diff --git a/netbox/dcim/forms/filtersets.py b/netbox/dcim/forms/filtersets.py
index 95c441381..43cb418d4 100644
--- a/netbox/dcim/forms/filtersets.py
+++ b/netbox/dcim/forms/filtersets.py
@@ -977,9 +977,10 @@ class CableFilterForm(TenancyFilterForm, NetBoxModelFilterSetForm):
         label=_('Color'),
         required=False
     )
-    length = forms.IntegerField(
+    length = forms.DecimalField(
         label=_('Length'),
-        required=False
+        required=False,
+        min_value=0.1
     )
     length_unit = forms.ChoiceField(
         label=_('Length unit'),