diff --git a/.gitignore b/.gitignore
index 61358d3..d629a4d 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1 +1,2 @@
 /weechat-*.tar.xz
+/weechat-*.tar.xz.asc
diff --git a/A9AB5AB778FA5C3522FD0378F82F4B16DEC408F8 b/A9AB5AB778FA5C3522FD0378F82F4B16DEC408F8
new file mode 100644
index 0000000..3302ef4
--- /dev/null
+++ b/A9AB5AB778FA5C3522FD0378F82F4B16DEC408F8
@@ -0,0 +1,51 @@
+-----BEGIN PGP PUBLIC KEY BLOCK-----
+
+xsFNBFCCu4cBEADNDLretQkViqptiL275IKrc+VaGvUAIfFZoNTZHYrBAGCFNU++
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+bZlCOWLXBLOqK0Z0
+=MySb
+-----END PGP PUBLIC KEY BLOCK-----
diff --git a/sources b/sources
index 42d71e6..28d80d2 100644
--- a/sources
+++ b/sources
@@ -1 +1,2 @@
-SHA512 (weechat-4.2.1.tar.xz) = e9ed67cd45b374435b05043dd9f085d30f4b429dff1afa82fe5f50522283faa86b5e6909ec1f51af033a612abe5f52f4441433bcc94e59027fc5ccff86e84c62
+SHA512 (weechat-4.6.2.tar.xz) = 202c694b806ddcad97b7bc9899c4170d30f11aac85b30f8ea496bba5e9d6e0fa2453e4cefb71a80ac18d479b0e07918bc24ccd9de7c530d453f513dd1f79ae5a
+SHA512 (weechat-4.6.2.tar.xz.asc) = 3646c5e0b909db8919b15272452b01a52944f0a67cad9c22dbd9fecf24227cff754b9ad960cd089851d69d21c112ba7886c66dcb5a617bc2e8c774a569b8e139
diff --git a/weechat-3.4-disable-memleak-detection.patch b/weechat-3.4-disable-memleak-detection.patch
deleted file mode 100644
index 1b46a2d..0000000
--- a/weechat-3.4-disable-memleak-detection.patch
+++ /dev/null
@@ -1,23 +0,0 @@
-diff -ruN weechat-3.4/tests/tests.cpp weechat-3.4-disable-memleak-detection/tests/tests.cpp
---- weechat-3.4/tests/tests.cpp	2021-12-17 23:57:32.000000000 -0800
-+++ weechat-3.4-disable-memleak-detection/tests/tests.cpp	2022-01-14 16:36:08.330205164 -0800
-@@ -49,6 +49,7 @@
- }
- 
- #include "CppUTest/CommandLineTestRunner.h"
-+#include "CppUTest/MemoryLeakWarningPlugin.h"
- 
- #define LOCALE_TESTS "en_US.UTF-8"
- 
-@@ -330,6 +331,11 @@
-         return 1;
-     }
- 
-+    /* this fails on basically every test right now 
-+     * see https://cpputest.github.io/manual.html#turning-memory-leak-detection-off-and-on
-+     */
-+    MemoryLeakWarningPlugin::turnOffNewDeleteOverloads();
-+
-     /* clean WeeChat home */
-     dir_exec_on_files (WEECHAT_TESTS_HOME, 1, 1, &exec_on_files_cb, NULL);
- 
diff --git a/weechat-3.4-tests-fPIC.patch b/weechat-3.4-tests-fPIC.patch
deleted file mode 100644
index 6cbf7d6..0000000
--- a/weechat-3.4-tests-fPIC.patch
+++ /dev/null
@@ -1,12 +0,0 @@
-diff -ruN weechat-3.4/tests/CMakeLists.txt weechat-3.4-tests-fPIC/tests/CMakeLists.txt
---- weechat-3.4/tests/CMakeLists.txt	2021-12-17 23:57:32.000000000 -0800
-+++ weechat-3.4-tests-fPIC/tests/CMakeLists.txt	2022-01-14 15:34:23.072801796 -0800
-@@ -22,6 +22,8 @@
- remove_definitions(-DHAVE_CONFIG_H)
- include_directories(${CPPUTEST_INCLUDE_DIRS} ${PROJECT_BINARY_DIR} ${PROJECT_SOURCE_DIR})
- 
-+set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fPIC")
-+
- # unit tests (core)
- set(LIB_WEECHAT_UNIT_TESTS_CORE_SRC
-   unit/core/test-core-arraylist.cpp
diff --git a/weechat.spec b/weechat.spec
index 02ce12d..7a8e0f9 100644
--- a/weechat.spec
+++ b/weechat.spec
@@ -1,85 +1,44 @@
-%if 0%{?fedora} || 0%{?rhel} >= 8
-%bcond_without check
-%else
-# no cpputest in EL7
-%bcond_with check
-%endif
-
-%if 0%{?fedora} || 0%{?rhel} < 8
-%bcond_without docs
-%else
-# TODO: package rubygem-asciidoctor
-%bcond_with docs
-%endif
-
-%if 0%{?rhel} && 0%{?rhel} < 9
-%undefine __cmake_in_source_build
-%endif
 %global __provides_exclude_from ^%{_libdir}/weechat/plugins/.*$
 
