diff --git a/build/ka10/include.tcl b/build/ka10/include.tcl
index 9679d4c5..72bffc53 100644
--- a/build/ka10/include.tcl
+++ b/build/ka10/include.tcl
@@ -1,3 +1,5 @@
+set salv "salv"
+
 proc start_dskdmp_its {} {
     start_dskdmp build/pdp10-ka/boot
 
@@ -97,19 +99,21 @@ proc peek_switches {} {
 }
 
 proc dump_nits {} {
+    global salv
+
     # Run the new DSKDMP from disk here, to check that it works.
     respond "DSKDMP" "dskdmp\r"
 
     respond "DSKDMP" "l\033ddt\r"
 
     # Dump an executable @ SALV.
-    respond "\n" "t\033salv bin\r"
+    respond "\n" "t\033$salv bin\r"
     respond "\n" "\033u"
-    respond "DSKDMP" "d\033salv\r"
+    respond "DSKDMP" "d\033$salv\r"
 
     # Since we bootstrap with a 2-pack ITS, we need to copy the MFD to
     # the fresh packs.
-    respond "\n" "salv\r"
+    respond "\n" "$salv\r"
     respond "\n" "ucop\033g"
     respond "UNIT #" "0"
     respond "UNIT #" "2"
@@ -123,7 +127,7 @@ proc dump_nits {} {
     # Now dump the new ITS.
     respond "DSKDMP" "t\033its bin\r"
     respond "\n" "\033u"
-    respond "DSKDMP" "m\033salv bin\r"
+    respond "DSKDMP" "m\033$salv bin\r"
     respond "\n" "d\033nits\r"
     respond "\n" "g\033"
 }
diff --git a/build/kl10/include.tcl b/build/kl10/include.tcl
index 3ec65ff3..1d2e20b4 100644
--- a/build/kl10/include.tcl
+++ b/build/kl10/include.tcl
@@ -1,4 +1,8 @@
+set salv "salv"
+
 proc start_dskdmp_its {} {
+    global salv
+
     start_dskdmp build/pdp10-kl/boot
 
     sleep 3
@@ -6,7 +10,7 @@ proc start_dskdmp_its {} {
     respond " " "its bin\r"
     sleep 2
     respond "\n" "\033\033l"
-    respond " " "salv bin\r"
+    respond " " "$salv bin\r"
     respond "\n" "\033y"
     respond " " "its\r"
     patch_its_and_go
@@ -93,12 +97,14 @@ proc peek_switches {} {
 }
 
 proc dump_nits {} {
+    global salv
+
     sleep 3
 
     # Since we bootstrap with a 1-pack ITS, we need to copy the MFD to
     # the fresh packs.
     respond "\n" "\033l"
-    respond " " "salv bin\r"
+    respond " " "$salv bin\r"
     respond "\n" "ucop\033g"
     respond "UNIT #" "0"
     respond "UNIT #" "1"
@@ -113,7 +119,7 @@ proc dump_nits {} {
     respond "\n" "\033l"
     respond " " "its bin\r"
     respond "\n" "\033\033l"
-    respond " " "salv bin\r"
+    respond " " "$salv bin\r"
     respond "\n" "\033y"
     respond " " "nits\r"
 }
diff --git a/build/ks10/include.tcl b/build/ks10/include.tcl
index 19a56fbb..468404b5 100644
--- a/build/ks10/include.tcl
+++ b/build/ks10/include.tcl
@@ -1,3 +1,5 @@
+set salv "nsalv"
+
 proc start_dskdmp_its {} {
     global out
     start_dskdmp $out/minsys.tape
@@ -126,20 +128,22 @@ proc peek_switches {} {
 }
 
 proc dump_nits {} {
+    global salv
+
     # Run the new DSKDMP from disk here, to check that it works.
     respond "DSKDMP" "dskdmp bin\r"
 
     respond "DSKDMP" "l\033ddt\r"
 
     # Dump an executable @ NSALV.
-    respond "\n" "t\033nsalv bin\r"
+    respond "\n" "t\033$salv bin\r"
     respond "\n" "\033u"
-    respond "DSKDMP" "d\033nsalv\r"
+    respond "DSKDMP" "d\033$salv\r"
 
     # Now dump the new ITS.
     respond "\n" "t\033its bin\r"
     respond "\n" "\033u"
-    respond "DSKDMP" "m\033nsalv bin\r"
+    respond "DSKDMP" "m\033$salv bin\r"
     respond "\n" "d\033nits\r"
     respond "\n" "g\033"
 }