diff --git a/meson.build b/meson.build
index ca250ce99..eaa5aa348 100644
--- a/meson.build
+++ b/meson.build
@@ -354,13 +354,10 @@ if get_option('profile-build').require(meson.get_compiler('cpp').get_id() == 'cl
 endif
 
 subdir('src')
+subdir('scripts')
+subdir('misc')
 
 if enable_tests
-  # Just configures `scripts/nix-profile.sh.in` (and copies the original to the build directory).
-  # Done as a subdirectory to convince Meson to put the configured files
-  # in `build/scripts` instead of just `build`.
-  subdir('scripts')
-
   subdir('tests/unit')
   subdir('tests/functional')
 endif
diff --git a/misc/bash/meson.build b/misc/bash/meson.build
new file mode 100644
index 000000000..75acce2ea
--- /dev/null
+++ b/misc/bash/meson.build
@@ -0,0 +1,8 @@
+configure_file(
+  input : 'completion.sh',
+  output : 'nix',
+  install : true,
+  install_dir : datadir / 'bash-completion/completions',
+  install_mode : 'rw-r--r--',
+  copy : true,
+)
diff --git a/misc/fish/meson.build b/misc/fish/meson.build
new file mode 100644
index 000000000..d54de9a13
--- /dev/null
+++ b/misc/fish/meson.build
@@ -0,0 +1,8 @@
+configure_file(
+  input : 'completion.fish',
+  output : 'nix.fish',
+  install : true,
+  install_dir : datadir / 'fish/vendor_completions.d',
+  install_mode : 'rw-r--r--',
+  copy : true,
+)
diff --git a/misc/meson.build b/misc/meson.build
new file mode 100644
index 000000000..f279aeff4
--- /dev/null
+++ b/misc/meson.build
@@ -0,0 +1,3 @@
+subdir('bash')
+subdir('fish')
+subdir('zsh')
diff --git a/misc/zsh/meson.build b/misc/zsh/meson.build
new file mode 100644
index 000000000..8063a5cb8
--- /dev/null
+++ b/misc/zsh/meson.build
@@ -0,0 +1,10 @@
+foreach script : [ [ 'completion.zsh', '_nix' ], [ 'run-help-nix' ] ]
+  configure_file(
+    input : script[0],
+    output : script.get(1, script[0]),
+    install : true,
+    install_dir : datadir / 'zsh/site-functions',
+    install_mode : 'rw-r--r--',
+    copy : true,
+  )
+endforeach
diff --git a/scripts/meson.build b/scripts/meson.build
index 4fe584850..5bfda71cf 100644
--- a/scripts/meson.build
+++ b/scripts/meson.build
@@ -1,3 +1,5 @@
+# configures `scripts/nix-profile.sh.in` (and copies the original to the build directory).
+# this is only needed for tests, but running it unconditionally does not hurt enough to care.
 configure_file(
   input : 'nix-profile.sh.in',
   output : 'nix-profile.sh',
@@ -12,3 +14,16 @@ configure_file(
   output : 'nix-profile.sh.in',
   copy : true,
 )
+
+foreach rc : [ '.sh', '.fish', '-daemon.sh', '-daemon.fish' ]
+  configure_file(
+    input : 'nix-profile' + rc  + '.in',
+    output : 'nix' + rc,
+    install : true,
+    install_dir : sysconfdir / 'profile.d',
+    install_mode : 'rw-r--r--',
+    configuration : {
+      'localstatedir': state_dir,
+    },
+  )
+endforeach