diff --git a/TR5Main/Scripting/GameLogicScript.cpp b/TR5Main/Scripting/GameLogicScript.cpp
index a23674695..73b9203b4 100644
--- a/TR5Main/Scripting/GameLogicScript.cpp
+++ b/TR5Main/Scripting/GameLogicScript.cpp
@@ -143,13 +143,13 @@ static void InventorySeparate(int slot)
 
 }
 
-int CalculateDistance(GameScriptPosition const & pos1, GameScriptPosition const & pos2)
+static int CalculateDistance(GameScriptPosition const & pos1, GameScriptPosition const & pos2)
 {
 	auto result = sqrt(SQUARE(pos1.x - pos2.x) + SQUARE(pos1.y - pos2.y) + SQUARE(pos1.z - pos2.z));
 	return static_cast<int>(round(result));
 }
 
-int CalculateHorizontalDistance(GameScriptPosition const & pos1, GameScriptPosition const & pos2)
+static int CalculateHorizontalDistance(GameScriptPosition const & pos1, GameScriptPosition const & pos2)
 {
 	auto result = sqrt(SQUARE(pos1.x - pos2.x) + SQUARE(pos1.z - pos2.z));
 	return static_cast<int>(round(result));
diff --git a/TR5Main/Scripting/GameLogicScript.h b/TR5Main/Scripting/GameLogicScript.h
index 034b28551..26538ea56 100644
--- a/TR5Main/Scripting/GameLogicScript.h
+++ b/TR5Main/Scripting/GameLogicScript.h
@@ -120,7 +120,3 @@ public:
 	void								OnSave();
 	void								OnEnd();
 };
-
-int									CalculateDistance(GameScriptPosition pos1, GameScriptPosition pos2);
-int									CalculateHorizontalDistance(GameScriptPosition pos1, GameScriptPosition pos2);
-