diff --git a/.github/workflows/CI-unixish.yml b/.github/workflows/CI-unixish.yml
index 764347a66..c6cedc3f8 100644
--- a/.github/workflows/CI-unixish.yml
+++ b/.github/workflows/CI-unixish.yml
@@ -116,12 +116,12 @@ jobs:
           make -j$(nproc) -s CPPFLAGS="-DCHECK_INTERNAL" CXXFLAGS="-g -O2" MATCHCOMPILER=yes VERIFY=1
           # self check lib/cli
           mkdir b1
-          ./cppcheck -q -j$(nproc) --template=selfcheck --cppcheck-build-dir=b1 -D__CPPCHECK__ --error-exitcode=1 --inline-suppr --suppressions-list=.travis_suppressions --library=cppcheck-lib --addon=naming.json -Ilib -Iexternals/simplecpp/ -Iexternals/tinyxml2/ -Icli --inconclusive --enable=style,performance,portability,warning,internal --exception-handling cli lib
+          ./cppcheck -q -j$(nproc) --template=selfcheck --cppcheck-build-dir=b1 -D__CPPCHECK__ --error-exitcode=1 --inline-suppr --suppressions-list=.travis_suppressions --library=cppcheck-lib --addon=naming.json -Ilib -Iexternals/simplecpp/ -Iexternals/tinyxml2/ -Icli --inconclusive --enable=style,performance,portability,warning,internal --exception-handling --debug-warnings  cli lib
           # check gui with qt settings
           mkdir b2
-          ./cppcheck -q -j$(nproc) --template=selfcheck --cppcheck-build-dir=b2 -D__CPPCHECK__ -DQT_VERSION=0x050000 --error-exitcode=1 --inline-suppr --suppressions-list=.travis_suppressions --library=qt --addon=naming.json -Ilib -Iexternals/simplecpp/ -Iexternals/tinyxml2/ --enable=style,performance,portability,warning,internal --exception-handling gui/*.cpp
+          ./cppcheck -q -j$(nproc) --template=selfcheck --cppcheck-build-dir=b2 -D__CPPCHECK__ -DQT_VERSION=0x050000 --error-exitcode=1 --inline-suppr --suppressions-list=.travis_suppressions --library=qt --addon=naming.json -Ilib -Iexternals/simplecpp/ -Iexternals/tinyxml2/ --enable=style,performance,portability,warning,internal --exception-handling --debug-warnings  gui/*.cpp
           # self check test and tools
-          ./cppcheck -q -j$(nproc) --template=selfcheck -D__CPPCHECK__ --error-exitcode=1 --inline-suppr --suppressions-list=.travis_suppressions --library=cppcheck-lib -Ilib -Iexternals/simplecpp/ -Iexternals/tinyxml2/ -Icli -Igui --inconclusive --enable=style,performance,portability,warning,internal --exception-handling test/*.cpp tools
+          ./cppcheck -q -j$(nproc) --template=selfcheck -D__CPPCHECK__ --error-exitcode=1 --inline-suppr --suppressions-list=.travis_suppressions --library=cppcheck-lib -Ilib -Iexternals/simplecpp/ -Iexternals/tinyxml2/ -Icli -Igui --inconclusive --enable=style,performance,portability,warning,internal --exception-handling --debug-warnings  test/*.cpp tools
 
       - name: Build triage on ubuntu
         if: matrix.os == 'ubuntu-20.04'
diff --git a/.travis_suppressions b/.travis_suppressions
index 5773b58e8..82d5121b5 100644
--- a/.travis_suppressions
+++ b/.travis_suppressions
@@ -11,6 +11,12 @@ unusedPrivateFunction:lib/checkbufferoverrun.h
 unusedPrivateFunction:test/test*.cpp
 useStlAlgorithm
 
+# debug suppressions
+valueFlowBailout
+valueFlowBailoutIncompleteVar
+debug
+varid0
+
 *:gui/test/*
 *:test/test.cxx
 *:test/cfg/*