diff --git a/arch/arm/include/lpc54xx/chip.h b/arch/arm/include/lpc54xx/chip.h
index e1b9fb6b95..08123cbd1f 100644
--- a/arch/arm/include/lpc54xx/chip.h
+++ b/arch/arm/include/lpc54xx/chip.h
@@ -59,6 +59,7 @@
  */
 
 /* NVIC priority levels *************************************************************/
+
 /* Each priority field holds a priority value, 0-31. The lower the value, the greater
  * the priority of the corresponding interrupt.
  *
diff --git a/symtab/Makefile b/symtab/Makefile
index c560f35d51..7a7fcd79d4 100644
--- a/symtab/Makefile
+++ b/symtab/Makefile
@@ -81,7 +81,7 @@ $(MKSYMTAB):
 
 symtab.c : $(CSVFILES) $(MKSYMTAB)
 	$(Q) rm -f tmp.csv $@
-	$(Q) cat $(CSVFILES) | sort >tmp.csv
+	$(Q) cat $(CSVFILES) | LC_ALL=C sort >tmp.csv
 	$(Q) $(MKSYMTAB) tmp.csv $@
 	$(Q) echo >>$@
 	$(Q) echo >>$@ 'int g_nsymbols = NSYMBOLS;'