diff --git a/make-linux.mk b/make-linux.mk
index 77c4f08a..06fd1db0 100644
--- a/make-linux.mk
+++ b/make-linux.mk
@@ -156,7 +156,7 @@ ifeq ($(CC_MACH),armv7)
 	ZT_USE_ARM32_NEON_ASM_SALSA2012=1
 endif
 ifeq ($(CC_MACH),armv7l)
-        ZT_ARCHITECTURE=3
+	ZT_ARCHITECTURE=3
 	override DEFS+=-DZT_NO_TYPE_PUNNING
 	ZT_USE_ARM32_NEON_ASM_SALSA2012=1
 endif