diff --git a/ChangeLog b/ChangeLog
index d324f9cc..de9c1f2e 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -7,6 +7,7 @@ master
 - jp2ksave defaults to chroma subsample off, and jp2 write
 - don't minimise sink_screen input after expose ... improves caching during
   interactive use
+- require libjxl 0.7+
 
 24/7/22 started 8.13.1
 - fix im7 feature detection in meson
diff --git a/libvips/foreign/jxlsave.c b/libvips/foreign/jxlsave.c
index 9c49b95d..e3840624 100644
--- a/libvips/foreign/jxlsave.c
+++ b/libvips/foreign/jxlsave.c
@@ -229,11 +229,7 @@ vips_foreign_save_jxl_build( VipsObject *object )
 	VipsForeignSaveJxl *jxl = (VipsForeignSaveJxl *) object;
 	VipsImage **t = (VipsImage **) vips_object_local_array( object, 5 );
 
-#ifdef HAVE_LIBJXL_0_7
 	JxlEncoderFrameSettings *frame_settings;
-#else
-	JxlEncoderOptions *frame_settings;
-#endif
 	JxlEncoderStatus status;
 	VipsImage *in;
 	VipsBandFormat format;
@@ -284,9 +280,7 @@ vips_foreign_save_jxl_build( VipsObject *object )
 		return( -1 );
 	in = t[0];
 
-#ifdef HAVE_LIBJXL_JXLENCODERINITBASICINFO
 	JxlEncoderInitBasicInfo( &jxl->info );
-#endif
 
 	switch( in->BandFmt ) {
 	case VIPS_FORMAT_UCHAR:
@@ -419,7 +413,6 @@ vips_foreign_save_jxl_build( VipsObject *object )
 	if( vips_image_wio_input( in ) )
 		return( -1 );
 
-#ifdef HAVE_LIBJXL_0_7
 	frame_settings = JxlEncoderFrameSettingsCreate( jxl->encoder, NULL );
 	JxlEncoderFrameSettingsSetOption( frame_settings, 
 		JXL_ENC_FRAME_SETTING_DECODING_SPEED, jxl->tier );
@@ -427,13 +420,6 @@ vips_foreign_save_jxl_build( VipsObject *object )
 	JxlEncoderFrameSettingsSetOption( frame_settings, 
 		JXL_ENC_FRAME_SETTING_EFFORT, jxl->effort );
 	JxlEncoderSetFrameLossless( frame_settings, jxl->lossless );
-#else
-	frame_settings = JxlEncoderOptionsCreate( jxl->encoder, NULL );
-	JxlEncoderOptionsSetDecodingSpeed( frame_settings, jxl->tier );
-	JxlEncoderOptionsSetDistance( frame_settings, jxl->distance );
-	JxlEncoderOptionsSetEffort( frame_settings, jxl->effort );
-	JxlEncoderOptionsSetLossless( frame_settings, jxl->lossless );
-#endif
 
 #ifdef DEBUG
 	vips_foreign_save_jxl_print_info( &jxl->info );
diff --git a/meson.build b/meson.build
index 5a9f0bc6..2cb70e6d 100644
--- a/meson.build
+++ b/meson.build
@@ -468,8 +468,8 @@ if libheif_dep.found()
     endif
 endif
 
-libjxl_dep = dependency('libjxl', version: '>=0.5', required: get_option('jpeg-xl'))
-libjxl_threads_dep = dependency('libjxl_threads', version: '>=0.5', required: get_option('jpeg-xl'))
+libjxl_dep = dependency('libjxl', version: '>=0.7', required: get_option('jpeg-xl'))
+libjxl_threads_dep = dependency('libjxl_threads', version: '>=0.7', required: get_option('jpeg-xl'))
 libjxl_found = libjxl_dep.found() and libjxl_threads_dep.found()
 libjxl_module = false
 if libjxl_found
@@ -481,12 +481,6 @@ if libjxl_found
         libvips_deps += libjxl_threads_dep
     endif
     cfg_var.set('HAVE_LIBJXL', '1')
-    if cc.has_function('JxlEncoderInitBasicInfo', prefix: '#include <jxl/encode.h>', dependencies: libjxl_dep)
-        cfg_var.set('HAVE_LIBJXL_JXLENCODERINITBASICINFO', '1')
-    endif
-    if libjxl_dep.version().version_compare('>=0.7')
-        cfg_var.set('HAVE_LIBJXL_0_7', '1')
-    endif
 endif
 
 libpoppler_dep = dependency('poppler-glib', version: '>=0.16.0', required: get_option('poppler'))