diff --git a/include/functions b/include/functions
index c0296dca..bc44aff1 100644
--- a/include/functions
+++ b/include/functions
@@ -3070,8 +3070,11 @@
         # Test against the string with a generic test set
         if [ $# -eq 1 ]; then
             input="$1"
-            # Only allow common set of characters: a-z, A-Z, 0-9, /._-:=
-            cleaned=$(echo "$input" | sed 's/[^a-zA-Z0-9\/\._:=-]//g')
+            # Use sed to strip all characters -except- those that are allowed
+            # - Common set of characters: a-z, A-Z, 0-9
+            # - Special characters: , /._-:=
+            # - Space for names (like auditor name)
+            cleaned=$(echo "$input" | sed 's/[^[:space:]a-zA-Z0-9\/\._:=-]//g')
         # If two parameters are specified, then test input against specified class
         elif [ $# -eq 2 ]; then
             input="$1"