diff --git a/ActorPrefix.ftl b/ActorPrefix.ftl
index e12b76d..d995203 100644
--- a/ActorPrefix.ftl
+++ b/ActorPrefix.ftl
@@ -37,7 +37,11 @@
   <#if uniqueness>
     <#local depot = actor>
   <#else>
-    <#local depot = actor[4..]>
+    <#if actor?length gt 4>
+        <#local depot = actor[4..]>
+    <#else>
+        <#local depot = actor>
+    </#if>
   </#if>
 <#return (depot)>
 </#function>
@@ -78,7 +82,11 @@
   <#if uniqueness>
     <#local supplier = actor>
   <#else>
-    <#local supplier = actor[4..]>
+    <#if actor?length gt 4>
+        <#local supplier = actor[4..]>
+    <#else>
+        <#local supplier = actor>
+    </#if>
   </#if>
 <#return (supplier)>
 </#function>
@@ -117,7 +125,11 @@
   <#if uniqueness>
     <#local carrier = actor>
   <#else>
-    <#local carrier = actor[4..]>
+    <#if actor?length gt 4>
+        <#local carrier = actor[4..]>
+    <#else>
+        <#local carrier = actor>
+    </#if>
   </#if>
 <#return (carrier)>
 </#function>
@@ -156,7 +168,11 @@
   <#if uniqueness>
     <#local consignee = actor>
   <#else>
-    <#local consignee = actor[4..]>
+    <#if actor?length gt 4>
+        <#local consignee = actor[4..]>
+    <#else>
+        <#local consignee = actor>
+    </#if>
   </#if>
 <#return (consignee)>
 </#function>
\ No newline at end of file