diff -rup a/configure.ac b/configure.ac
--- a/configure.ac	2024-12-25 17:18:29.000000000 +0100
+++ b/configure.ac	2024-12-29 19:47:03.319778697 +0100
@@ -19,7 +19,7 @@ m4_define([pcre2_min_version], [10.00])
 m4_define([libxfce4ui_min_version], [4.17.5])
 m4_define([xfconf_min_version], [4.16.0])
 
-m4_define([libx11_min_version], [1.6.7])
+m4_define([libx11_min_version], [1.6.5])
 m4_define([gtk_layer_shell_min_version], [0.7.0])
 
 dnl ***************************
diff -rup a/configure b/configure
--- a/configure	2024-12-25 17:19:38.000000000 +0100
+++ b/configure	2024-12-29 19:47:22.673111347 +0100
@@ -17674,11 +17674,11 @@ fi
 
 
   if test x"$xdt_feature_deps_check_only" = x"yes"; then
-    if ! $PKG_CONFIG --exists "x11 >= 1.6.7" >/dev/null 2>&1; then
+    if ! $PKG_CONFIG --exists "x11 >= 1.6.5" >/dev/null 2>&1; then
       if test x"$xdt_feature_deps_missing" = x""; then
-        xdt_feature_deps_missing="x11 >= 1.6.7"
+        xdt_feature_deps_missing="x11 >= 1.6.5"
       else
-        xdt_feature_deps_missing="$xdt_feature_deps_missing, x11 >= 1.6.7"
+        xdt_feature_deps_missing="$xdt_feature_deps_missing, x11 >= 1.6.5"
       fi
     fi
   else
@@ -17837,9 +17837,9 @@ fi
 
 
 
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for x11 >= 1.6.7" >&5
-printf %s "checking for x11 >= 1.6.7... " >&6; }
-  if $PKG_CONFIG "--atleast-version=1.6.7" "x11" >/dev/null 2>&1; then
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for x11 >= 1.6.5" >&5
+printf %s "checking for x11 >= 1.6.5... " >&6; }
+  if $PKG_CONFIG "--atleast-version=1.6.5" "x11" >/dev/null 2>&1; then
     LIBX11_VERSION=`$PKG_CONFIG --modversion "x11"`
     { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $LIBX11_VERSION" >&5
 printf "%s\n" "$LIBX11_VERSION" >&6; }
@@ -17856,7 +17856,7 @@ printf %s "checking LIBX11_LIBS... " >&6
     { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $LIBX11_LIBS" >&5
 printf "%s\n" "$LIBX11_LIBS" >&6; }
 
-    LIBX11_REQUIRED_VERSION=1.6.7
+    LIBX11_REQUIRED_VERSION=1.6.5
 
 
 
@@ -17885,7 +17885,7 @@ printf "%s\n" "found, but $xdt_cv_versio
 
       echo "*** The required package x11 was found on your system,"
       echo "*** but the installed version ($xdt_cv_version) is too old."
-      echo "*** Please upgrade x11 to atleast version 1.6.7, or adjust"
+      echo "*** Please upgrade x11 to atleast version 1.6.5, or adjust"
       echo "*** the PKG_CONFIG_PATH environment variable if you installed"
       echo "*** the new version of the package in a nonstandard prefix so"
       echo "*** pkg-config is able to find it."
@@ -17897,7 +17897,7 @@ printf "%s\n" "not found" >&6; }
 
 
       echo "*** The required package x11 was not found on your system."
-      echo "*** Please install x11 (atleast version 1.6.7) or adjust"
+      echo "*** Please install x11 (atleast version 1.6.5) or adjust"
       echo "*** the PKG_CONFIG_PATH environment variable if you"
       echo "*** installed the package in a nonstandard prefix so that"
       echo "*** pkg-config is able to find it."
@@ -18152,11 +18152,11 @@ printf "%s\n" "not found" >&6; }
 
 
   if test x"$xdt_feature_deps_check_only" = x"yes"; then
-    if ! $PKG_CONFIG --exists "x11 >= 1.6.7" >/dev/null 2>&1; then
+    if ! $PKG_CONFIG --exists "x11 >= 1.6.5" >/dev/null 2>&1; then
       if test x"$xdt_feature_deps_missing" = x""; then
-        xdt_feature_deps_missing="x11 >= 1.6.7"
+        xdt_feature_deps_missing="x11 >= 1.6.5"
       else
-        xdt_feature_deps_missing="$xdt_feature_deps_missing, x11 >= 1.6.7"
+        xdt_feature_deps_missing="$xdt_feature_deps_missing, x11 >= 1.6.5"
       fi
     fi
   else
@@ -18315,9 +18315,9 @@ fi
 
 
 
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for x11 >= 1.6.7" >&5
-printf %s "checking for x11 >= 1.6.7... " >&6; }
-  if $PKG_CONFIG "--atleast-version=1.6.7" "x11" >/dev/null 2>&1; then
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for x11 >= 1.6.5" >&5
+printf %s "checking for x11 >= 1.6.5... " >&6; }
+  if $PKG_CONFIG "--atleast-version=1.6.5" "x11" >/dev/null 2>&1; then
     LIBX11_VERSION=`$PKG_CONFIG --modversion "x11"`
     { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $LIBX11_VERSION" >&5
 printf "%s\n" "$LIBX11_VERSION" >&6; }
@@ -18334,7 +18334,7 @@ printf %s "checking LIBX11_LIBS... " >&6
     { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $LIBX11_LIBS" >&5
 printf "%s\n" "$LIBX11_LIBS" >&6; }
 
-    LIBX11_REQUIRED_VERSION=1.6.7
+    LIBX11_REQUIRED_VERSION=1.6.5
 
 
 
@@ -18363,7 +18363,7 @@ printf "%s\n" "found, but $xdt_cv_versio
 
       echo "*** The required package x11 was found on your system,"
       echo "*** but the installed version ($xdt_cv_version) is too old."
-      echo "*** Please upgrade x11 to atleast version 1.6.7, or adjust"
+      echo "*** Please upgrade x11 to atleast version 1.6.5, or adjust"
       echo "*** the PKG_CONFIG_PATH environment variable if you installed"
       echo "*** the new version of the package in a nonstandard prefix so"
       echo "*** pkg-config is able to find it."
@@ -18375,7 +18375,7 @@ printf "%s\n" "not found" >&6; }
 
 
       echo "*** The required package x11 was not found on your system."
-      echo "*** Please install x11 (atleast version 1.6.7) or adjust"
+      echo "*** Please install x11 (atleast version 1.6.5) or adjust"
       echo "*** the PKG_CONFIG_PATH environment variable if you"
       echo "*** installed the package in a nonstandard prefix so that"
       echo "*** pkg-config is able to find it."