-%if %{?_pkgdocdir:1}0
-%if 0%{?rhel}
-%global _doc %{name}-%{version}
-%else
-%global _doc %{name}
-%endif
-%else
-%global _doc %{name}-%{version}
-%global _pkgdocdir %{_docdir}/%{_doc}
-%endif
-
 Name:      weechat
-Version:   4.2.1
+Version:   4.6.2
 Release:   %autorelease
 Summary:   Portable, fast, light and extensible IRC client
 Group:     Applications/Communications
 URL:       http://weechat.org
-License:   GPLv3
+License:   GPL-3.0-only
 
-Source:    http://weechat.org/files/src/%{name}-%{version}.tar.xz
-# /usr/bin/ld: CMakeFiles/charset.dir/charset.o:
-# relocation R_X86_64_PC32 against symbol `weechat_charset_plugin'
-# can not be used when making a shared object; recompile with -fPIC
-Patch0:    weechat-3.4-tests-fPIC.patch
-# this fails on too many tests, we want to let them finish anyway
-Patch1:    weechat-3.4-disable-memleak-detection.patch
+Source:    https://weechat.org/files/src/%{name}-%{version}.tar.xz
+Source1:   https://weechat.org/files/src/%{name}-%{version}.tar.xz.asc
+Source2:   https://keys.openpgp.org/vks/v1/by-fingerprint/A9AB5AB778FA5C3522FD0378F82F4B16DEC408F8
 
-BuildRequires: gcc
-%if %{with check}
-BuildRequires: cpputest-devel
-BuildRequires: glibc-langpack-en
-%endif
-%if %{with docs}
 BuildRequires: asciidoctor
-%endif
 BuildRequires: ca-certificates
+BuildRequires: cjson-devel
 BuildRequires: cmake
+BuildRequires: cpputest-devel
 BuildRequires: docbook-style-xsl
 BuildRequires: enchant-devel
+BuildRequires: gcc
 BuildRequires: gettext
+BuildRequires: glibc-langpack-en
+BuildRequires: gnupg2
 BuildRequires: gnutls-devel
-%if 0%{?fedora} >= 30 || 0%{?rhel} > 8
-BuildRequires: guile22-devel
-%else
-BuildRequires: guile-devel
-%endif
+BuildRequires: guile30-devel
 BuildRequires: libcurl-devel
 BuildRequires: libgcrypt-devel
+BuildRequires: libzstd-devel
 BuildRequires: lua-devel
 BuildRequires: ncurses-devel
-BuildRequires: perl-ExtUtils-Embed
 BuildRequires: perl-devel
+BuildRequires: perl-ExtUtils-Embed
 BuildRequires: pkgconfig
 BuildRequires: python3-devel
 BuildRequires: ruby
 BuildRequires: ruby-devel
 BuildRequires: source-highlight
 BuildRequires: tcl-devel
-BuildRequires: libzstd-devel
 BuildRequires: zlib-devel
-%if 0%{?rhel}
-BuildRequires: cmake3
-%endif
 
 Requires:      hicolor-icon-theme
 
@@ -102,49 +61,37 @@ This package contains include files and pc file for weechat.
 
 
 %prep
+%{gpgverify} --keyring='%{SOURCE2}' --signature='%{SOURCE1}' --data='%{SOURCE0}'
 %autosetup -p1 -n %{name}-%{version}
-find doc/ -type f -name 'CMakeLists.txt' \
-    -exec sed -i -e 's#${PROJECT_NAME}#%{_doc}#g' '{}' \;
 
 
 %build
-%cmake3 \
+%cmake \
   -DPREFIX=%{_prefix} \
   -DLIBDIR=%{_libdir} \
   -DENABLE_ENCHANT=ON \
   -DENABLE_PHP=OFF \
-%if %{with check}
   -DENABLE_TESTS=ON \
-%else
-  -DENABLE_TESTS=OFF \
-%endif
-%if %{with docs}
   -DENABLE_DOC=ON \
   -DENABLE_DOC_INCOMPLETE=ON \
   -DENABLE_MAN=ON \
-%else
-  -DENABLE_DOC=OFF \
-  -DENABLE_MAN=OFF \
-%endif
-  -DCA_FILE=/etc/pki/tls/certs/ca-bundle.crt \
   %{nil}
-%cmake3_build
+%cmake_build
 
 
 %install
-%cmake3_install
+%cmake_install
 
 %find_lang %name
 
 
-%if %{with check}
-%ctest3 -- -V
-%endif
+%check
+%ctest --verbose
 
 
 %files -f %{name}.lang
-%doc AUTHORS.adoc ChangeLog.adoc Contributing.adoc
-%doc README.adoc ReleaseNotes.adoc
+%doc AUTHORS.md CHANGELOG.md CONTRIBUTING.md
+%doc README.md UPGRADING.md
 %license COPYING
 %{_bindir}/%{name}-curses
 %{_bindir}/%{name}
@@ -157,13 +104,11 @@ find doc/ -type f -name 'CMakeLists.txt' \
 %{_datadir}/icons/hicolor/256x256/apps/%{name}.png
 %{_datadir}/icons/hicolor/512x512/apps/%{name}.png
 %{_datadir}/icons/hicolor/64x64/apps/%{name}.png
-%if 0%{?fedora} || 0%{?rhel} < 8
 %{_pkgdocdir}/weechat_*.html
 %{_mandir}/man1/weechat.1*
 %{_mandir}/*/man1/weechat.1*
 %{_mandir}/man1/%{name}-headless.1*
 %{_mandir}/*/man1/%{name}-headless.1*
-%endif
 
 %files devel
 %dir %{_includedir}/%{name}