diff --git a/servicectl b/servicectl
index eda781e..f15f6b2 100644
--- a/servicectl
+++ b/servicectl
@@ -85,7 +85,7 @@ restart_service ()
 }
 
 # Arguments: none
-# Return value: TODO
+# Return value: none
 restart_all_services ()
 {
    SERVICES=($(list_services))
@@ -95,7 +95,7 @@ restart_all_services ()
 }
 
 # Arguments: none
-# Return value: TODO
+# Return value: none
 start_all_services ()
 {
    SERVICES=($(list_services))
@@ -104,6 +104,8 @@ start_all_services ()
    done
 }
 
+# Arguments: none
+# Return value: none
 stop_all_services ()
 {
    SERVICES=($(list_services))
@@ -126,6 +128,8 @@ exit_code ()
    fi
 }
 
+# Arguments: none
+# Return value: none
 list_active_services ()
 {
    SERVICES=($(list_services))
@@ -136,6 +140,8 @@ list_active_services ()
    done
 }
 
+# Arguments: none
+# Return value: none
 list_inactive_services ()
 {
    SERVICES=($(list_services))
@@ -146,6 +152,8 @@ list_inactive_services ()
    done
 }
 
+# Arguments: none
+# Return value: none
 service_status_all ()
 {
    SERVICES=($(list_services))