diff --git a/gnu/packages/idutils.scm b/gnu/packages/idutils.scm
index 3e404b9a6f..6d2f003734 100644
--- a/gnu/packages/idutils.scm
+++ b/gnu/packages/idutils.scm
@@ -48,7 +48,11 @@
                                    "# define _IO_IN_BACKUP 0x100\n"
                                    "#endif\n\n"
                                    "/* BSD stdio derived implementations")))
-                 #t))))
+
+                 ;; 'gets' is deprecated in glibc 2.33 and its declaration is
+                 ;; no longer visible by default from <stdio.h>.
+                 (substitute* "lib/stdio.in.h"
+                   (("_GL_WARN_ON_USE \\(gets.*") ""))))))
     (build-system gnu-build-system)
     (arguments
      ;; XXX: These Gnulib tests fail with GCC 10 and glibc 2.33; skip them.