diff --git a/CMakeLists.txt b/CMakeLists.txt
deleted file mode 100644
index 55ea09f60c..0000000000
--- a/CMakeLists.txt
+++ /dev/null
@@ -1,7 +0,0 @@
-cmake_minimum_required(VERSION 3.2.2)
-
-project(QOwnNotes)
-
-list(APPEND CMAKE_MODULE_PATH ${CMAKE_SOURCE_DIR}/cmake)
-
-add_subdirectory(src)
diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index d1a2306691..abc13943dc 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -1,6 +1,8 @@
 cmake_minimum_required(VERSION 3.5)
 project(QOwnNotes)
 
+list(APPEND CMAKE_MODULE_PATH ${CMAKE_SOURCE_DIR}/cmake)
+
 # BEGIN options
 option(QON_QT6_BUILD "Build QOwnNotes with Qt6" OFF)
 # END options
diff --git a/cmake/FindBotan2.cmake b/src/cmake/FindBotan2.cmake
similarity index 100%
rename from cmake/FindBotan2.cmake
rename to src/cmake/FindBotan2.cmake
diff --git a/src/libraries/sonnet/CMakeLists.txt b/src/libraries/sonnet/CMakeLists.txt
new file mode 100644
index 0000000000..a362fe20f6
--- /dev/null
+++ b/src/libraries/sonnet/CMakeLists.txt
@@ -0,0 +1,47 @@
+find_package(Qt${QT_VERSION_MAJOR} COMPONENTS REQUIRED
+    Core
+)
+
+add_library(Sonnet
+    STATIC
+    src/core/backgroundchecker.cpp
+    src/core/backgroundchecker.h
+    src/core/backgroundchecker_p.h
+    src/core/client.cpp
+    src/core/client_p.h
+    src/core/core_debug.cpp
+    src/core/core_debug.h
+    src/core/guesslanguage.cpp
+    src/core/guesslanguage.h
+    src/core/languagefilter.cpp
+    src/core/languagefilter_p.h
+    src/core/loader.cpp
+    src/core/loader_p.h
+    src/core/settings.cpp
+    src/core/settings_p.h
+    src/core/sonnetcore_export.h
+    src/core/speller.cpp
+    src/core/speller.h
+    src/core/spellerplugin.cpp
+    src/core/spellerplugin_p.h
+    src/core/textbreaks.cpp
+    src/core/textbreaks_p.h
+    src/core/tokenizer.cpp
+    src/core/tokenizer_p.h
+    # Hunspell plugin
+    src/plugins/hunspell/hunspellclient.cpp
+    src/plugins/hunspell/hunspellclient.h
+    src/plugins/hunspell/hunspelldebug.cpp
+    src/plugins/hunspell/hunspelldebug.h
+    src/plugins/hunspell/hunspelldict.cpp
+    src/plugins/hunspell/hunspelldict.h
+)
+
+# The hunspell library
+add_subdirectory(src/plugins/hunspell/hunspell)
+
+target_link_libraries(Sonnet
+    PRIVATE
+    Qt${QT_VERSION_MAJOR}::Core
+    Hunspell
+)