diff --git a/src/bled/bled.c b/src/bled/bled.c
index f0bf30e6..7d1c813c 100644
--- a/src/bled/bled.c
+++ b/src/bled/bled.c
@@ -31,6 +31,7 @@ jmp_buf bb_error_jmp;
 char* bb_virtual_buf = NULL;
 size_t bb_virtual_len = 0, bb_virtual_pos = 0;
 int bb_virtual_fd = -1;
+uint32_t BB_BUFSIZE = 0x10000;
 
 static long long int unpack_none(transformer_state_t *xstate)
 {
@@ -265,7 +266,8 @@ int64_t bled_uncompress_from_buffer_to_buffer(const char* src, const size_t src_
 }
 
 /* Initialize the library.
- * When the parameters are not NULL you can:
+ * When the parameters are not NULL or zero you can:
+ * - specify the buffer size to use (must be larger than 64KB and a power of two)
  * - specify the printf-like function you want to use to output message
  *   void print_function(const char* format, ...);
  * - specify the read/write functions you want to use;
@@ -275,18 +277,25 @@ int64_t bled_uncompress_from_buffer_to_buffer(const char* src, const size_t src_
  *   void switch_function(const char* filename, const uint64_t filesize);
  * - point to an unsigned long variable, to be used to cancel operations when set to non zero
  */
-int bled_init(printf_t print_function, read_t read_function, write_t write_function, 
+int bled_init(uint32_t buffer_size, printf_t print_function, read_t read_function, write_t write_function,
 	progress_t progress_function, switch_t switch_function, unsigned long* cancel_request)
 {
 	if (bled_initialized)
 		return -1;
-	bled_initialized = true;
+	BB_BUFSIZE = buffer_size;
+	/* buffer_size must be larger than 64 KB and a power of two */
+	if (buffer_size < 0x10000 || (buffer_size & (buffer_size - 1)) != 0) {
+		if (buffer_size != 0 && print_function != NULL)
+			print_function("bled_init: invalid buffer_size, defaulting to 64 KB");
+		BB_BUFSIZE = 0x10000;
+	}
 	bled_printf = print_function;
 	bled_read = read_function;
 	bled_write = write_function;
 	bled_progress = progress_function;
 	bled_switch = switch_function;
 	bled_cancel_request = cancel_request;
+	bled_initialized = true;
 	return 0;
 }
 
diff --git a/src/bled/bled.h b/src/bled/bled.h
index 415ca927..480498cf 100644
--- a/src/bled/bled.h
+++ b/src/bled/bled.h
@@ -50,7 +50,8 @@ int64_t bled_uncompress_to_dir(const char* src, const char* dir, int type);
 int64_t bled_uncompress_from_buffer_to_buffer(const char* src, const size_t src_len, char* dst, size_t dst_len, int type);
 
 /* Initialize the library.
- * When the parameters are not NULL you can:
+ * When the parameters are not NULL or zero you can:
+ * - specify the buffer size to use (must be larger than 64KB and a power of two)
  * - specify the printf-like function you want to use to output message
  *   void print_function(const char* format, ...);
  * - specify the read/write functions you want to use;
@@ -60,7 +61,7 @@ int64_t bled_uncompress_from_buffer_to_buffer(const char* src, const size_t src_
  *   void switch_function(const char* filename, const uint64_t filesize);
  * - point to an unsigned long variable, to be used to cancel operations when set to non zero
  */
-int bled_init(printf_t print_function, read_t read_function, write_t write_function,
+int bled_init(uint32_t buffer_size, printf_t print_function, read_t read_function, write_t write_function,
     progress_t progress_function, switch_t switch_function, unsigned long* cancel_request);
 
 /* This call frees any resource used by the library */
diff --git a/src/bled/decompress_gunzip.c b/src/bled/decompress_gunzip.c
index 94b4b374..1d3d832e 100644
--- a/src/bled/decompress_gunzip.c
+++ b/src/bled/decompress_gunzip.c
@@ -45,10 +45,11 @@ typedef struct huft_t {
 	} v;
 } huft_t;
 
