diff --git a/kernel/Makefile b/kernel/Makefile
index 0ce9b8b9..a1b3e34e 100644
--- a/kernel/Makefile
+++ b/kernel/Makefile
@@ -304,7 +304,7 @@ $(bootloader): $(kernel)
 ifeq ($(need_bootloader), true)
 ifeq ($(arch), aarch64)
 	@echo "Patching symbols into kernel."
-	../tools/fill_symbols/aarch64.sh target/aarch64/$(mode)/rcore
+	@../tools/fill_symbols/aarch64.sh target/aarch64/$(mode)/rcore $(prefix)
 endif
 	@echo Building $(arch) bootloader
 	@$(strip) $(kernel) -o $(kernel)_stripped
diff --git a/tools/fill_symbols/aarch64.sh b/tools/fill_symbols/aarch64.sh
index 30f0dcb2..a12c7bdc 100755
--- a/tools/fill_symbols/aarch64.sh
+++ b/tools/fill_symbols/aarch64.sh
@@ -3,11 +3,11 @@ echo "Filling kernel symbols."
 rcore=$1
 tmpfile=$(mktemp /tmp/rcore-symbols.txt.XXXXXX)
 echo "Writing symbol table."
-aarch64-elf-nm $1 >$tmpfile
+$2nm $1 >$tmpfile
 gzip $tmpfile
 tmpfile=$tmpfile.gz
-symbol_table_loc=$((16#$(aarch64-elf-objdump -D $rcore -j .data -F |grep "<rcore_symbol_table>" |grep -oEi "0x[0-9a-f]+" |grep -oEi "[0-9a-f][0-9a-f]+")))
-symbol_table_size_loc=$((16#$(aarch64-elf-objdump -D $rcore -j .data -F |grep "<rcore_symbol_table_size>" |grep -oEi "0x[0-9a-f]+" |grep -oEi "[0-9a-f][0-9a-f]+")))
+symbol_table_loc=$((16#$($2objdump -D $rcore -j .data -F |grep "<rcore_symbol_table>" |grep -oEi "0x[0-9a-f]+" |grep -oEi "[0-9a-f][0-9a-f]+")))
+symbol_table_size_loc=$((16#$($2objdump -D $rcore -j .data -F |grep "<rcore_symbol_table_size>" |grep -oEi "0x[0-9a-f]+" |grep -oEi "[0-9a-f][0-9a-f]+")))
 echo $symbol_table_loc
 echo $symbol_table_size_loc
 FILESIZE=$(stat -c%s "$tmpfile")