diff --git a/requirements.in b/requirements.in
index 8d5f36bf..3dfad193 100644
--- a/requirements.in
+++ b/requirements.in
@@ -253,7 +253,7 @@ pluggy==1.5.0
     # via
     #   pytest
     #   tox
-polars==1.22.0
+polars==1.27.1
     # via marginaleffects
 polyfactory==2.19.0
     # via mozilla-nimbus-schemas
diff --git a/requirements.txt b/requirements.txt
index 9195a5c9..5dc7d39d 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1306,14 +1306,14 @@ pluggy==1.5.0 \
     #   -r requirements.in
     #   pytest
     #   tox
-polars==1.22.0 \
-    --hash=sha256:5ee3cf3783205709ce31f070f2b4ee4296fec08f2c744a9c37acc7d360121022 \
-    --hash=sha256:6250f838b916fab23ccafe90928d7952afc328d316c956b42d152b20c86ffd9c \
-    --hash=sha256:729e6be8a884812a206518195a2fb407b61962323886095ede1a2a934cdb1410 \
-    --hash=sha256:78b8bcd1735e9376815d117aeae49391441b2199b5a70a300669d692b34ec713 \
-    --hash=sha256:8d94ae25085d92de10d93ab6a06c94f8c911bd5d9c1ff17cd1073a9dca766029 \
-    --hash=sha256:94f25b4ef131da046d05b8235c5f29997630ee2125ebc0553b92258e88f7a8fa \
-    --hash=sha256:cde8f56c408151ab9790c43485b90f690d5c198ce26ab38a845045c73c999325
+polars==1.27.1 \
+    --hash=sha256:339e3948748ad6fa7a42e613c3fb165b497ed797e93fce1aa2cddf00fbc16cac \
+    --hash=sha256:4d18a29c65222451818b63cd397b2e95c20412ea0065d735a20a4a79a7b26e8a \
+    --hash=sha256:4f238ee2e3c5660345cb62c0f731bbd6768362db96c058098359ecffa42c3c6c \
+    --hash=sha256:94fcb0216b56cd0594aa777db1760a41ad0dfffed90d2ca446cf9294d2e97f02 \
+    --hash=sha256:a4f832cf478b282d97f8bf86eeae2df66fa1384de1c49bc61f7224a10cc6a5df \
+    --hash=sha256:ba7ad4f8046d00dd97c1369e46a4b7e00ffcff5d38c0f847ee4b9b1bb182fb18 \
+    --hash=sha256:f801e0d9da198eb97cfb4e8af4242b8396878ff67b655c71570b7e333102b72b
     # via
     #   -r requirements.in
     #   marginaleffects