diff --git a/src/defs.h b/src/defs.h
index ac98070..ae6dde6 100644
--- a/src/defs.h
+++ b/src/defs.h
@@ -56,7 +56,6 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 #define MAX_DESCRIPTION_LENGTH		512
 #define MAX_LINE_LENGTH				1024
 #define MAX_FILENAME_LENGTH			1024
-#define MAX_PATH_LENGTH				4096
 
 #define NUM_TEXTURE_BUCKETS			32
 #define NUM_ATLAS_BUCKETS			64
diff --git a/src/game/game.c b/src/game/game.c
index 495ce8f..23e882e 100644
--- a/src/game/game.c
+++ b/src/game/game.c
@@ -275,7 +275,7 @@ static void loadMetaInfo(void)
 void loadGame(int slot)
 {
 	cJSON *root, *node, *statsJSON;
-	char *text, filename[MAX_PATH_LENGTH], *statName;
+	char *text, *filename, *statName;
 	int i;
 	Tuple *t;
 	Trophy *trophy;
@@ -286,7 +286,7 @@ void loadGame(int slot)
 	
 	game.saveSlot = slot;
 
-	sprintf(filename, "%s/%d/game.json", app.saveDir, game.saveSlot);
+	filename = buildFormattedString("%s/%d/game.json", app.saveDir, game.saveSlot);
 
 	if (fileExists(filename))
 	{
@@ -341,17 +341,19 @@ void loadGame(int slot)
 		
 		free(text);
 	}
+	
+	free(filename);
 }
 
 void saveGame(void)
 {
 	cJSON *root, *statsJSON, *keysJSON, *keyJSON, *missionsJSON, *missionJSON, *trophiesJSON, *trophyJSON;
-	char filename[MAX_PATH_LENGTH], *out;
+	char *filename, *out;
 	Tuple *t;
 	Trophy *trophy;
 	int i;
 
-	sprintf(filename, "%s/%d/game.json", app.saveDir, game.saveSlot);
+	filename = buildFormattedString("%s/%d/game.json", app.saveDir, game.saveSlot);
 
 	SDL_LogMessage(SDL_LOG_CATEGORY_APPLICATION, SDL_LOG_PRIORITY_INFO, "Saving game to '%s' ...", filename);
 
@@ -409,6 +411,8 @@ void saveGame(void)
 
 	cJSON_Delete(root);
 	free(out);
+	
+	free(filename);
 }
 
 /*
@@ -418,10 +422,10 @@ void saveGame(void)
 void restoreGameState(void)
 {
 	cJSON *root, *node, *statsJSON;
-	char *text, filename[MAX_PATH_LENGTH];
+	char *text, *filename;
 	int i;
 
-	sprintf(filename, "%s/%d/game.json", app.saveDir, game.saveSlot);
+	filename = buildFormattedString("%s/%d/game.json", app.saveDir, game.saveSlot);
 
 	SDL_LogMessage(SDL_LOG_CATEGORY_APPLICATION, SDL_LOG_PRIORITY_INFO, "Restoring game from '%s' ...", filename);
 	
@@ -453,6 +457,8 @@ void restoreGameState(void)
 	cJSON_Delete(root);
 	
 	free(text);
+	
+	free(filename);
 }
 
 char *getSaveWidgetLabel(char *filename)
@@ -498,9 +504,9 @@ char *getSaveWidgetLabel(char *filename)
 void deleteSaveSlot(int slot)
 {
 	int i, numFiles;
-	char path[MAX_PATH_LENGTH], **filenames;
+	char *path, **filenames;
 
-	sprintf(path, "%s/%d", app.saveDir, slot);
+	path = buildFormattedString("%s/%d", app.saveDir, slot);
 
 	filenames = getFileList(path, &numFiles);
 	
@@ -518,6 +524,8 @@ void deleteSaveSlot(int slot)
 	}
 
 	free(filenames);
+	
+	free(path);
 }
 
 static int sortItems(const void *a, const void *b)
diff --git a/src/game/game.h b/src/game/game.h
index cde2097..c3ea080 100644
--- a/src/game/game.h
+++ b/src/game/game.h
@@ -33,6 +33,7 @@ extern int lookup(char *name);
 extern char *readFile(const char *filename);
 extern char *timeToString(int seconds, int showHours);
 extern int writeFile(const char *filename, const char *data);
+extern char *buildFormattedString(const char *format, ...);
 
 extern App app;
 extern Entity *self;
diff --git a/src/game/title.c b/src/game/title.c
index 030ab40..4ee9be3 100644
--- a/src/game/title.c
+++ b/src/game/title.c
@@ -164,7 +164,7 @@ static void draw(void)
 
