diff --git a/libvips/foreign/dzsave.c b/libvips/foreign/dzsave.c
index e617bb3e..d5d1d2b9 100644
--- a/libvips/foreign/dzsave.c
+++ b/libvips/foreign/dzsave.c
@@ -173,7 +173,13 @@
 
 #ifdef HAVE_GSF
 
+/* Disable deprecation warnings from gsf. There are loads, and still not
+ * patched as of 12/2020.
+ */
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wdeprecated-declarations"
 #include <gsf/gsf.h>
+#pragma GCC diagnostic pop
 
 /* Simple wrapper around libgsf.
  *
diff --git a/libvips/iofuncs/init.c b/libvips/iofuncs/init.c
index ecdc2f36..2784a403 100644
--- a/libvips/iofuncs/init.c
+++ b/libvips/iofuncs/init.c
@@ -90,8 +90,14 @@
 #include <limits.h>
 #include <string.h>
 
+/* Disable deprecation warnings from gsf. There are loads, and still not
+ * patched as of 12/2020.
+ */
 #ifdef HAVE_GSF
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wdeprecated-declarations"
 #include <gsf/gsf.h>
+#pragma GCC diagnostic pop
 #endif /*HAVE_GSF*/
 
 #include <vips/vips.h>