diff --git a/basxbread/contrib/customforms/migrations/0004_alter_pdfformfield_unique_together_pdfformfield_join_and_more.py b/basxbread/contrib/customforms/migrations/0004_alter_pdfformfield_unique_together_pdfformfield_join_and_more.py
index e0b8114d..4f281958 100644
--- a/basxbread/contrib/customforms/migrations/0004_alter_pdfformfield_unique_together_pdfformfield_join_and_more.py
+++ b/basxbread/contrib/customforms/migrations/0004_alter_pdfformfield_unique_together_pdfformfield_join_and_more.py
@@ -1,7 +1,7 @@
 # Generated by Django 4.1.7 on 2023-08-16 11:59
 
-from django.db import migrations, models
 import django.db.models.deletion
+from django.db import migrations, models
 
 
 class Migration(migrations.Migration):
diff --git a/basxbread/contrib/customforms/migrations/0005_pdfformfield_mapping.py b/basxbread/contrib/customforms/migrations/0005_pdfformfield_mapping.py
new file mode 100644
index 00000000..2ffe610a
--- /dev/null
+++ b/basxbread/contrib/customforms/migrations/0005_pdfformfield_mapping.py
@@ -0,0 +1,25 @@
+# Generated by Django 4.1.7 on 2023-08-17 05:15
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+    dependencies = [
+        (
+            "customforms",
+            "0004_alter_pdfformfield_unique_together_pdfformfield_join_and_more",
+        ),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name="pdfformfield",
+            name="mapping",
+            field=models.JSONField(
+                blank=True,
+                default=dict,
+                help_text="Map PDF-field value",
+                verbose_name="Map value",
+            ),
+        ),
+    ]
diff --git a/basxbread/contrib/customforms/models.py b/basxbread/contrib/customforms/models.py
index 95f1deee..3485ddd7 100644
--- a/basxbread/contrib/customforms/models.py
+++ b/basxbread/contrib/customforms/models.py
@@ -127,6 +127,11 @@ class PDFFormField(models.Model):
     )
     join.formfield_kwargs = {"strip": False}
 
+    mapping = models.JSONField(
+        _("Map value"), help_text=_("Map PDF-field value"), default=dict, blank=True
+    )
+    mapping.formfield_kwargs = {"widget": forms.Textarea(attrs={"rows": 1})}
+
     @property
     def fieldname(self):
         return self.customform_field.fieldname if self.customform_field else None
diff --git a/basxbread/contrib/customforms/urls.py b/basxbread/contrib/customforms/urls.py
index c2bb8293..a240b681 100644
--- a/basxbread/contrib/customforms/urls.py
+++ b/basxbread/contrib/customforms/urls.py
@@ -56,7 +56,7 @@
                 "pdf",
                 "customform",
                 layout.forms.Formset.as_inline_datatable(
-                    "fields", ["pdf_field_name", "customform_field", "join"]
+                    "fields", ["pdf_field_name", "customform_field", "join", "mapping"]
                 ),
             ],
             default_success_page="edit",
diff --git a/basxbread/contrib/customforms/views.py b/basxbread/contrib/customforms/views.py
index 63f1e441..2a00646a 100644
--- a/basxbread/contrib/customforms/views.py
+++ b/basxbread/contrib/customforms/views.py
@@ -93,6 +93,7 @@ def pdfimportview(request, pk):
                 initial = {}
                 for pdf_formfield in pdfimporter.fields.exclude(customform_field=None):
                     value = pdffields[pdf_formfield.pdf_field_name]
+                    value = pdf_formfield.mapping.get(value, value)
                     if "." in pdf_formfield.fieldname:
                         (
                             inlinefield,