diff --git a/xscreensaver-5.45-1001-test-password.c-add-skel-definition-for-clientmessa.patch b/xscreensaver-5.45-1001-test-password.c-add-skel-definition-for-clientmessa.patch
new file mode 100644
index 0000000..c7e55c3
--- /dev/null
+++ b/xscreensaver-5.45-1001-test-password.c-add-skel-definition-for-clientmessa.patch
@@ -0,0 +1,31 @@
+From bcb4b5355e73274722a6169dfa4f532353b3d6a7 Mon Sep 17 00:00:00 2001
+From: XScreenSaver owners <xscreensaver-owner@fedoraproject.org>
+Date: Wed, 9 Dec 2020 22:35:55 +0900
+Subject: [PATCH] test-password.c: add skel definition for
+ clientmessage_response
+
+Fix below
+
+/usr/bin/ld: /tmp/test-passwd.BnNU2t.ltrans0.ltrans.o: in function `passwd_event_loop':
+/foo/xscreensaver-5.45/x86_64-pc-linux-gnu/driver/../../driver/lock.c:1937: undefined reference to `clientmessage_response'
+collect2: error: ld returned 1 exit status
+make: *** [Makefile:842: test-passwd] Error 1
+---
+ driver/test-passwd.c | 1 +
+ 1 file changed, 1 insertion(+)
+
+diff --git a/driver/test-passwd.c b/driver/test-passwd.c
+index 9b4f98e..1c4dccc 100644
+--- a/driver/test-passwd.c
++++ b/driver/test-passwd.c
+@@ -67,6 +67,7 @@ void describe_monitor_layout (saver_info *si) { }
+ Bool update_screen_layout (saver_info *si) { return 0; }
+ Bool in_signal_handler_p = 0;
+ char *timestring (time_t when) { return ""; }
++void clientmessage_response (saver_info *si, Window w, Bool error, const char *stderr_msg, const char *protocol_msg) {}
+ 
+ const char *blurb(void) { return progname; }
+ Atom XA_SCREENSAVER, XA_DEMO, XA_PREFS;
+-- 
+2.29.2
+
diff --git a/xscreensaver.spec b/xscreensaver.spec
index db84d3b..1b1141a 100644
--- a/xscreensaver.spec
+++ b/xscreensaver.spec
@@ -81,7 +81,7 @@ Source13:        xscreensaver-newlogin-wrapper
 ## Patches
 ##
 # bug 129335
-Patch1:          xscreensaver-5.44-0001-barcode-glsnake-sanitize-the-names-of-modes.patch
+Patch1:          xscreensaver-5.45-0001-barcode-glsnake-sanitize-the-names-of-modes.patch
 ## Patches already sent to the upsteam
 ## Patches which must be discussed with upstream
 # See bug 472061
@@ -93,7 +93,8 @@ Patch52:         xscreensaver-5.44-0002-Patch-to-compile-driver-test-xdpms.patch
 Patch3607:       xscreensaver-5.36-0007-misc-kill-gcc-warn_unused_result-warnings.patch
 # open new window for man when using gnome-terminal
 Patch4261:       xscreensaver-5.42-0061-open-new-window-for-man-when-using-gnome-terminal.patch
-#
+# test-password.c: add skel definition for clientmessage_response
+Patch4501:      xscreensaver-5.45-1001-test-password.c-add-skel-definition-for-clientmessa.patch
 #
 # gcc warning cleanup
 # Some cppcheck cleanup
@@ -367,6 +368,7 @@ find . -name \*.c -exec chmod ugo-x {} \;
 #%%__cat %PATCH3607 | %__git am
 %__cat %PATCH4261 | %__git am
 
+%__cat %PATCH4501 | %__git am
 
 #%%__cat %PATCH13501 | %%__git am
 
@@ -659,6 +661,9 @@ EOF
 fi
 # Workaround end
 
+# From 5.45: temporary workaround for installation issue
+cp -p ../driver/xscreensaver-demo.ui driver/
+
 %if 0%{?use_clang_analyze} < 1
 # Workaround for ppc64 build failure
 make -C ../hacks/images -j1