diff --git a/doc/manual/command-ref/conf-file.xml b/doc/manual/command-ref/conf-file.xml
index e52cbcd53..87f05fb1c 100644
--- a/doc/manual/command-ref/conf-file.xml
+++ b/doc/manual/command-ref/conf-file.xml
@@ -312,7 +312,7 @@ false</literal>.</para>
   </varlistentry>
 
 
-  <varlistentry><term><literal>use-substitutes</literal></term>
+  <varlistentry><term><literal>substitute</literal></term>
 
     <listitem><para>If set to <literal>true</literal> (default), Nix
     will use binary substitutes if available.  This option can be
diff --git a/src/libstore/globals.hh b/src/libstore/globals.hh
index 5c857cbb6..ae4b78a01 100644
--- a/src/libstore/globals.hh
+++ b/src/libstore/globals.hh
@@ -150,7 +150,7 @@ public:
     Setting<bool> syncBeforeRegistering{this, false, "sync-before-registering",
         "Whether to call sync() before registering a path as valid."};
 
-    Setting<bool> useSubstitutes{this, true, "use-substitutes",
+    Setting<bool> useSubstitutes{this, true, "substitute",
         "Whether to use substitutes.",
         {"build-use-substitutes"}};
 
diff --git a/tests/shell.shebang.sh b/tests/shell.shebang.sh
index c8e55ca9b..f7132043d 100755
--- a/tests/shell.shebang.sh
+++ b/tests/shell.shebang.sh
@@ -1,4 +1,4 @@
 #! @ENV_PROG@ nix-shell
-#! nix-shell -I nixpkgs=shell.nix --no-use-substitutes
+#! nix-shell -I nixpkgs=shell.nix --no-substitute
 #! nix-shell --pure -i bash -p foo bar
 echo "$(foo) $(bar) $@"