+/* gunzip_window size--must be a power of two, and
+ * at least 32K for zip's deflate method */
+#define GUNZIP_WSIZE BB_BUFSIZE
+
 enum {
-	/* gunzip_window size--must be a power of two, and
-	 * at least 32K for zip's deflate method */
-	GUNZIP_WSIZE = BB_BUFSIZE,
 	/* If BMAX needs to be larger than 16, then h and x[] should be ulg. */
 	BMAX = 16,	/* maximum bit length of any code (16 for explode) */
 	N_MAX = 288,	/* maximum number of codes in any set */
diff --git a/src/bled/decompress_uncompress.c b/src/bled/decompress_uncompress.c
index df6cf263..a995a0db 100644
--- a/src/bled/decompress_uncompress.c
+++ b/src/bled/decompress_uncompress.c
@@ -27,10 +27,10 @@
 
 
 /* Default input buffer size */
-#define IBUFSIZ         BB_BUFSIZE
+#define IBUFSIZ         ((int)BB_BUFSIZE)
 
 /* Default output buffer size */
-#define OBUFSIZ         BB_BUFSIZE
+#define OBUFSIZ         ((int)BB_BUFSIZE)
 
 /* Defines for third byte of header */
 #define BIT_MASK        0x1f    /* Mask for 'number of compresssion bits'       */
diff --git a/src/bled/libbb.h b/src/bled/libbb.h
index 836e63dc..7d178236 100644
--- a/src/bled/libbb.h
+++ b/src/bled/libbb.h
@@ -39,7 +39,6 @@
 #include <sys/types.h>
 #include <io.h>
 
-#define BB_BUFSIZE                  0x40000
 #define ONE_TB                      1099511627776ULL
 
 #define ENABLE_DESKTOP              1
@@ -105,6 +104,7 @@ typedef unsigned int uid_t;
 #define get_le16(ptr) (*(const uint16_t *)(ptr))
 #endif
 
