diff --git a/docs/reference/gio/meson.build b/docs/reference/gio/meson.build
index 0c4991377..38cdc6a06 100644
--- a/docs/reference/gio/meson.build
+++ b/docs/reference/gio/meson.build
@@ -244,8 +244,9 @@ custom_target('gio-docs',
     '--config=@INPUT0@',
     '--output-dir=@OUTPUT@',
     '--content-dir=@0@'.format(meson.current_source_dir()),
-    '--add-include-path=@0@'.format(meson.current_source_dir() / '../glib'),
-    '--add-include-path=@0@'.format(meson.current_source_dir() / '../gobject'),
+    '--add-include-path=@0@'.format(meson.current_build_dir() / '../../../gobject'),
+    '--add-include-path=@0@'.format(meson.current_build_dir() / '../../../gmodule'),
+    '--add-include-path=@0@'.format(meson.current_build_dir() / '../../../gio'),
     '@INPUT1@',
   ],
   build_by_default: true,
diff --git a/docs/reference/glib/meson.build b/docs/reference/glib/meson.build
index 9caed86ed..cf4d95657 100644
--- a/docs/reference/glib/meson.build
+++ b/docs/reference/glib/meson.build
@@ -178,6 +178,7 @@ custom_target('glib-docs',
     '--config=@INPUT0@',
     '--output-dir=@OUTPUT@',
     '--content-dir=@0@'.format(meson.current_source_dir()),
+    '--add-include-path=@0@'.format(meson.current_build_dir() / '../../../gobject'),
     '@INPUT1@',
   ],
   build_by_default: true,
diff --git a/docs/reference/gmodule/meson.build b/docs/reference/gmodule/meson.build
index f8351e546..ac324d672 100644
--- a/docs/reference/gmodule/meson.build
+++ b/docs/reference/gmodule/meson.build
@@ -14,7 +14,8 @@ custom_target('gmodule-docs',
     '--config=@INPUT0@',
     '--output-dir=@OUTPUT@',
     '--content-dir=@0@'.format(meson.current_source_dir()),
-    '--add-include-path=@0@'.format(meson.current_source_dir() / '../glib'),
+    '--add-include-path=@0@'.format(meson.current_build_dir() / '../../../gobject'),
+    '--add-include-path=@0@'.format(meson.current_build_dir() / '../../../gmodule'),
     '@INPUT1@',
   ],
   build_by_default: true,
diff --git a/docs/reference/gobject/meson.build b/docs/reference/gobject/meson.build
index 945e16a35..9cc9db619 100644
--- a/docs/reference/gobject/meson.build
+++ b/docs/reference/gobject/meson.build
@@ -89,7 +89,7 @@ custom_target('gobject-docs',
     '--config=@INPUT0@',
     '--output-dir=@OUTPUT@',
     '--content-dir=@0@'.format(meson.current_source_dir()),
-    '--add-include-path=@0@'.format(meson.current_source_dir() / '../glib'),
+    '--add-include-path=@0@'.format(meson.current_build_dir() / '../../../gobject'),
     '@INPUT1@',
   ],
   build_by_default: true,