diff --git a/sonnet-5.76.0.tar.xz b/sonnet-5.76.0.tar.xz
deleted file mode 100644
index 6ce7c12..0000000
--- a/sonnet-5.76.0.tar.xz
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:cb6bacae27cfa3f8b3ce300b18efe16730783f143c4a7fccfa634f528262ef9b
-size 294000
diff --git a/sonnet-5.76.0.tar.xz.sig b/sonnet-5.76.0.tar.xz.sig
deleted file mode 100644
index 325979c..0000000
--- a/sonnet-5.76.0.tar.xz.sig
+++ /dev/null
@@ -1,11 +0,0 @@
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diff --git a/sonnet-5.77.0.tar.xz b/sonnet-5.77.0.tar.xz
new file mode 100644
index 0000000..7f273d8
--- /dev/null
+++ b/sonnet-5.77.0.tar.xz
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:d092461a6a86811ab749459cc2079903616d4f839e73762b60019b5454db9068
+size 294360
diff --git a/sonnet-5.77.0.tar.xz.sig b/sonnet-5.77.0.tar.xz.sig
new file mode 100644
index 0000000..de4521b
--- /dev/null
+++ b/sonnet-5.77.0.tar.xz.sig
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diff --git a/sonnet.changes b/sonnet.changes
index a5cf4f3..b6a71c3 100644
--- a/sonnet.changes
+++ b/sonnet.changes
@@ -1,3 +1,13 @@
+-------------------------------------------------------------------
+Mon Dec  7 17:14:57 UTC 2020 - Christophe Giboudeaux <christophe@krop.fr>
+
+- Update to 5.77.0
+  * New feature release
+  * For more details please see:
+  * https://kde.org/announcements/kde-frameworks-5.77.0
+- Changes since 5.76.0:
+  * Use contains instead of indexOf
+
 -------------------------------------------------------------------
 Sat Nov  7 21:35:37 UTC 2020 - Christophe Giboudeaux <christophe@krop.fr>
 
diff --git a/sonnet.spec b/sonnet.spec
index d3ddf28..7efc1d1 100644
--- a/sonnet.spec
+++ b/sonnet.spec
@@ -17,14 +17,14 @@
 
 
 %define sonum   5
-%define _tar_path 5.76
+%define _tar_path 5.77
 # Full KF5 version (e.g. 5.33.0)
 %{!?_kf5_version: %global _kf5_version %{version}}
 # Last major and minor KF5 version (e.g. 5.33)
 %{!?_kf5_bugfix_version: %define _kf5_bugfix_version %(echo %{_kf5_version} | awk -F. '{print $1"."$2}')}
 %bcond_without lang
 Name:           sonnet
-Version:        5.76.0
+Version:        5.77.0
 Release:        0
 Summary:        KDE spell checking library
 License:        LGPL-2.1-or-later
@@ -44,14 +44,14 @@ BuildRequires:  fdupes
 BuildRequires:  kf5-filesystem
 BuildRequires:  myspell-dictionaries
 BuildRequires:  pkgconfig
-BuildRequires:  cmake(Qt5Core) >= 5.12.0
-BuildRequires:  cmake(Qt5Test) >= 5.12.0
-BuildRequires:  cmake(Qt5UiPlugin) >= 5.12.0
-BuildRequires:  cmake(Qt5Widgets) >= 5.12.0
+BuildRequires:  cmake(Qt5Core) >= 5.13.0
+BuildRequires:  cmake(Qt5Test) >= 5.13.0
+BuildRequires:  cmake(Qt5UiPlugin) >= 5.13.0
+BuildRequires:  cmake(Qt5Widgets) >= 5.13.0
 BuildRequires:  pkgconfig(hunspell)
 BuildRequires:  pkgconfig(libvoikko)
 %if %{with lang}
-BuildRequires:  cmake(Qt5LinguistTools) >= 5.12.0
+BuildRequires:  cmake(Qt5LinguistTools) >= 5.13.0
 %endif
 
 %description
@@ -92,7 +92,7 @@ Group:          Development/Libraries/KDE
 Requires:       extra-cmake-modules
 Requires:       libKF5SonnetCore%{sonum} = %{version}
 Requires:       libKF5SonnetUi%{sonum} = %{version}
-Requires:       cmake(Qt5Core) >= 5.12.0
+Requires:       cmake(Qt5Core) >= 5.13.0
 
 %description devel
 Sonnet is a plugin-based spell checking library for Qt-based