diff --git a/InvenTree/company/migrations/0008_auto_20190518_2120.py b/InvenTree/company/migrations/0008_auto_20190518_2120.py
new file mode 100644
index 0000000000..ef9c318f52
--- /dev/null
+++ b/InvenTree/company/migrations/0008_auto_20190518_2120.py
@@ -0,0 +1,19 @@
+# Generated by Django 2.2 on 2019-05-18 11:20
+
+import django.core.validators
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('company', '0007_supplierpart_supplierpricebreak'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='supplierpricebreak',
+            name='cost',
+            field=models.DecimalField(decimal_places=5, max_digits=10, validators=[django.core.validators.MinValueValidator(0)]),
+        ),
+    ]
diff --git a/InvenTree/company/models.py b/InvenTree/company/models.py
index b45bd04c3d..90a0df23a2 100644
--- a/InvenTree/company/models.py
+++ b/InvenTree/company/models.py
@@ -312,7 +312,7 @@ class SupplierPriceBreak(models.Model):
 
     quantity = models.PositiveIntegerField(default=1, validators=[MinValueValidator(1)])
 
-    cost = models.DecimalField(max_digits=10, decimal_places=3, validators=[MinValueValidator(0)])
+    cost = models.DecimalField(max_digits=10, decimal_places=5, validators=[MinValueValidator(0)])
 
     class Meta:
         unique_together = ("part", "quantity")