 static int getRecentSave(void)
 {
-	char filename[MAX_PATH_LENGTH];
+	char *filename;
 	int i, slot, curModTime, modTime;
 	
 	slot = -1;
@@ -172,7 +172,7 @@ static int getRecentSave(void)
 	
 	for (i = 0 ; i < MAX_SAVE_SLOTS ; i++)
 	{
-		sprintf(filename, "%s/%d/game.json", app.saveDir, i);
+		filename = buildFormattedString("%s/%d/game.json", app.saveDir, i);
 		
 		if (fileExists(filename))
 		{
@@ -184,6 +184,8 @@ static int getRecentSave(void)
 				slot = i;
 			}
 		}
+		
+		free(filename);
 	}
 	
 	return slot;
@@ -192,7 +194,7 @@ static int getRecentSave(void)
 static void populateSaveSlotWidgets(void)
 {
 	int i;
-	char name[MAX_NAME_LENGTH], filename[MAX_PATH_LENGTH];
+	char name[MAX_NAME_LENGTH], *filename;
 
 	for (i = 0 ; i < MAX_SAVE_SLOTS ; i++)
 	{
@@ -200,7 +202,7 @@ static void populateSaveSlotWidgets(void)
 
 		save[i] = getWidget(name, "saveSlot");
 
-		sprintf(filename, "%s/%d/game.json", app.saveDir, i);
+		filename = buildFormattedString("%s/%d/game.json", app.saveDir, i);
 
 		if (fileExists(filename))
 		{
@@ -216,6 +218,8 @@ static void populateSaveSlotWidgets(void)
 		save[i]->value[1] = i;
 
 		save[i]->action = &doSaveSlot;
+		
+		free(filename);
 	}
 }
 
diff --git a/src/game/title.h b/src/game/title.h
index 934b034..f971b42 100644
--- a/src/game/title.h
+++ b/src/game/title.h
@@ -54,6 +54,7 @@ extern void setSelectedWidget(char *name, char *group);
 extern void showWidgetGroup(char *group);
 extern void startSectionTransition(void);
 extern void stopMusic(void);
+extern char *buildFormattedString(const char *format, ...);
 
 extern App app;
 extern Colors colors;
diff --git a/src/plat/unix/unixInit.c b/src/plat/unix/unixInit.c
index 4dbd40d..04e26bd 100644
--- a/src/plat/unix/unixInit.c
+++ b/src/plat/unix/unixInit.c
@@ -24,8 +24,7 @@ static void mkpath(const char *path);
  
 void createSaveFolder(void)
 {
-	char *userHome;
-	char dir[MAX_PATH_LENGTH];
+	char *userHome, *dir;
 	int i;
 	
 	userHome = getenv("HOME");
@@ -40,12 +39,14 @@ void createSaveFolder(void)
 	
 	for (i = 0 ; i < MAX_SAVE_SLOTS ; i++)
 	{
-		sprintf(dir, "%s/.local/share/blobwarsAttrition/%d", userHome, i);
+		dir = buildFormattedString("%s/.local/share/blobwarsAttrition/%d", userHome, i);
 		
 		mkpath(dir);
+		
+		free(dir);
 	}
 	
-	sprintf(app.saveDir, "%s/.local/share/blobwarsAttrition", userHome);
+	app.saveDir = buildFormattedString("%s/.local/share/blobwarsAttrition", userHome);
 }
 
 static void mkpath(const char *path)
diff --git a/src/plat/unix/unixInit.h b/src/plat/unix/unixInit.h
index 3d612a0..a30b993 100644
--- a/src/plat/unix/unixInit.h
+++ b/src/plat/unix/unixInit.h
@@ -25,5 +25,7 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 
 #include "../../common.h"
 
+extern char *buildFormattedString(const char *format, ...);
+
 extern App app;
 extern Dev dev;
diff --git a/src/plat/win32/win32Init.c b/src/plat/win32/win32Init.c
index 3ad2693..32a19b7 100644
--- a/src/plat/win32/win32Init.c
+++ b/src/plat/win32/win32Init.c
@@ -24,8 +24,7 @@ static void mkpath(const char *path);
 
 void createSaveFolder(void)
 {
-	char *userHome;
-	char dir[MAX_PATH_LENGTH];
+	char *userHome, *dir;
 	int i;
 	
 	userHome = getenv("USERPROFILE");
@@ -40,12 +39,14 @@ void createSaveFolder(void)
 	
