diff --git a/.gitignore b/.gitignore
index b0da8ef5..600532ca 100644
--- a/.gitignore
+++ b/.gitignore
@@ -26,6 +26,7 @@
 *.exe
 *.out
 *.app
+!ducible.exe
 
 # NetBeans
 nbproject/private/
diff --git a/sfall/Modules/Interface.cpp b/sfall/Modules/Interface.cpp
index f3f17376..63d52380 100644
--- a/sfall/Modules/Interface.cpp
+++ b/sfall/Modules/Interface.cpp
@@ -238,7 +238,7 @@ static void AddNewDot() {
 }
 
 static void __declspec(naked) DrawingDots() {
-	long x_offset,  y_offset;
+	long x_offset, y_offset;
 	__asm {
 		mov ebp, esp; // prolog
 		sub esp, __LOCAL_SIZE;
@@ -250,12 +250,13 @@ static void __declspec(naked) DrawingDots() {
 	x_offset = 22 - *fo::ptr::wmWorldOffsetX;
 	y_offset = 21 - *fo::ptr::wmWorldOffsetY;
 
-	for (std::vector<DotPosition>::const_iterator it = dots.begin(); it != dots.end(); ++it) { // redraws all dots
-		if (it->x < *fo::ptr::wmWorldOffsetX || it->y < *fo::ptr::wmWorldOffsetY) continue; // the pixel is out of viewport
-		if (it->x > *fo::ptr::wmWorldOffsetX + wmapViewPortWidth || it->y > *fo::ptr::wmWorldOffsetY + wmapViewPortHeight) continue;
+	for (size_t i = 0; i < dots.size(); i++) { // redraws all dots
+		const DotPosition dot = dots[i];
+		if (dot.x < *fo::ptr::wmWorldOffsetX || dot.y < *fo::ptr::wmWorldOffsetY) continue; // the pixel is out of viewport
+		if (dot.x > *fo::ptr::wmWorldOffsetX + wmapViewPortWidth || dot.y > *fo::ptr::wmWorldOffsetY + wmapViewPortHeight) continue;
 
-		long wmPixelX = (it->x + x_offset);
-		long wmPixelY = (it->y + y_offset);
+		long wmPixelX = (dot.x + x_offset);
+		long wmPixelY = (dot.y + y_offset);
 
 		wmPixelY *= wmapWinWidth;
 
diff --git a/sfall/ducible.exe b/sfall/ducible.exe
new file mode 100644
index 00000000..ed53db16
Binary files /dev/null and b/sfall/ducible.exe differ
diff --git a/sfall/postbuild.cmd b/sfall/postbuild.cmd
new file mode 100644
index 00000000..92f45817
--- /dev/null
+++ b/sfall/postbuild.cmd
@@ -0,0 +1,21 @@
+@ECHO OFF
+
+rem debug, release, etc.
+SET type=%1
+rem full path to the compiled DLL
+SET target=%2
+
+SET destination=C:\Games\Fallout2\ddraw.dll
+
+SET pdb="%~dpn2.pdb"
+
+IF EXIST ducible.exe (
+    IF EXIST %pdb% (
+        ducible %target% %pdb%
+    ) ELSE (
+        ducible %target%
+    )
+)
+
+rem echo Copying %target% to %destination% ...
+rem copy %target% %destination%
\ No newline at end of file
diff --git a/sfall/postbuild.cmd.template b/sfall/postbuild.cmd.template
index 9465d3ca..09c573bc 100644
--- a/sfall/postbuild.cmd.template
+++ b/sfall/postbuild.cmd.template
@@ -7,5 +7,15 @@ SET target=%2
 
 SET destination=d:\GAMES\Fallout2\@RP\ddraw.dll
 
+SET pdb="%~dpn2.pdb"
+
+IF EXIST ducible.exe (
+    IF EXIST %pdb% (
+        ducible %target% %pdb%
+    ) ELSE (
+        ducible %target%
+    )
+)
+
 echo Copying %target% to %destination% ...
 copy %target% %destination%
\ No newline at end of file