diff --git a/src/audio/oal/stream.cpp b/src/audio/oal/stream.cpp
index 5639bd12..1ffe941e 100644
--- a/src/audio/oal/stream.cpp
+++ b/src/audio/oal/stream.cpp
@@ -205,7 +205,7 @@ CStream::CStream(char *filename, ALuint &source, ALuint (&buffers)[NUM_STREAMBUF
 #if !defined(_WIN32)
 	FILE *test = fopen(filename, "r");
 	if (!test) {
-		char *r = (char*)alloca(strlen(filename) + 2);
+		char *r = (char*)alloca(strlen(filename) + 4);
 		if (casepath(filename, r))
 		{
 		    strcpy(m_aFilename, r);
diff --git a/src/core/CdStreamPosix.cpp b/src/core/CdStreamPosix.cpp
index 4d6bcdab..073ba909 100644
--- a/src/core/CdStreamPosix.cpp
+++ b/src/core/CdStreamPosix.cpp
@@ -189,7 +189,7 @@ GetGTA3ImgSize(void)
     realpath(gImgNames[0], path);
     if (stat(path, &statbuf) == -1) {
 		// Try case-insensitivity
-		char *r = (char*)alloca(strlen(gImgNames[0]) + 2);
+		char *r = (char*)alloca(strlen(gImgNames[0]) + 4);
 		if (casepath(gImgNames[0], r))
 		{
 			realpath(r, path);
@@ -460,7 +460,7 @@ CdStreamAddImage(char const *path)
 
 	// Fix case sensitivity and backslashes.
 	if (gImgFiles[gNumImages] == -1) {
-		char *r = (char*)alloca(strlen(path) + 2);
+		char *r = (char*)alloca(strlen(path) + 4);
 		if (casepath(path, r))
 		{
 		    gImgFiles[gNumImages] = open(r, _gdwCdStreamFlags);
diff --git a/src/core/FileMgr.cpp b/src/core/FileMgr.cpp
index 8dbc6894..618874fa 100644
--- a/src/core/FileMgr.cpp
+++ b/src/core/FileMgr.cpp
@@ -37,7 +37,7 @@ static myFILE myfiles[NUMFILES];
 // Case-insensitivity on linux (from https://github.com/OneSadCookie/fcaseopen)
 void mychdir(char const *path)
 {
-    char *r = (char*)alloca(strlen(path) + 2);
+    char *r = (char*)alloca(strlen(path) + 4);
     if (casepath(path, r))
     {
         chdir(r);
@@ -88,7 +88,7 @@ found:
 // Be case-insensitive on linux (from https://github.com/OneSadCookie/fcaseopen/)
 #if !defined(_WIN32)
 	if (!myfiles[fd].file) {
-		char *r = (char*)alloca(strlen(newPath) + 2);
+		char *r = (char*)alloca(strlen(newPath) + 4);
 		if (casepath(newPath, r))
 		{
 		    myfiles[fd].file = fopen(r, realmode);
diff --git a/src/fakerw/fake.cpp b/src/fakerw/fake.cpp
index 6524e87c..d4417a7f 100644
--- a/src/fakerw/fake.cpp
+++ b/src/fakerw/fake.cpp
@@ -379,7 +379,7 @@ RwStream *RwStreamOpen(RwStreamType type, RwStreamAccessType accessType, const v
 		FILE* first = fopen((char*)pData, "r");
 		char *r;
 		if (!first) {
-			r = (char*)alloca(strlen((char*)pData) + 2);
+			r = (char*)alloca(strlen((char*)pData) + 4);
 			// Use default path(and pass error handling to librw) if we can't find any match
 			if (!casepath((char*)pData, r))
 				r = (char*)pData;
@@ -862,7 +862,7 @@ RtBMPImageWrite(RwImage *image, const RwChar *imageName)
 	char *r = nil;
 	FILE *valid = fopen((char *)imageName, "r");
 	if(!valid) {
-		char *r = (char *)alloca(strlen((char *)imageName) + 2);
+		char *r = (char *)alloca(strlen((char *)imageName) + 4);
 		// Use default path(and pass error handling to librw) if we can't find any match
 		if(!casepath((char *)imageName, r)) r = (char *)imageName;
 	} else
@@ -880,7 +880,7 @@ RtBMPImageRead(const RwChar *imageName)
 	char *r = nil;
 	FILE *valid = fopen((char *)imageName, "r");
 	if(!valid) {
-		r = (char *)alloca(strlen((char *)imageName) + 2);
+		r = (char *)alloca(strlen((char *)imageName) + 4);
 		// Use default path(and pass error handling to librw) if we can't find any match
 		if(!casepath((char *)imageName, r)) r = (char *)imageName;
 	} else