diff --git a/Makefile b/Makefile
index bfd78b903..cf699344f 100644
--- a/Makefile
+++ b/Makefile
@@ -15,6 +15,10 @@ IRIX_ROOT := tools/irix/root
 
 ifeq ($(shell type mips-linux-gnu-ld >/dev/null 2>/dev/null; echo $$?), 0)
     TOOLCHAIN := mips-linux-gnu
+else ifeq ($(shell type mips64-linux-gnu-ld >/dev/null 2>/dev/null; echo $$?), 0)
+    TOOLCHAIN := mips64-linux-gnu
+else ifeq ($(shell type mips-elf-ld >/dev/null 2>/dev/null; echo $$?), 0)
+    TOOLCHAIN := mips-elf
 else
     TOOLCHAIN := mips64-elf
 endif
@@ -297,7 +301,7 @@ $(B_DIR)/stage1.bin: $(B_DIR)/stage1.elf
 all: $(UCODE_BIN_FILES) $(ASSET_O_FILES)
 
 rom: $(UCODE_BIN_FILES) $(B_DIR)/ucode/gamezips.bin $(ASSET_O_FILES)
-	tools/buildrom
+	TOOLCHAIN=$(TOOLCHAIN) tools/buildrom
 	tools/checksum build/ntsc-final/pd.z64 --write
 
 clean:
diff --git a/tools/buildrom b/tools/buildrom
index 1980b0300..8cd2296fe 100755
--- a/tools/buildrom
+++ b/tools/buildrom
@@ -1,5 +1,6 @@
 #!/usr/bin/env python3
 
+import os
 import re
 import subprocess
 
@@ -116,7 +117,12 @@ def zip(filename):
     return subprocess.check_output(['tools/rarezip', filename])
 
 def getlinkervariable(varname):
-    objdump = subprocess.check_output(['mips64-elf-objdump', 'build/ntsc-final/stage1.elf', '-t']).decode('utf-8')
+    if 'TOOLCHAIN' in os.environ:
+        cmd = '%s-objdump' % os.environ['TOOLCHAIN']
+    else:
+        cmd = 'mips64-elf-objdump'
+
+    objdump = subprocess.check_output([cmd, 'build/ntsc-final/stage1.elf', '-t']).decode('utf-8')
 
     matches = re.findall(r'^([0-9a-f]+) .*? %s$' % varname, objdump, re.MULTILINE)
     return int(matches[0], 16)