diff --git a/libsrc/telestrat/ch376.s b/libsrc/telestrat/ch376.s
index fbfa16017..49aefad92 100644
--- a/libsrc/telestrat/ch376.s
+++ b/libsrc/telestrat/ch376.s
@@ -29,49 +29,49 @@ CH376_USB_INT_SUCCESS	 	 = $14
 CH376_USB_INT_CONNECT	 	 = $15
 CH376_USB_INT_DISCONNECT	 = $16
 CH376_USB_INT_BUF_OVER	 	 = $17
-CH376_USB_INT_USB_READY	 	 = $18
-CH376_USB_INT_DISK_READ	  	 = $1D
+CH376_USB_INT_USB_READY      = $18
+CH376_USB_INT_DISK_READ      = $1D
 CH376_USB_INT_DISK_WRITE	 = $1E
 CH376_USB_INT_DISK_ERR		 = $1F
 
 
-CH376_ERR_OPEN_DIR		     = $41
-CH376_ERR_MISS_FILE		     = $42
+CH376_ERR_OPEN_DIR           = $41
+CH376_ERR_MISS_FILE          = $42
 CH376_ERR_FOUND_NAME		 = $43
 CH376_ERR_DISK_DISCON		 = $82
 CH376_ERR_LARGE_SECTOR		 = $84
 CH376_ERR_TYPE_ERROR		 = $92
-CH376_ERR_BPB_ERROR		     = $A1
-CH376_ERR_DISK_FULL		     = $B1
-CH376_ERR_FDT_OVER		     = $B2
+CH376_ERR_BPB_ERROR          = $A1
+CH376_ERR_DISK_FULL          = $B1
+CH376_ERR_FDT_OVER           = $B2
 CH376_ERR_FILE_CLOSE		 = $B4
 
-CH376_GET_IC_VER		     = $01
-CH376_SET_BAUDRATE		     = $02
+CH376_GET_IC_VER             = $01
+CH376_SET_BAUDRATE           = $02
 CH376_GET_ENTER_SLEEP		 = $03
-CH376_RESET_ALL		         = $05
-CH376_CHECK_EXIST		     = $06
+CH376_RESET_ALL              = $05
+CH376_CHECK_EXIST            = $06
 CH376_GET_FILE_SIZE          = $0C
 
 CH376_SET_USB_MODE           = $15
 CH376_GET_STATUS             = $22
 CH376_RD_USB_DATA0           = $27
-CH376_CMD_WR_REQ_DATA		 = $2D
-CH376_SET_FILE_NAME		     = $2F
+CH376_CMD_WR_REQ_DATA        = $2D
+CH376_SET_FILE_NAME          = $2F
 
 CH376_DISK_CONNECT           = $30 ; check the disk connection status
-CH376_DISK_MOUNT	 	 	 = $31
-CH376_FILE_OPEN	 	 	     = $32
-CH376_FILE_ENUM_GO	 	     = $33
-CH376_FILE_CREATE 	 	     = $34
+CH376_DISK_MOUNT             = $31
+CH376_FILE_OPEN              = $32
+CH376_FILE_ENUM_GO           = $33
+CH376_FILE_CREATE            = $34
 CH376_FILE_CLOSE	 	     = $36
-CH376_BYTE_LOCATE	 	 	 = $39
-CH376_BYTE_READ	 	 	     = $3A
-CH376_BYTE_RD_GO	 	 	 = $3B
-CH376_BYTE_WRITE	 	     = $3C
-CH376_BYTE_WR_GO	 	     = $3D
-CH376_DISK_CAPACITY	         = $3E
-CH376_DISK_RD_GO	 	 	 = $55
+CH376_BYTE_LOCATE            = $39
+CH376_BYTE_READ              = $3A
+CH376_BYTE_RD_GO             = $3B
+CH376_BYTE_WRITE             = $3C
+CH376_BYTE_WR_GO             = $3D
+CH376_DISK_CAPACITY          = $3E
+CH376_DISK_RD_GO             = $55
 
