diff --git a/CHANGELOG.md b/CHANGELOG.md
index 44c6bc45d..124b60a95 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,6 +4,7 @@
 
 * [#2813](https://github.com/digitalocean/netbox/issues/2813) - Add tenant group filters
 * [#3085](https://github.com/digitalocean/netbox/issues/3085) - Catch all exceptions during export template rendering
+* [#3138](https://github.com/digitalocean/netbox/issues/3138) - Add 2.5GE and 5GE interface form factors
 * [#3183](https://github.com/digitalocean/netbox/issues/3183) - Enable bulk deletion of sites
 * [#3186](https://github.com/digitalocean/netbox/issues/3186) - Add interface name filter for IP addresses
 
diff --git a/netbox/dcim/constants.py b/netbox/dcim/constants.py
index 9bd549541..ea7bded2b 100644
--- a/netbox/dcim/constants.py
+++ b/netbox/dcim/constants.py
@@ -75,6 +75,8 @@ IFACE_FF_100ME_FIXED = 800
 IFACE_FF_1GE_FIXED = 1000
 IFACE_FF_1GE_GBIC = 1050
 IFACE_FF_1GE_SFP = 1100
+IFACE_FF_2GE_FIXED = 1120
+IFACE_FF_5GE_FIXED = 1130
 IFACE_FF_10GE_FIXED = 1150
 IFACE_FF_10GE_CX4 = 1170
 IFACE_FF_10GE_SFP_PLUS = 1200
@@ -150,6 +152,8 @@ IFACE_FF_CHOICES = [
         [
             [IFACE_FF_100ME_FIXED, '100BASE-TX (10/100ME)'],
             [IFACE_FF_1GE_FIXED, '1000BASE-T (1GE)'],
+            [IFACE_FF_2GE_FIXED, '2.5GBASE-T (2.5GE)'],
+            [IFACE_FF_5GE_FIXED, '5GBASE-T (5GE)'],
             [IFACE_FF_10GE_FIXED, '10GBASE-T (10GE)'],
             [IFACE_FF_10GE_CX4, '10GBASE-CX4 (10GE)'],
         ]