diff --git a/meson.build b/meson.build
index b5f777bf9d..ea08bdf2ad 100644
--- a/meson.build
+++ b/meson.build
@@ -1009,7 +1009,7 @@ if directx_sdk_path != '' and platform_windows
 endif
 conf.set('HAVE_DX_DINPUT', directx.found())
 
-cfitsio_dep = dependency('cfitsio', required: false)
+cfitsio_dep = dependency('cfitsio', required: get_option('fits'))
 if cfitsio_dep.found()
   MIMEtypes += 'image/fits'
 endif
@@ -1366,7 +1366,7 @@ conf.set('HAVE_GETTEXT', true)
 conf.set10('ENABLE_MP', get_option('enable-multiproc'))
 
 # Enable support for OpenMP
-openmp = dependency('openmp', required : false)
+openmp = dependency('openmp', required : get_option('openmp'))
 if openmp.found()
   have_openmp = true
 else
diff --git a/meson_options.txt b/meson_options.txt
index 679c1f40a2..f8968898b4 100644
--- a/meson_options.txt
+++ b/meson_options.txt
@@ -36,6 +36,7 @@ option('aa',                type: 'feature', value: 'auto', description: 'AA plu
 option('alsa',              type: 'feature', value: 'auto', description: 'Alsa support in midi input controller')
 option('appdata-test',      type: 'feature', value: 'auto', description: 'Validate the appdata file')
 option('cairo-pdf',         type: 'feature', value: 'auto', description: 'Cairo-pdf support')
+option('fits',              type: 'feature', value: 'auto', description: 'Support for loading/exporting FITS images')
 option('ghostscript',       type: 'feature', value: 'auto', description: 'Ghostscript support')
 option('gudev',             type: 'feature', value: 'auto', description: 'Gudev support')
 option('heif',              type: 'feature', value: 'auto', description: 'HEIF support')
@@ -44,6 +45,7 @@ option('jpeg2000',          type: 'feature', value: 'auto', description: 'Jpeg-2
 option('jpeg-xl',           type: 'feature', value: 'auto', description: 'JPEG XL support')
 option('mng',               type: 'feature', value: 'auto', description: 'Mng support')
 option('openexr',           type: 'feature', value: 'auto', description: 'Openexr support')
+option('openmp',            type: 'feature', value: 'auto', description: 'OpenMP support')
 option('print',             type: 'boolean', value: true,   description: 'Print support')
 option('webkit-unmaintained',type: 'boolean', value: false,  description: 'Help browser and webpage plugins (unmaintained)')
 option('webp',              type: 'feature', value: 'auto', description: 'Webp support')