 .proc _ch376_file_close
     lda     #CH376_FILE_CLOSE
diff --git a/libsrc/telestrat/close.s b/libsrc/telestrat/close.s
index 881d0897f..240ebb063 100644
--- a/libsrc/telestrat/close.s
+++ b/libsrc/telestrat/close.s
@@ -2,9 +2,9 @@
 
     .export         _close
         
-	.import 		addysp,popax
+    .import 		addysp,popax
         
-	.include        "zeropage.inc"		
+    .include        "zeropage.inc"		
     .include        "telestrat.inc"
     .include 		"errno.inc"
     .include        "fcntl.inc"	
diff --git a/libsrc/telestrat/graphics.s b/libsrc/telestrat/graphics.s
index 9984036bb..e0b002d3c 100644
--- a/libsrc/telestrat/graphics.s
+++ b/libsrc/telestrat/graphics.s
@@ -4,7 +4,7 @@
 	
     .include        "zeropage.inc"
     .include        "telestrat.inc"
-    .import 	    popa
+    .import         popa
 		
 		
 .proc _paper
diff --git a/libsrc/telestrat/mainargs.s b/libsrc/telestrat/mainargs.s
index b41e2a96d..fa388cbfa 100644
--- a/libsrc/telestrat/mainargs.s
+++ b/libsrc/telestrat/mainargs.s
@@ -24,8 +24,8 @@ initmainargs:
 
         ldx     #0      ; Limit the length
 L0:     lda     BUFEDT,x
-		beq 	L3
-		cmp 	#' '
+        beq 	L3
+        cmp 	#' '
 		bne 	L1
 		lda 	#0
 		beq 	L3
@@ -35,7 +35,7 @@ L1:     sta     name,x
         bne     L0
 		lda 	#0
 L3:		
-		sta 	name,x
+        sta 	name,x
         inc     __argc          ; argc always is equal to, at least, 1
 
 		
diff --git a/libsrc/telestrat/open.s b/libsrc/telestrat/open.s
index 9455855da..b3b390003 100644
--- a/libsrc/telestrat/open.s
+++ b/libsrc/telestrat/open.s
@@ -1,33 +1,32 @@
-        .export         _open
-        .import 		addysp,popax
-        .importzp 	    sp,tmp2,tmp3,tmp1
+    .export         _open
+    .import         addysp,popax
+    .importzp 	    sp,tmp2,tmp3,tmp1
 	
 	
-        .include        "telestrat.inc"
-        .include 		"errno.inc"
-        .include        "fcntl.inc"	
+    .include   "telestrat.inc"
+    .include   "errno.inc"
+    .include   "fcntl.inc"	
 
 ; int open (const char* name, int flags, ...);    /* May take a mode argument */
 .proc _open
 ; Throw away any additional parameters passed through the ellipsis
 
-        dey                     ; Parm count < 4 shouldn't be needed to be...
-        dey                     ; ...checked (it generates a c compiler warning)
-        dey
-        dey
-        beq     	parmok          ; Branch if parameter count ok
-        jsr     	addysp          ; Fix stack, throw away unused parameters
+    dey                     ; Parm count < 4 shouldn't be needed to be...
+    dey                     ; ...checked (it generates a c compiler warning)
+    dey
+    dey
+    beq     	parmok          ; Branch if parameter count ok
+    jsr     	addysp          ; Fix stack, throw away unused parameters
 
 ; Parameters ok. Pop the flags and save them into tmp3
 
 parmok: jsr     	popax           ; Get flagss
-		sta			tmp3 ; save flags
+    sta			tmp3 ; save flags
 ; Get the filename from stack and parse it. Bail out if is not ok
-
-        jsr     	popax   ; Get name
-        ldy 		tmp3 	; Get flags again
-        BRK_TELEMON XOPEN	; launch primitive ROM
-        rts
+    jsr     	popax   ; Get name
+    ldy 		tmp3 	; Get flags again
+    BRK_TELEMON XOPEN	; launch primitive ROM
+    rts
 .endproc
 		
 		
\ No newline at end of file