diff --git a/osx_utils.sh b/osx_utils.sh
index b8df928e..ceafde1a 100644
--- a/osx_utils.sh
+++ b/osx_utils.sh
@@ -22,6 +22,7 @@ LATEST_3p9=3.9.13
 LATEST_3p10=3.10.11
 LATEST_3p11=3.11.6
 LATEST_3p12=3.12.0
+LATEST_3p13=3.13.0rc1
 
 
 function check_python {
@@ -80,6 +81,8 @@ function fill_pyver {
         echo $LATEST_2p7
     elif [ $ver == 3 ] || [ $ver == "3.12" ]; then
         echo $LATEST_3p12
+    elif [ $ver == "3.13" ]; then
+        echo $LATEST_3p13
     elif [ $ver == "3.11" ]; then
         echo $LATEST_3p11
     elif [ $ver == "3.10" ]; then
diff --git a/tests/test_fill_pyver.sh b/tests/test_fill_pyver.sh
index cc7e5b3b..627e1b1e 100644
--- a/tests/test_fill_pyver.sh
+++ b/tests/test_fill_pyver.sh
@@ -3,6 +3,8 @@
 [ "$(fill_pyver 2.7)" == $LATEST_2p7 ] || ingest
 [ "$(fill_pyver 2.7.8)" == "2.7.8" ] || ingest
 [ "$(fill_pyver 3)" == $LATEST_3p12 ] || ingest
+[ "$(fill_pyver 3.13)" == $LATEST_3p13 ] || ingest
+[ "$(fill_pyver 3.13.0)" == "3.13.0" ] || ingest
 [ "$(fill_pyver 3.12)" == $LATEST_3p12 ] || ingest
 [ "$(fill_pyver 3.12.0)" == "3.12.0" ] || ingest
 [ "$(fill_pyver 3.11)" == $LATEST_3p11 ] || ingest