 	for (i = 0 ; i < MAX_SAVE_SLOTS ; i++)
 	{
-		sprintf(dir, "%s\\blobwarsAttrition\\%d", userHome, i);
+		dir = buildFormattedString("%s\\blobwarsAttrition\\%d", userHome, i);
 		
 		mkpath(dir);
+		
+		free(dir);
 	}
 	
-	sprintf(app.saveDir, "%s\\blobwarsAttrition", userHome);
+	app.saveDir = buildFormattedString("%s\\blobwarsAttrition", userHome);
 }
 
 void mkpath(const char *path)
diff --git a/src/plat/win32/win32Init.h b/src/plat/win32/win32Init.h
index 6579e25..464a5db 100644
--- a/src/plat/win32/win32Init.h
+++ b/src/plat/win32/win32Init.h
@@ -24,5 +24,7 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 
 #include "../../common.h"
 
+extern char *buildFormattedString(const char *format, ...);
+
 extern App app;
 extern Dev dev;
diff --git a/src/structs.h b/src/structs.h
index cb47caf..ce8801d 100644
--- a/src/structs.h
+++ b/src/structs.h
@@ -337,7 +337,7 @@ typedef struct {
 } Config;
 
 typedef struct {
-	char saveDir[MAX_FILENAME_LENGTH];
+	char *saveDir;
 	float scaleX;
 	float scaleY;
 	Mouse mouse;
diff --git a/src/system/draw.c b/src/system/draw.c
index 6f1761a..996264a 100644
--- a/src/system/draw.c
+++ b/src/system/draw.c
@@ -261,20 +261,22 @@ static void initColor(SDL_Color *c, int r, int g, int b)
 
 void saveScreenshot(char *name)
 {
-	char filename[MAX_PATH_LENGTH];
+	char *filename;
 	SDL_Surface *screenshot;
 	
 	if (name != NULL)
 	{
-		sprintf(filename, "%s/%d/%s.png", app.saveDir, game.saveSlot, name);
+		filename = buildFormattedString("%s/%d/%s.png", app.saveDir, game.saveSlot, name);
 	}
 	else
 	{
-		sprintf(filename, "%s/%d.png", dev.screenshotFolder, SDL_GetTicks());
+		filename = buildFormattedString("%s/%d.png", dev.screenshotFolder, SDL_GetTicks());
 	}
 	
 	screenshot = SDL_CreateRGBSurface(0, SCREEN_WIDTH, SCREEN_HEIGHT, 32, 0x00ff0000, 0x0000ff00, 0x000000ff, 0xff000000);
 	SDL_RenderReadPixels(app.renderer, NULL, SDL_PIXELFORMAT_ARGB8888, screenshot->pixels, screenshot->pitch);
 	SDL_SavePNG(screenshot, filename);
 	SDL_FreeSurface(screenshot);
+	
+	free(filename);
 }
diff --git a/src/system/draw.h b/src/system/draw.h
index 3893efa..4993823 100644
--- a/src/system/draw.h
+++ b/src/system/draw.h
@@ -22,6 +22,7 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 #include "savepng.h"
 
 extern void drawText(int x, int y, int size, int align, SDL_Color c, const char *format, ...);
+extern char *buildFormattedString(const char *format, ...);
 
 extern App app;
 extern Colors colors;
diff --git a/src/system/init.c b/src/system/init.c
index 9af2e6d..91c2c1a 100644
--- a/src/system/init.c
+++ b/src/system/init.c
@@ -228,11 +228,11 @@ static void loadConfig(void)
 {
 	int i;
 	cJSON *root, *controlsJSON, *node;
-	char *text, filename[MAX_PATH_LENGTH];
+	char *text, *filename;
 
 	initDefaultConfig();
 	
-	sprintf(filename, "%s/%s", app.saveDir, CONFIG_FILENAME);
+	filename = buildFormattedString("%s/%s", app.saveDir, CONFIG_FILENAME);
 
 	if (fileExists(filename))
 	{
@@ -278,15 +278,17 @@ static void loadConfig(void)
 		cJSON_Delete(root);
 		free(text);
 	}
+	
+	free(filename);
 }
 
 void saveConfig(void)
 {
 	int i;
-	char *out, filename[MAX_PATH_LENGTH];
+	char *out, *filename;
 	cJSON *root, *controlsJSON, *keysJSON, *joypadJSON;
 
-	sprintf(filename, "%s/%s", app.saveDir, CONFIG_FILENAME);
+	filename = buildFormattedString("%s/%s", app.saveDir, CONFIG_FILENAME);
 
 	SDL_LogMessage(SDL_LOG_CATEGORY_APPLICATION, SDL_LOG_PRIORITY_INFO, "Saving config ...");
 
