diff --git a/resources/addresses/nl.yaml b/resources/addresses/nl.yaml
index f6f9b27c..8c3a079d 100644
--- a/resources/addresses/nl.yaml
+++ b/resources/addresses/nl.yaml
@@ -33,6 +33,18 @@ components:
                 - separator: "-"
                   probability: 0.1
             probability: 0.005
+        -
+            components:
+                - house_number
+                - level
+            label: house_number
+            separators:
+                - separator: "-"
+                  probability: 0.9
+                - separator: /
+                  probability: 0.1
+            probability: 0.01
+
 
 and:
     default: &en
@@ -76,10 +88,14 @@ levels:
         sample_probability: 0.1
         numeric:
             direction: left
+            digits:
+                ascii_probability: 0.8
+                roman_numeral_probability: 0.2
         ordinal:
             direction: right
             digits:
-                ascii_probability: 0.8
+                ascii_probability: 0.5
+                roman_numeral_probability: 0.3
                 spellout_probability: 0.2
         numeric_probability: 0.7
         ordinal_probability: 0.3
@@ -92,10 +108,14 @@ levels:
         sample_probability: 0.2
         numeric:
             direction: left
+            digits:
+                ascii_probability: 0.8
+                roman_numeral_probability: 0.2
         ordinal:
             direction: right
             digits:
-                ascii_probability: 0.8
+                ascii_probability: 0.5
+                roman_numeral_probability: 0.3
                 spellout_probability: 0.2
         numeric_probability: 0.7
         ordinal_probability: 0.3
@@ -145,7 +165,8 @@ levels:
         alternatives:
             - alternative: *etage
               probability: 0.01
-        numeric_probability: 0.99 # With this probability, pick an integer
+        numeric_probability: 0.79 # With this probability, pick an integer
+        roman_numeral_probability: 0.2 # Pick a Roman numeral for the actual value
         alpha_probability: 0.0098 # With this probability, pick a letter e.g. A
         numeric_plus_alpha_probability: 0.0001 # e.g. 2A
         alpha_plus_numeric_probability: 0.0001 # e.g. A2