diff --git a/.gitea/workflows/source-release.yml b/.gitea/workflows/source-release.yml
index f218fcb..2cd48ef 100644
--- a/.gitea/workflows/source-release.yml
+++ b/.gitea/workflows/source-release.yml
@@ -33,10 +33,10 @@ jobs:
             libcrypt-dev
 
       - name: Configure
-        run: cmake -S . -B build
+        run: cmake -S . -B /tmp/mars-nwe-build
 
       - name: Build source package
-        run: cmake --build build --target package_source
+        run: cmake --build /tmp/mars-nwe-build --target package_source
 
       - name: Find source tarball
         id: pkg
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 27458ff..25bd94d 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -48,7 +48,7 @@ if(GIT_FOUND AND EXISTS "${CMAKE_SOURCE_DIR}/.git")
         )
 
         set(MARS_NWE_VERSION
-            "${MARS_NWE_VERSION_BASE}-dev.${GIT_COMMIT_COUNT}+g${GIT_SHORT_SHA}")
+            "${MARS_NWE_VERSION_BASE}-dev.${GIT_COMMIT_COUNT}-g${GIT_SHORT_SHA}")
 
         if(NOT GIT_DIRTY_RESULT EQUAL 0)
             string(APPEND MARS_NWE_VERSION "-dirty")
@@ -153,6 +153,6 @@ set(CPACK_PACKAGE_VERSION_MINOR "${VERSION_MINOR}")
 set(CPACK_PACKAGE_VERSION_PATCH "pl${VERSION_PATCH}")
 set(CPACK_SOURCE_GENERATOR "TBZ2")
 SET(CPACK_PACKAGE_INSTALL_DIRECTORY "mars_nwe-${MARS_NWE_VERSION}")
-SET(CPACK_SOURCE_IGNORE_FILES CMakeCache.txt CMakeFiles progress.make cmake_install.cmake CPackConfig.cmake CPackSourceConfig.cmake "\\\\.git" "\\\\.svn" "\\\\.swp$" "\\\\.cvs" "\\\\.tar.gz" "\\\\.o")
+SET(CPACK_SOURCE_IGNORE_FILES "/build/" "/_build/" CMakeCache.txt CMakeFiles progress.make cmake_install.cmake CPackConfig.cmake CPackSourceConfig.cmake "\\\\.git" "\\\\.svn" "\\\\.swp$" "\\\\.cvs" "\\\\.tar.gz" "\\\\.o")
 set(CPACK_SOURCE_PACKAGE_FILE_NAME "${CMAKE_PROJECT_NAME}-${MARS_NWE_VERSION}")
 include(CPack)