diff --git a/testing/constraints-2.7.txt b/testing/constraints-2.7.txt
deleted file mode 100644
index dcc09f75e..000000000
--- a/testing/constraints-2.7.txt
+++ /dev/null
@@ -1 +0,0 @@
-rsa==3.1.4
\ No newline at end of file
diff --git a/testing/constraints-3.12.txt b/testing/constraints-3.12.txt
new file mode 100644
index 000000000..09aeeca1c
--- /dev/null
+++ b/testing/constraints-3.12.txt
@@ -0,0 +1 @@
+urllib3>2.0.0
\ No newline at end of file