+extern uint32_t BB_BUFSIZE;
 extern smallint bb_got_signal;
 extern uint32_t *global_crc32_table;
 extern jmp_buf bb_error_jmp;
diff --git a/src/format.c b/src/format.c
index fb571902..36eb270c 100644
--- a/src/format.c
+++ b/src/format.c
@@ -1290,7 +1290,7 @@ static BOOL WriteDrive(HANDLE hPhysicalDrive, BOOL bZeroDrive)
 		}
 		assert((uintptr_t)sec_buf % SelectedDrive.SectorSize == 0);
 		sec_buf_pos = 0;
-		bled_init(uprintf, NULL, sector_write, update_progress, NULL, &FormatStatus);
+		bled_init(256 * KB, uprintf, NULL, sector_write, update_progress, NULL, &FormatStatus);
 		bled_ret = bled_uncompress_with_handles(hSourceImage, hPhysicalDrive, img_report.compression_type);
 		bled_exit();
 		uprintfs("\r\n");
diff --git a/src/iso.c b/src/iso.c
index b74dad4d..19c85ceb 100644
--- a/src/iso.c
+++ b/src/iso.c
@@ -1283,7 +1283,7 @@ out:
 		update_md5sum();
 		if (archive_path != NULL) {
 			uprintf("● Adding files from %s", archive_path);
-			bled_init(NULL, NULL, NULL, NULL, alt_print_extracted_file, NULL);
+			bled_init(256 * KB, NULL, NULL, NULL, NULL, alt_print_extracted_file, NULL);
 			bled_uncompress_to_dir(archive_path, dest_dir, BLED_COMPRESSION_ZIP);
 			bled_exit();
 		}
diff --git a/src/net.c b/src/net.c
index e4c64bc7..f0ce93e9 100644
--- a/src/net.c
+++ b/src/net.c
@@ -948,7 +948,7 @@ static DWORD WINAPI DownloadISOThread(LPVOID param)
 		free(sig);
 		uprintf("Download signature is valid ✓");
 		uncompressed_size = *((uint64_t*)&compressed[5]);
-		if ((uncompressed_size < 1 * MB) && (bled_init(uprintf, NULL, NULL, NULL, NULL, &FormatStatus) >= 0)) {
+		if ((uncompressed_size < 1 * MB) && (bled_init(0, uprintf, NULL, NULL, NULL, NULL, &FormatStatus) >= 0)) {
 			fido_script = malloc((size_t)uncompressed_size);
 			size = bled_uncompress_from_buffer_to_buffer(compressed, dwCompressedSize, fido_script, (size_t)uncompressed_size, BLED_COMPRESSION_LZMA);
 			bled_exit();
diff --git a/src/rufus.rc b/src/rufus.rc
index c23564ad..05f7d7fd 100644
--- a/src/rufus.rc
+++ b/src/rufus.rc
@@ -33,7 +33,7 @@ LANGUAGE LANG_NEUTRAL, SUBLANG_NEUTRAL
 IDD_DIALOG DIALOGEX 12, 12, 232, 326
 STYLE DS_SETFONT | DS_MODALFRAME | DS_CENTER | WS_MINIMIZEBOX | WS_POPUP | WS_CAPTION | WS_SYSMENU
 EXSTYLE WS_EX_ACCEPTFILES
-CAPTION "Rufus 4.2.2057"
+CAPTION "Rufus 4.2.2058"
 FONT 9, "Segoe UI Symbol", 400, 0, 0x0
 BEGIN
     LTEXT           "Drive Properties",IDS_DRIVE_PROPERTIES_TXT,8,6,53,12,NOT WS_GROUP
@@ -392,8 +392,8 @@ END
 //
 
 VS_VERSION_INFO VERSIONINFO
- FILEVERSION 4,2,2057,0
- PRODUCTVERSION 4,2,2057,0
+ FILEVERSION 4,2,2058,0
+ PRODUCTVERSION 4,2,2058,0
  FILEFLAGSMASK 0x3fL
 #ifdef _DEBUG
  FILEFLAGS 0x1L
@@ -411,13 +411,13 @@ BEGIN
             VALUE "Comments", "https://rufus.ie"
             VALUE "CompanyName", "Akeo Consulting"
             VALUE "FileDescription", "Rufus"
-            VALUE "FileVersion", "4.2.2057"
+            VALUE "FileVersion", "4.2.2058"
             VALUE "InternalName", "Rufus"
             VALUE "LegalCopyright", "� 2011-2023 Pete Batard (GPL v3)"
             VALUE "LegalTrademarks", "https://www.gnu.org/licenses/gpl-3.0.html"
             VALUE "OriginalFilename", "rufus-4.2.exe"
             VALUE "ProductName", "Rufus"
-            VALUE "ProductVersion", "4.2.2057"
+            VALUE "ProductVersion", "4.2.2058"
         END
     END
     BLOCK "VarFileInfo"
diff --git a/src/vhd.c b/src/vhd.c
index eb3d481d..33a31e19 100644
--- a/src/vhd.c
+++ b/src/vhd.c
@@ -211,7 +211,7 @@ static BOOL IsCompressedBootableImage(const char* path)
 			if (buf == NULL)
 				return FALSE;
 			FormatStatus = 0;
-			bled_init(uprintf, NULL, NULL, NULL, NULL, &FormatStatus);
+			bled_init(0, uprintf, NULL, NULL, NULL, NULL, &FormatStatus);
 			dc = bled_uncompress_to_buffer(path, (char*)buf, MBR_SIZE, file_assoc[i].type);
 			bled_exit();
 			if (dc != MBR_SIZE) {