diff --git a/demos/constraint-editor/meson.build b/demos/constraint-editor/meson.build
index 22f0496de9..f04abca6da 100644
--- a/demos/constraint-editor/meson.build
+++ b/demos/constraint-editor/meson.build
@@ -9,7 +9,7 @@ constraint_editor_sources = [
 
 constraint_editor_resources = gnome.compile_resources('constraint_editor_resources',
   'constraint-editor.gresource.xml',
-  source_dir: '.',
+  source_dir: meson.current_source_dir(),
 )
 
 executable('gtk4-constraint-editor',
diff --git a/demos/gtk-demo/meson.build b/demos/gtk-demo/meson.build
index b1c21a9f9b..d115339bb6 100644
--- a/demos/gtk-demo/meson.build
+++ b/demos/gtk-demo/meson.build
@@ -225,7 +225,7 @@ if not meson.is_cross_build() and build_machine.cpu_family() != 'arm' and build_
 else
   gtkdemo_resources = gnome.compile_resources('gtkdemo_resources',
     'demo.gresource.xml',
-    source_dir: '.',
+    source_dir: meson.current_source_dir()
   )
 endif
 
diff --git a/demos/icon-browser/meson.build b/demos/icon-browser/meson.build
index a1ae92619d..9a6a52a4ce 100644
--- a/demos/icon-browser/meson.build
+++ b/demos/icon-browser/meson.build
@@ -8,7 +8,7 @@ iconbrowser_sources = [
 
 iconbrowser_resources = gnome.compile_resources('iconbrowser_resources',
   'iconbrowser.gresource.xml',
-  source_dir: '.',
+  source_dir: meson.current_source_dir(),
 )
 
 executable('gtk4-icon-browser',
diff --git a/demos/node-editor/meson.build b/demos/node-editor/meson.build
index 72d48cd12c..91ea0d6d69 100644
--- a/demos/node-editor/meson.build
+++ b/demos/node-editor/meson.build
@@ -7,7 +7,7 @@ node_editor_sources = [
 
 node_editor_resources = gnome.compile_resources('node_editor_resources',
   'node-editor.gresource.xml',
-  source_dir: '.',
+  source_dir: meson.current_source_dir(),
 )
 
 executable('gtk4-node-editor',
diff --git a/demos/widget-factory/meson.build b/demos/widget-factory/meson.build
index 0513555a3f..bc4bb29478 100644
--- a/demos/widget-factory/meson.build
+++ b/demos/widget-factory/meson.build
@@ -69,7 +69,7 @@ if not meson.is_cross_build() and build_machine.cpu_family() != 'arm' and build_
 else
   widgetfactory_resources = gnome.compile_resources('widgetfactory_resources',
     'widget-factory.gresource.xml',
-    source_dir: '.',
+    source_dir: meson.current_source_dir(),
   )
 endif
 
diff --git a/examples/application2/meson.build b/examples/application2/meson.build
index 74b931efce..78ecb38d04 100644
--- a/examples/application2/meson.build
+++ b/examples/application2/meson.build
@@ -1,6 +1,6 @@
 app2_resources = gnome.compile_resources('exampleapp2_resources',
   'exampleapp.gresource.xml',
-  source_dir: '.')
+  source_dir: meson.current_source_dir())
 
 executable('exampleapp2',
   'exampleapp.c', 'exampleappwin.c', 'main.c', app2_resources,
diff --git a/examples/application3/meson.build b/examples/application3/meson.build
index 082575d752..1dbc605592 100644
--- a/examples/application3/meson.build
+++ b/examples/application3/meson.build
@@ -1,6 +1,6 @@
 app3_resources = gnome.compile_resources('exampleapp3_resources',
   'exampleapp.gresource.xml',
-  source_dir: '.')
+  source_dir: meson.current_source_dir())
 
 executable('exampleapp3',
   'exampleapp.c', 'exampleappwin.c', 'main.c', app3_resources,
diff --git a/examples/application4/meson.build b/examples/application4/meson.build
index c03988cdb7..a2d21ac4b0 100644
--- a/examples/application4/meson.build
+++ b/examples/application4/meson.build
@@ -1,6 +1,6 @@
 app4_resources = gnome.compile_resources('exampleapp4_resources',
   'exampleapp.gresource.xml',
-  source_dir: '.')
+  source_dir: meson.current_source_dir())
 
 executable('exampleapp4',
   'exampleapp.c', 'exampleappwin.c', 'main.c', app4_resources,
diff --git a/examples/application5/meson.build b/examples/application5/meson.build
index 38e63440e9..284811a230 100644
--- a/examples/application5/meson.build
+++ b/examples/application5/meson.build
@@ -1,6 +1,6 @@
 app5_resources = gnome.compile_resources('exampleapp5_resources',
   'exampleapp.gresource.xml',
-  source_dir: '.')
+  source_dir: meson.current_source_dir())
 
