diff --git a/de755097bd99999553f777a8ecfdc53e8ec705c9.patch b/de755097bd99999553f777a8ecfdc53e8ec705c9.patch
deleted file mode 100644
index eb32be0..0000000
--- a/de755097bd99999553f777a8ecfdc53e8ec705c9.patch
+++ /dev/null
@@ -1,25 +0,0 @@
-From de755097bd99999553f777a8ecfdc53e8ec705c9 Mon Sep 17 00:00:00 2001
-From: Fabian Vogt <fabian@ritter-vogt.de>
-Date: Mon, 17 Jan 2022 16:12:41 +0100
-Subject: [PATCH] Fix build with GCC 12, missing include
-
-std::memcpy needs #include <cstring>
----
- processcore/plugins/network/helper/ConnectionMapping.cpp | 1 +
- 1 file changed, 1 insertion(+)
-
-diff --git a/processcore/plugins/network/helper/ConnectionMapping.cpp b/processcore/plugins/network/helper/ConnectionMapping.cpp
-index 3825b99..4bd5b64 100644
---- a/processcore/plugins/network/helper/ConnectionMapping.cpp
-+++ b/processcore/plugins/network/helper/ConnectionMapping.cpp
-@@ -7,6 +7,7 @@
- 
- #include "ConnectionMapping.h"
- 
-+#include <cstring>
- #include <charconv>
- #include <fstream>
- #include <iostream>
--- 
-GitLab
-
diff --git a/libksysguard.spec b/libksysguard.spec
index b931e36..a131571 100644
--- a/libksysguard.spec
+++ b/libksysguard.spec
@@ -17,8 +17,6 @@ Source0: http://download.kde.org/%{stable}/plasma/%{version}/%{name}-%{version}.
 
 # GCC 8 and older need stdc++fs link library set
 Patch1:            libksysguard-5.22.2.1_fix-processcore-on-gcc8.patch
-# GCC 12 fix (missing include)
-Patch100:       de755097bd99999553f777a8ecfdc53e8ec705c9.patch
 
 BuildRequires:  extra-cmake-modules
 BuildRequires:  kf5-rpm-macros