@@ -330,6 +332,8 @@ void saveConfig(void)
 
 	cJSON_Delete(root);
 	free(out);
+	
+	free(filename);
 }
 
 void cleanup(void)
diff --git a/src/system/init.h b/src/system/init.h
index 72d9912..6b2ff24 100644
--- a/src/system/init.h
+++ b/src/system/init.h
@@ -54,5 +54,6 @@ extern void presentScene(void);
 extern char *readFile(const char *filename);
 extern void setLanguage(char *applicationName, char *languageCode);
 extern int writeFile(const char *filename, const char *data);
+extern char *buildFormattedString(const char *format, ...);
 
 extern App app;
diff --git a/src/util/util.c b/src/util/util.c
index b638180..ae1eb76 100644
--- a/src/util/util.c
+++ b/src/util/util.c
@@ -81,6 +81,25 @@ void *resize(void *array, int oldSize, int newSize)
 	return newArray;
 }
 
+char *buildFormattedString(const char *format, ...)
+{
+	int n;
+	char *s;
+	va_list args;	
+	
+    va_start(args, format);
+    n = vsnprintf(NULL, 0, format, args) + 1;
+    va_end(args);
+	
+	s = malloc(sizeof(char) * n);
+	
+	va_start(args, format);
+	vsprintf(s, format, args);
+	va_end(args);
+	
+	return s;
+}
+
 /* 
  * public domain strtok_r() by Charlie Gordon
  *
diff --git a/src/world/worldLoader.c b/src/world/worldLoader.c
index 6dadd1d..61d3f63 100644
--- a/src/world/worldLoader.c
+++ b/src/world/worldLoader.c
@@ -29,7 +29,7 @@ static void loadObjectives(cJSON *root);
 void loadWorld(char *id)
 {
 	cJSON *root;
-	char *text, filename[MAX_PATH_LENGTH];
+	char *text, *filename;
 	
 	memset(&world, 0, sizeof(World));
 	
@@ -38,7 +38,7 @@ void loadWorld(char *id)
 	world.objectiveTail = &world.objectiveHead;
 	world.particleTail = &world.particleHead;
 	
-	sprintf(filename, "%s/%d/%s.json", app.saveDir, game.saveSlot, id);
+	filename = buildFormattedString("%s/%d/%s.json", app.saveDir, game.saveSlot, id);
 	
 	if (!game.isComplete && fileExists(filename))
 	{
@@ -79,6 +79,8 @@ void loadWorld(char *id)
 	cJSON_Delete(root);
 	
 	free(text);
+	
+	free(filename);
 }
 
 static void loadEnemyTypes(char *enemyTypes)
diff --git a/src/world/worldLoader.h b/src/world/worldLoader.h
index e4b9390..aca76b5 100644
--- a/src/world/worldLoader.h
+++ b/src/world/worldLoader.h
@@ -24,6 +24,7 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 extern Entity *createEntity(char *typeStr);
 extern int fileExists(const char *filename);
 extern char *readFile(const char *filename);
+extern char *buildFormattedString(const char *format, ...);
 
 extern App app;
 extern Dev dev;
diff --git a/src/world/worldSaver.c b/src/world/worldSaver.c
index 3cd40e4..fa319de 100644
--- a/src/world/worldSaver.c
+++ b/src/world/worldSaver.c
@@ -30,9 +30,9 @@ static int canPersistEntity(void);
 void saveWorld(void)
 {
 	cJSON *root;
-	char filename[MAX_PATH_LENGTH], *out;
+	char *filename, *out;
 
-	sprintf(filename, "%s/%d/%s.json", app.saveDir, game.saveSlot, world.id);
+	filename = buildFormattedString("%s/%d/%s.json", app.saveDir, game.saveSlot, world.id);
 
 	SDL_LogMessage(SDL_LOG_CATEGORY_APPLICATION, SDL_LOG_PRIORITY_INFO, "Saving world to '%s' ...", filename);
 
@@ -66,6 +66,8 @@ void saveWorld(void)
 
 	cJSON_Delete(root);
 	free(out);
+	
+	free(filename);
 }
 
 static void saveEnemyTypes(cJSON *root)
diff --git a/src/world/worldSaver.h b/src/world/worldSaver.h
index 563ebf3..65531e9 100644
--- a/src/world/worldSaver.h
+++ b/src/world/worldSaver.h
@@ -22,6 +22,7 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 #include "../json/cJSON.h"
 
 extern int writeFile(const char *filename, const char *data);
+extern char *buildFormattedString(const char *format, ...);
 
 extern App app;
 extern Entity *self;