 app5_schemas = gnome.compile_schemas()
 
diff --git a/examples/application6/meson.build b/examples/application6/meson.build
index 33ad5faced..601eed040c 100644
--- a/examples/application6/meson.build
+++ b/examples/application6/meson.build
@@ -1,6 +1,6 @@
 app6_resources = gnome.compile_resources('exampleapp6_resources',
   'exampleapp.gresource.xml',
-  source_dir: '.')
+  source_dir: meson.current_source_dir())
 
 app6_schemas = gnome.compile_schemas()
 
diff --git a/examples/application7/meson.build b/examples/application7/meson.build
index f5babb340c..84bacdce99 100644
--- a/examples/application7/meson.build
+++ b/examples/application7/meson.build
@@ -1,6 +1,6 @@
 app7_resources = gnome.compile_resources('exampleapp7_resources',
   'exampleapp.gresource.xml',
-  source_dir: '.')
+  source_dir: meson.current_source_dir())
 
 app7_schemas = gnome.compile_schemas()
 
diff --git a/examples/application8/meson.build b/examples/application8/meson.build
index 96ba752e4f..f2e1d7cea9 100644
--- a/examples/application8/meson.build
+++ b/examples/application8/meson.build
@@ -1,6 +1,6 @@
 app8_resources = gnome.compile_resources('exampleapp8 resources',
   'exampleapp.gresource.xml',
-  source_dir: '.')
+  source_dir: meson.current_source_dir())
 
 app8_schemas = gnome.compile_schemas()
 
diff --git a/examples/application9/meson.build b/examples/application9/meson.build
index ad1a804df2..8203e2fc89 100644
--- a/examples/application9/meson.build
+++ b/examples/application9/meson.build
@@ -1,6 +1,6 @@
 app9_resources = gnome.compile_resources('exampleapp9_resources',
   'exampleapp.gresource.xml',
-  source_dir: '.')
+  source_dir: meson.current_source_dir())
 
 app9_schemas = gnome.compile_schemas()
 
diff --git a/examples/bp/meson.build b/examples/bp/meson.build
index b884d6ba59..6a6db48c66 100644
--- a/examples/bp/meson.build
+++ b/examples/bp/meson.build
@@ -1,5 +1,5 @@
 bp_resources = gnome.compile_resources('bloatpad_resources',
                                        'bloatpad.gresources.xml',
-                                       source_dir: '.')
+                                       source_dir: meson.current_source_dir())
 
 executable('bloatpad', 'bloatpad.c', bp_resources, dependencies: libgtk_dep, c_args: common_cflags)
diff --git a/gdk/meson.build b/gdk/meson.build
index b903747fc6..3f97ac16fb 100644
--- a/gdk/meson.build
+++ b/gdk/meson.build
@@ -131,7 +131,7 @@ gdk_gresource_xml = configure_file(output: 'gdk.gresource.xml',
 
 gdkresources = gnome.compile_resources('gdkresources',
   gdk_gresource_xml,
-  source_dir: '.',
+  source_dir: meson.current_source_dir(),
   c_name: '_gdk',
   extra_args: '--manual-register',
 )
diff --git a/gsk/meson.build b/gsk/meson.build
index 7746aeffc4..bd50524785 100644
--- a/gsk/meson.build
+++ b/gsk/meson.build
@@ -164,7 +164,7 @@ gskenum_h = gsk_enums[1]
 gskresources = gnome.compile_resources('gskresources',
   gsk_resources_xml,
   dependencies: gsk_private_vulkan_compiled_shaders_deps,
-  source_dir: '.',
+  source_dir: meson.current_source_dir(),
   c_name: '_gsk',
   extra_args: [ '--manual-register', ],
 )
diff --git a/gtk/meson.build b/gtk/meson.build
index b4e9c9fe3e..8d3fb73a55 100644
--- a/gtk/meson.build
+++ b/gtk/meson.build
@@ -913,7 +913,7 @@ foreach lang : [
 
   gnome.compile_resources(lang,
     resxml,
-    source_dir: 'emoji',
+    source_dir: join_paths(meson.current_source_dir(), 'emoji'),
     gresource_bundle: true,
     install: true,
     install_dir: gtk_datadir / 'gtk-4.0/emoji',
diff --git a/testsuite/css/style/meson.build b/testsuite/css/style/meson.build
index ef703d7994..a6c5e2edf4 100644
--- a/testsuite/css/style/meson.build
+++ b/testsuite/css/style/meson.build
@@ -10,7 +10,7 @@ styletest_env.set('G_ENABLE_DIAGNOSTIC', '0')
 cssresources = gnome.compile_resources(
   'cssresources',
   'test-css-style.gresource.xml',
-  source_dir: '.',
+  source_dir: meson.current_source_dir(),
 )
 
 test_style = executable('test-css-style',