diff --git a/packages/libx11/configure.patch b/packages/libx11/configure.patch
index 4ddfec979..c3103af0f 100644
--- a/packages/libx11/configure.patch
+++ b/packages/libx11/configure.patch
@@ -1,19 +1,18 @@
-diff -uNr libX11-1.7.0/configure libX11-1.7.0.mod/configure
---- libX11-1.7.0/configure	2020-11-20 19:08:19.000000000 +0000
-+++ libX11-1.7.0.mod/configure	2020-12-07 23:41:45.588377415 +0000
-@@ -19609,6 +19609,7 @@
+diff -uNr libX11-1.7.2/configure libX11-1.7.2.mod/configure
+--- libX11-1.7.2/configure	2021-06-06 19:49:01.000000000 +0300
++++ libX11-1.7.2.mod/configure	2021-07-17 02:12:57.003231884 +0300
+@@ -20605,6 +20605,7 @@
+ fi
+ 
+ 
++if false; then
  # Check for flag to avoid builtin definitions - assumes unix is predefined,
  # which is not the best choice for supporting other OS'es, but covers most
  # of the ones we need for now.
-+if false; then
- { $as_echo "$as_me:${as_lineno-$LINENO}: checking if $RAWCPP requires -undef" >&5
- $as_echo_n "checking if $RAWCPP requires -undef... " >&6; }
- cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-@@ -19654,7 +19655,7 @@
+@@ -20653,6 +20654,7 @@
  	fi
  fi
  rm -f conftest.$ac_ext
--
 +fi