diff --git a/mach/pdp/as/.distr b/mach/pdp/as/.distr
index 3a5e6b717..8ebe3797c 100644
--- a/mach/pdp/as/.distr
+++ b/mach/pdp/as/.distr
@@ -1,4 +1,3 @@
-Makefile
 mach0.c
 mach1.c
 mach2.c
diff --git a/mach/s2650/as/.distr b/mach/s2650/as/.distr
index 3a5e6b717..8ebe3797c 100644
--- a/mach/s2650/as/.distr
+++ b/mach/s2650/as/.distr
@@ -1,4 +1,3 @@
-Makefile
 mach0.c
 mach1.c
 mach2.c
diff --git a/mach/vax4/as/.distr b/mach/vax4/as/.distr
index 3a5e6b717..8ebe3797c 100644
--- a/mach/vax4/as/.distr
+++ b/mach/vax4/as/.distr
@@ -1,4 +1,3 @@
-Makefile
 mach0.c
 mach1.c
 mach2.c