diff --git a/data/meson.build b/data/meson.build
index f924fdf8061a26ad62863b4cc91fc75681cf667c..76ae45c93a9671cf11c13d0da8b55de889f1cae7 100644
--- a/data/meson.build
+++ b/data/meson.build
@@ -16,7 +16,7 @@ desktopconf.set('bindir', bindir)
 desktopconf.set('systemd_hidden', have_systemd ? 'true' : 'false')
 
 foreach desktop_file : desktop_files
-  i18n.merge_file('desktop',
+  i18n.merge_file(
     input: configure_file(
       input: desktop_file + '.in.in',
       output: desktop_file + '.in',
diff --git a/subprojects/extensions-app/data/meson.build b/subprojects/extensions-app/data/meson.build
index d7e7d4001c1853d4655a44ddaea676df297f038c..4b601e8bd1a4472c96b4be8cbbd954d49fe7b94b 100644
--- a/subprojects/extensions-app/data/meson.build
+++ b/subprojects/extensions-app/data/meson.build
@@ -14,7 +14,7 @@ desktopconf.set('bindir', bindir)
 desktopconf.set('app_id', app_id)
 desktopconf.set('prgname', prgname)
 
-i18n.merge_file('desktop',
+i18n.merge_file(
   input: configure_file(
     input: base_id + '.desktop.in.in',
     output: desktop_file + '.in',
diff --git a/subprojects/extensions-app/data/metainfo/meson.build b/subprojects/extensions-app/data/metainfo/meson.build
index c4962c0576d65775db01bfe791d2674ff11c2c1b..a19bfa80a457f503f6fa5e3e358832ccd0356a20 100644
--- a/subprojects/extensions-app/data/metainfo/meson.build
+++ b/subprojects/extensions-app/data/metainfo/meson.build
@@ -1,5 +1,5 @@
 metainfo = app_id + '.metainfo.xml'
-i18n.merge_file(metainfo,
+i18n.merge_file(
   input: base_id + '.metainfo.xml.in',
   output: metainfo,
   po_dir: po_dir,
diff --git a/subprojects/extensions-tool/src/templates/meson.build b/subprojects/extensions-tool/src/templates/meson.build
index 670e2bf448fa4087c7d1884353c9cf9ce075b5f5..d693bfaddb67067b0914ec247b457f7071e7cc9c 100644
--- a/subprojects/extensions-tool/src/templates/meson.build
+++ b/subprojects/extensions-tool/src/templates/meson.build
@@ -4,7 +4,7 @@ template_metas = [
 ]
 template_deps = []
 foreach template : template_metas
-  template_deps += i18n.merge_file(template,
+  template_deps += i18n.merge_file(
     input: template + '.in',
     output: template,
     po_dir: po_dir,