diff --git a/data/helpers.d/utils b/data/helpers.d/utils
index 576fa5a56..c491b1aa0 100644
--- a/data/helpers.d/utils
+++ b/data/helpers.d/utils
@@ -486,48 +486,58 @@ ynh_check_app_version_changed () {
   echo $return_value
 }
 
-# Compare the old package version and a other version passer as argument.
-# This is really useful we we need to do some action only for some old package version.
+# Compare the current package version against another version given as an argument.
+# This is really useful when we need to do some actions only for some old package versions.
 #
-# example: ynh_compare_package_version --comparaison gt --version 2.3.2~ynh1
-# In word this example will check if the installed version is grater than (gt) the version 2.3.2~ynh1
+# example: ynh_compare_package_version --comparison gt --version 2.3.2~ynh1
+# This example will check if the installed version is greater than (gt) the version 2.3.2~ynh1
 #
-# usage: ynh_compare_package_version --comparaision lt|gt|le|ge
-# | arg: --comparaison - comparaison type. Could be : le (lower than), gt (grater than), le (lower or equals), ge (grater or equals)
+# usage: ynh_compare_package_version --comparison lt|gt|le|ge
+# | arg: --comparison - Comparison type. Could be : le (lower than), gt (greater than), le (lower or equal), ge (greater or equal)
 # | arg: --version - The version to compare. Need to be a version in the yunohost package version type (like 2.3.1~ynh4)
 #
+# Return 0 if the evaluation is true. 1 if false.
+#
 # Requires YunoHost version 3.8.0 or higher.
 ynh_compare_package_version() {
     local legacy_args=cv
-    declare -Ar args_array=( [c]=comparaison= [v]=version= )
-
+    declare -Ar args_array=( [c]=comparison= [v]=version= )
     local version
-    local comparaison
-    local old_version=$YNH_APP_OLD_VERSION
+    local comparison
     # Manage arguments with getopts
     ynh_handle_getopts_args "$@"
 
-    if [[ ! $version =~ '~ynh' ]] || [[ ! $old_version =~ '~ynh' ]]; then
+    local current_version=$YNH_APP_OLD_VERSION
+
+    # Check the syntax of the versions
+    if [[ ! $version =~ '~ynh' ]] || [[ ! $current_version =~ '~ynh' ]]
+    then
         ynh_print_warn "Invalid agument for version."
         return 1
     fi
 
-    if [ $version == $old_version ]; then
-        if [ $comparaison == ge ] || [ $comparaison == le ]; then
+    # If the version are identical, and the evaluation allows equal versions.
+    if [ $version == $current_version ]
+    then
+        if [ $comparison == ge ] || [ $comparison == le ]; then
             return 0
         else
             return 1
         fi
     fi
 
-    if [ $comparaison == ge ] || [ $comparaison == gt ]; then
-        if [ $(printf "$version\n$old_version" | sort -V | tail -n 1) == $old_version ]; then
+    # Check if the current version is greater than the one given as argument
+    if [ $comparison == ge ] || [ $comparison == gt ]
+    then
+        if [ $(printf "$version\n$current_version" | sort --version-sort | tail -n 1) == $current_version ]; then
             return 0
         else
             return 1
         fi
+
+    # Else if the current version is lower than the one given as argument
     else
-        if [ $(printf "$version\n$old_version" | sort -V | tail -n 1) == $version ]; then
+        if [ $(printf "$version\n$current_version" | sort --version-sort | tail -n 1) == $version ]; then
             return 0
         else
             return 1