diff --git a/.github/workflows/ubuntu.yml b/.github/workflows/ubuntu.yml
index a172d758..d061bf91 100644
--- a/.github/workflows/ubuntu.yml
+++ b/.github/workflows/ubuntu.yml
@@ -57,17 +57,21 @@ env:
 
 jobs:
   build:
-    name: ${{ matrix.os }} [CC ${{ matrix.env.CC }}, ASAN ${{ matrix.env.ASAN }}, COVERAGE ${{ matrix.env.COVERAGE }}, ${{ matrix.env.LOG_LEVEL }} ]
-    runs-on: ${{ matrix.os }}
+    name: ${{ matrix.env.os }} [CC ${{ matrix.env.CC }}, ASAN ${{ matrix.env.ASAN }}, COVERAGE ${{ matrix.env.COVERAGE }}, ${{ matrix.env.LOG_LEVEL }} ]
+    runs-on: ${{ matrix.env.os }}
     strategy:
       fail-fast: false
       matrix:
-        os: [ ubuntu-20.04 ]
         env:
-          - { CC: gcc-10,    CXX: g++-10,     ASAN: 'OFF',  COVERAGE: 'OFF', LOG_LEVEL: 'trace' }
-          - { CC: gcc-10,    CXX: g++-10,     ASAN: 'OFF',  COVERAGE: 'ON',  LOG_LEVEL: 'warn'  }
-          - { CC: clang-12,  CXX: clang++-12, ASAN: 'OFF',  COVERAGE: 'OFF', LOG_LEVEL: 'warn'  }
-          - { CC: clang-12,  CXX: clang++-12, ASAN: 'ON',   COVERAGE: 'OFF', LOG_LEVEL: 'warn'  }
+          - { os: ubuntu-20.04, CC: gcc-10,    CXX: g++-10,     ASAN: 'OFF',  COVERAGE: 'OFF', LOG_LEVEL: 'trace' }
+          - { os: ubuntu-20.04, CC: gcc-10,    CXX: g++-10,     ASAN: 'OFF',  COVERAGE: 'ON',  LOG_LEVEL: 'warn'  }
+          - { os: ubuntu-20.04, CC: clang-12,  CXX: clang++-12, ASAN: 'OFF',  COVERAGE: 'OFF', LOG_LEVEL: 'warn'  }
+          - { os: ubuntu-20.04, CC: clang-12,  CXX: clang++-12, ASAN: 'ON',   COVERAGE: 'OFF', LOG_LEVEL: 'warn'  }
+# https://github.com/llvm/llvm-project/issues/56357
+# On Ubuntu 22  affects clang 14 (file entry.cpp)
+          - { os: ubuntu-22.04, CC: clang-15,  CXX: clang++-15, ASAN: 'OFF',   COVERAGE: 'OFF', LOG_LEVEL: 'warn'  }
+          - { os: ubuntu-22.04, CC: gcc-11,    CXX: g++-11,     ASAN: 'OFF',   COVERAGE: 'OFF', LOG_LEVEL: 'warn'  }
+
     env: ${{ matrix.env }}
     steps:
       - name: Checkout
@@ -89,7 +93,7 @@ jobs:
         uses: actions/cache@v3
         with:
           path: ${{github.workspace}}/${{env.DEPS}}
-          key:  ${{ matrix.os }}-${{ env.CC }}-${{ hashFiles('**/common.env') }}-${{ env.ASAN }}-${{ env.COVERAGE }}-${{ env.LOG_LEVEL }}-v${{ env.CACHE_VER }}
+          key:  ${{ matrix.env.os }}-${{ env.CC }}-${{ hashFiles('**/common.env') }}-${{ env.ASAN }}-${{ env.COVERAGE }}-${{ env.LOG_LEVEL }}-v${{ env.CACHE_VER }}
 
 # Already installed: bison flex pkg-config
 
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 79bf2484..faa9d752 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -215,7 +215,7 @@ set(MSVC_LANGUAGE_VERSION "c++20" CACHE STRING "The C++ standard argument to pas
 # ...................................................................
 # External projects
 
-def_ext_prj_g(DWARFS "tebako-v0.4.2")
+def_ext_prj_g(DWARFS "tebako-v0.4.4")
 
 if(WITH_TESTS)
   def_ext_prj_g(INCBIN "348e36b")
diff --git a/common.env b/common.env
index 5f5b07e1..4bffc570 100644
--- a/common.env
+++ b/common.env
@@ -1,6 +1,6 @@
 DEPS=deps
 INCBIN_TAG=348e36b
-DWARFS_TAG=tebako-v0.4.2
+DWARFS_TAG=tebako-v0.4.4
 GLOG_TAG=v0.5.0
 GFLAGS_TAG=v2.2.2
 DC_TAG=v3.2.0
diff --git a/version.txt b/version.txt
index 1d0ba9ea..267577d4 100644
--- a/version.txt
+++ b/version.txt
@@ -1 +1 @@
-0.4.0
+0.4.1