diff --git a/build.sh b/build.sh
index 45bf81a..37efbfb 100644
--- a/build.sh
+++ b/build.sh
@@ -64,12 +64,12 @@ CrontaskSize=27788951
 RestagentSize=29525312
 BinWriterDir=${HOME}/bin
 
-if [ ${shell grep VERSION_ID /etc/os-release} = 'VERSION_ID="22.04"' ]; then
+if [[ ${shell grep VERSION_ID /etc/os-release} =~ VERSION_ID="22.04" ]]; then
     DebBuildDir :=${DebBuild2204Dir}
     DebFEBuildDir :=${DebFEBuild2204Dir}
     #DebPkgFile :=${PROJECT}-${VERSION}-22.04-${Release).${PLATFORM).deb
     DebPkgFile :=${PROJECT}-r${VERSION}-${Release}-ub22.deb
-elif [ ${shell grep VERSION_ID /etc/os-release} = 'VERSION_ID="18.04"' ]; then
+elif [[ ${shell grep VERSION_ID /etc/os-release} =~ VERSION_ID="18.04" ]]; then
     DebPkgFile :=${PROJECT}-r${VERSION}-${Release}-ub18.deb
 fi