diff --git a/build/jam/images/MMCImage b/build/jam/images/MMCImage
index b43a26a818..c58c7537ee 100644
--- a/build/jam/images/MMCImage
+++ b/build/jam/images/MMCImage
@@ -43,10 +43,10 @@ actions BuildUBootSDImage1
     # populate
     $(CP) $(2[2-2]) haiku_loader.ub
     MTOOLSRC=$(1).mtools mcopy haiku_loader.ub i:
-	$(RM) haiku_loader.ub
+    $(RM) haiku_loader.ub
     $(CP) $(2[3-3]) haiku_floppyboot.ub
     MTOOLSRC=$(1).mtools mcopy haiku_floppyboot.ub i:
-	$(RM) haiku_floppyboot.ub
+    $(RM) haiku_floppyboot.ub
     MTOOLSRC=$(1).mtools mcopy $(2[4-]) i:
     MTOOLSRC=$(1).mtools mcopy uEnv.txt i:
     # populate fdts