diff --git a/requirements.txt b/requirements.txt
index 2d63182..d11496c 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -127,9 +127,9 @@ idna==3.10 ; python_version >= "3.11" and python_version < "4.0" \
 markdown==3.7 ; python_version >= "3.11" and python_version < "4.0" \
     --hash=sha256:2ae2471477cfd02dbbf038d5d9bc226d40def84b4fe2986e49b59b6b472bbed2 \
     --hash=sha256:7eb6df5690b81a1d7942992c97fad2938e956e79df20cbc6186e9c3a77b1c803
-marshmallow==3.23.2 ; python_version >= "3.11" and python_version < "4.0" \
-    --hash=sha256:bcaf2d6fd74fb1459f8450e85d994997ad3e70036452cbfa4ab685acb19479b3 \
-    --hash=sha256:c448ac6455ca4d794773f00bae22c2f351d62d739929f761dce5eacb5c468d7f
+marshmallow==3.26.1; python_version >= "3.11" and python_version < "4.0" \
+    --hash=sha256:3350409f20a70a7e4e11a27661187b77cdcaeb20abca41c1454fe33636bea09c \
+    --hash=sha256:e6d8affb6cb61d39d26402096dc0aee12d5a26d490a121f118d2e81dc0719dc6
 oauthlib==3.2.2 ; python_version >= "3.11" and python_version < "4.0" \
     --hash=sha256:8139f29aac13e25d502680e9e19963e83f16838d48a0d71c287fe40e7067fbca \
     --hash=sha256:9859c40929662bec5d64f34d01c99e093149682a3f38915dc0655d5a633dd918