diff --git a/.gitignore b/.gitignore
index dd41d6f74..124deacdf 100644
--- a/.gitignore
+++ b/.gitignore
@@ -2,16 +2,16 @@
 *.gcno
 *.o
 *.pyc
-cppcheck
-cppcheck.exe
+/cppcheck
+/cppcheck.exe
 cppcheck-core.dll
-dmake
-dmake.exe
+/dmake
+/dmake.exe
 reduce
 reduce.exe
 tags
-testrunner
-testrunner.exe
+/testrunner
+/testrunner.exe
 tools/daca2*.html
 tools/dmake
 tools/errmsg
@@ -20,6 +20,9 @@ tools/extracttests
 # dump files generated by Cppcheck
 *.*.dump
 
+# CTU info files generated by Cppcheck
+*.*.ctu-info
+
 # VS generated files
 *.aps
 *.idb
@@ -31,17 +34,17 @@ tools/extracttests
 *.sdf
 *.suo
 *.user
-.vs/
+/.vs/
 UpgradeLog*.htm
 
 # VS build folders
 bin/
 Build/
 BuildTmp/
-cli/temp/
+/cli/temp/
 ipch/
-lib/temp/
-test/temp/
+/lib/temp/
+/test/temp/
 
 # XCode build folders and files
 *.mode[0-9]v[0-9]
@@ -49,32 +52,32 @@ test/temp/
 build/
 
 # GUI build folders
-gui/debug/
-gui/release/
-gui/temp/
+/gui/debug/
+/gui/release/
+/gui/temp/
 
 # Other (generated) GUI files
-gui/*.qm
-gui/cppcheck-gui
-gui/cppcheck-gui.exe
-gui/gui.sln
-gui/gui.vcproj
-gui/help/online-help.qch
-gui/help/online-help.qhc
-gui/Makefile
-gui/Makefile.debug
-gui/Makefile.release
-gui/qrc_gui.cpp
-gui/test/Makefile
-gui/test/*/Makefile
-gui/test/*/*/Makefile
-gui/test/benchmark/simple/benchmark-simple
-gui/test/cppchecklibrarydata/qrc_resources.cpp
-gui/test/cppchecklibrarydata/test-cppchecklibrarydata
-gui/test/filelist/test-filelist
-gui/test/projectfile/test-projectfile
-gui/test/translationhandler/test-translationhandler
-gui/test/xmlreportv2/test-xmlreportv2
+/gui/*.qm
+/gui/cppcheck-gui
+/gui/cppcheck-gui.exe
+/gui/gui.sln
+/gui/gui.vcproj
+/gui/help/online-help.qch
+/gui/help/online-help.qhc
+/gui/Makefile
+/gui/Makefile.debug
+/gui/Makefile.release
+/gui/qrc_gui.cpp
+/gui/test/Makefile
+/gui/test/*/Makefile
+/gui/test/*/*/Makefile
+/gui/test/benchmark/simple/benchmark-simple
+/gui/test/cppchecklibrarydata/qrc_resources.cpp
+/gui/test/cppchecklibrarydata/test-cppchecklibrarydata
+/gui/test/filelist/test-filelist
+/gui/test/projectfile/test-projectfile
+/gui/test/translationhandler/test-translationhandler
+/gui/test/xmlreportv2/test-xmlreportv2
 
 # Doxygen output folder
 doxyoutput/
@@ -102,18 +105,19 @@ prime
 parts
 stage
 *.snap
-snap/.snapcraft
+/snap/.snapcraft
 
 # Manual folder
-man/manual.log
-man/manual.tex
-man/*.pdf
-man/*.html
+/man/manual.log
+/man/manual.tex
+/man/*.pdf
+/man/*.html
 
 # CLion
-.idea
+/.idea
 /.metadata/
-cmake-*
+/cmake-build-*
+/.run
 
 # clang tooling temporary files
 .clangd/
@@ -123,7 +127,7 @@ compile_commands.json
 /gui/.qmake.stash
 
 #vs code
-.vscode
+/.vscode
 
 #debian build system
 /debian