diff --git a/requirements/base.txt b/requirements/base.txt
index faf2762d..867f7681 100644
--- a/requirements/base.txt
+++ b/requirements/base.txt
@@ -91,8 +91,10 @@ djangorestframework-csv==3.0.2
     # via
     #   -r requirements/base.in
     #   edx-enterprise-data
-dnspython==2.7.0
-    # via pymongo
+dnspython==2.6.1
+    # via
+    #   -c requirements/constraints.txt
+    #   pymongo
 drf-jwt==1.19.2
     # via edx-drf-extensions
 drf-yasg==1.21.7
diff --git a/requirements/constraints.txt b/requirements/constraints.txt
index 41c27074..51c70e6b 100644
--- a/requirements/constraints.txt
+++ b/requirements/constraints.txt
@@ -26,3 +26,6 @@ urllib3<2.0.0
 
 # path>16.14.0 has removed the deprecated abspath function, which is breaking the docs build
 path<16.15.0
+
+# dnspython 2.7.0 Requires-Python >=3.9
+dnspython<2.7.0
diff --git a/requirements/dev.txt b/requirements/dev.txt
index 1f63eadf..55ec9bc1 100644
--- a/requirements/dev.txt
+++ b/requirements/dev.txt
@@ -91,8 +91,10 @@ djangorestframework-csv==3.0.2
     # via
     #   -r requirements/base.in
     #   edx-enterprise-data
-dnspython==2.7.0
-    # via pymongo
+dnspython==2.6.1
+    # via
+    #   -c requirements/constraints.txt
+    #   pymongo
 drf-jwt==1.19.2
     # via edx-drf-extensions
 drf-yasg==1.21.7
diff --git a/requirements/doc.txt b/requirements/doc.txt
index 3e978d51..5b74c439 100644
--- a/requirements/doc.txt
+++ b/requirements/doc.txt
@@ -101,8 +101,10 @@ djangorestframework-csv==3.0.2
     # via
     #   -r requirements/base.in
     #   edx-enterprise-data
-dnspython==2.7.0
-    # via pymongo
+dnspython==2.6.1
+    # via
+    #   -c requirements/constraints.txt
+    #   pymongo
 docutils==0.21.2
     # via
     #   pydata-sphinx-theme
diff --git a/requirements/production.txt b/requirements/production.txt
index 5e4248f1..6efa2e62 100644
--- a/requirements/production.txt
+++ b/requirements/production.txt
@@ -91,8 +91,10 @@ djangorestframework-csv==3.0.2
     # via
     #   -r requirements/base.in
     #   edx-enterprise-data
-dnspython==2.7.0
-    # via pymongo
+dnspython==2.6.1
+    # via
+    #   -c requirements/constraints.txt
+    #   pymongo
 drf-jwt==1.19.2
     # via edx-drf-extensions
 drf-yasg==1.21.7
diff --git a/requirements/test.txt b/requirements/test.txt
index 84b85f17..dc60074c 100644
--- a/requirements/test.txt
+++ b/requirements/test.txt
@@ -106,8 +106,10 @@ djangorestframework-csv==3.0.2
     # via
     #   -r requirements/base.in
     #   edx-enterprise-data
-dnspython==2.7.0
-    # via pymongo
+dnspython==2.6.1
+    # via
+    #   -c requirements/constraints.txt
+    #   pymongo
 drf-jwt==1.19.2
     # via edx-drf-extensions
 drf-yasg==1.21.7