diff --git a/proinfodatadeb/package/DEBIAN/preinst b/proinfodatadeb/package/DEBIAN/preinst
index 309065463cd748a6a01748508d30e12035a9c517..74a4539d0b86bf88b3faa2c5fb26571975a5138c 100755
--- a/proinfodatadeb/package/DEBIAN/preinst
+++ b/proinfodatadeb/package/DEBIAN/preinst
@@ -31,7 +31,7 @@ abort() {
 }
 
 # Create seed_mec group
-if ! groupadd -fr seed_mec; then
+if ! groupadd -f seed_mec; then
     abort "error while creating the group seed_mec."
 fi
 
@@ -40,7 +40,7 @@ fi
 mkdir -p ${SEED_MEC_HOME}
 
 TMPSKEL=$(mktemp -d)
-if ! useradd -rm -g seed_mec -s /bin/bash -d "${SEED_MEC_HOME}" \
+if ! useradd -m -g seed_mec -s /bin/bash -d "${SEED_MEC_HOME}" \
      -k "${TMPSKEL}" seed_mec; then
     abort "error while creating the user seed_mec."
 fi