diff --git a/cpu/sa1100/start.S b/cpu/sa1100/start.S
index 431ee65..910650d 100644
--- a/cpu/sa1100/start.S
+++ b/cpu/sa1100/start.S
@@ -157,7 +157,7 @@
 clear_bss:
 	ldr	r0, _bss_start		/* find start of bss segment        */
 	ldr	r1, _bss_end		/* stop here                        */
-	mov 	r2, #0x00000000		/* clear                            */
+	mov	r2, #0x00000000		/* clear                            */
 
 clbss_l:str	r2, [r0]		/* clear loop...                    */
 	add	r0, r0, #4
@@ -349,31 +349,31 @@
 undefined_instruction:
 	get_bad_stack
 	bad_save_user_regs
-	bl 	do_undefined_instruction
+	bl	do_undefined_instruction
 
 	.align	5
 software_interrupt:
 	get_bad_stack
 	bad_save_user_regs
-	bl 	do_software_interrupt
+	bl	do_software_interrupt
 
 	.align	5
 prefetch_abort:
 	get_bad_stack
 	bad_save_user_regs
-	bl 	do_prefetch_abort
+	bl	do_prefetch_abort
 
 	.align	5
 data_abort:
 	get_bad_stack
 	bad_save_user_regs
-	bl 	do_data_abort
+	bl	do_data_abort
 
 	.align	5
 not_used:
 	get_bad_stack
 	bad_save_user_regs
-	bl 	do_not_used
+	bl	do_not_used
 
 #ifdef CONFIG_USE_IRQ
 
@@ -381,7 +381,7 @@
 irq:
 	get_irq_stack
 	irq_save_user_regs
-	bl 	do_irq
+	bl	do_irq
 	irq_restore_user_regs
 
 	.align	5
@@ -389,7 +389,7 @@
 	get_fiq_stack
 	/* someone ought to write a more effiction fiq_save_user_regs */
 	irq_save_user_regs
-	bl 	do_fiq
+	bl	do_fiq
 	irq_restore_user_regs
 
 #else
@@ -398,13 +398,13 @@
 irq:
 	get_bad_stack
 	bad_save_user_regs
-	bl 	do_irq
+	bl	do_irq
 
 	.align	5
 fiq:
 	get_bad_stack
 	bad_save_user_regs
-	bl 	do_fiq
+	bl	do_fiq
 
 #endif