diff --git a/basemodels/constants.py b/basemodels/constants.py
index f026c66..7999063 100644
--- a/basemodels/constants.py
+++ b/basemodels/constants.py
@@ -17,6 +17,7 @@
     "image/jpeg",
     "image/jpg",
     "image/png",
+    "image/gif",
 ]
 
 
diff --git a/pyproject.toml b/pyproject.toml
index 7d8cee6..a18eb73 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "hmt-basemodels"
-version = "1.1.0"
+version = "1.3.0"
 description = ""
 authors = ["Intuition Machines, Inc <support@hcaptcha.com>"]
 packages = [
diff --git a/setup.py b/setup.py
index b18f4bb..9d6ca7a 100644
--- a/setup.py
+++ b/setup.py
@@ -2,7 +2,7 @@
 
 setuptools.setup(
     name="hmt-basemodels",
-    version="1.2.0",
+    version="1.3.0",
     author="HUMAN Protocol",
     description="Common data models shared by various components of the Human Protocol stack",
     url="https://github.com/hCaptcha/hmt-basemodels",