchCamouflageStatus), 0];
-private _statusString = "CamouflagePositions" + str (_statusNumber + 1);
-
 if !(GVAR(allowCamouflage)) exitWith {false};
-if (GVAR(camouflageRequireEntrenchmentTool) && {!("ACE_EntrenchingTool" in items _unit)}) exitWith {false};
+if (GVAR(camouflageRequireEntrenchmentTool) && {!([_unit] call ace_trenches_fnc_hasEntrenchingTool)}) exitWith {false};
 
+private _statusNumber = _trench getVariable [QGVAR(trenchCamouflageStatus), 0];
+private _statusString = "CamouflagePositions" + str (_statusNumber + 1);
 private _config = configOf _trench >> _statusString;
 
 (isClass _config) &&
diff --git a/addons/main/script_mod.hpp b/addons/main/script_mod.hpp
index 27be8466..9dc698a8 100644
--- a/addons/main/script_mod.hpp
+++ b/addons/main/script_mod.hpp
@@ -8,4 +8,4 @@
 
 #define REQUIRED_VERSION 2.02
 #define REQUIRED_CBA_VERSION { 3, 5, 0 }
-#define REQUIRED_ACE_VERSION { 3, 11, 0 }
+#define REQUIRED_ACE_VERSION { 3, 15, 1 }