diff --git a/poetry.lock b/poetry.lock
index b2274c17c..9405fd2b8 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -1,4 +1,4 @@
-# This file is automatically @generated by Poetry 2.3.2 and should not be changed by hand.
+# This file is automatically @generated by Poetry 2.4.1 and should not be changed by hand.
 
 [[package]]
 name = "accessible-pygments"
@@ -490,38 +490,42 @@ lxml = ["lxml"]
 
 [[package]]
 name = "bed-reader"
-version = "1.0.6"
-description = "Read and write the PLINK BED format, simply and efficiently."
+version = "1.1.0"
+description = ""
 optional = false
 python-versions = "*"
 groups = ["main"]
 files = [
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-    {file = "bed_reader-1.0.6-cp310-cp310-macosx_11_0_arm64.whl", hash = "sha256:7753e3e9dcd4210aadfc071ece22264c4fef1bd53b31d34bd63ce11f217954d5"},
-    {file = "bed_reader-1.0.6-cp310-cp310-manylinux_2_17_aarch64.manylinux2014_aarch64.whl", hash = "sha256:e8138196648e662ab5ea69a6fd06e551f0d1b2b55344094e240726f97eeaaa41"},
-    {file = "bed_reader-1.0.6-cp310-cp310-manylinux_2_17_x86_64.manylinux2014_x86_64.whl", hash = "sha256:c03a90c9efb828a4dbdbf31890b5bc946a67bb32e0d192c6585081774053aea2"},
-    {file = "bed_reader-1.0.6-cp310-none-win_amd64.whl", hash = "sha256:34b65289f1fea7dc84acad9d1c73c33829b4328baf80a5889a195a6c9e650b8d"},
-    {file = "bed_reader-1.0.6-cp311-cp311-macosx_10_12_x86_64.whl", hash = "sha256:0fde94c3ca944fa0691c0e6ffb7e79c50c53a7cefb296e644715843604e9d3a1"},
-    {file = "bed_reader-1.0.6-cp311-cp311-macosx_11_0_arm64.whl", hash = "sha256:d58f5f6a8fd1206a46428ca047a1c42043d2034f706acf318cbabaea25249e6d"},
-    {file = "bed_reader-1.0.6-cp311-cp311-manylinux_2_17_aarch64.manylinux2014_aarch64.whl", hash = "sha256:cb0dd7fc1a85cd442cc12a0d2d5dbc060372c0a28db2a7018146d99d549c58ef"},
-    {file = "bed_reader-1.0.6-cp311-cp311-manylinux_2_17_x86_64.manylinux2014_x86_64.whl", hash = "sha256:19091f5401921897b19522d96595c7372aae946ea9707fcee579f4c0b2c754f1"},
-    {file = "bed_reader-1.0.6-cp311-none-win_amd64.whl", hash = "sha256:c506b7e97262788a64ae6ff6a8e8b4bfc25b2193375b23074f27695a57b6af55"},
-    {file = "bed_reader-1.0.6-cp312-cp312-macosx_10_12_x86_64.whl", hash = "sha256:e04914691064f6d575ce8c9b5faa6f40ee97a26254658ccd156d354a13ca0ee6"},
-    {file = "bed_reader-1.0.6-cp312-cp312-macosx_11_0_arm64.whl", hash = "sha256:1a770eb69067558528bedbb19768c6006e0837c826d31703031b6c29cfd27f29"},
-    {file = "bed_reader-1.0.6-cp312-cp312-manylinux_2_17_aarch64.manylinux2014_aarch64.whl", hash = "sha256:e74ba041f0ca1a7abcde5db6024a2f83668dee73d4e620b74bfbcebae776c022"},
-    {file = "bed_reader-1.0.6-cp312-cp312-manylinux_2_17_x86_64.manylinux2014_x86_64.whl", hash = "sha256:4452a2a07de8f35a7395ae0257f46faf0493998a232cda54011ed59e41243afc"},
-    {file = "bed_reader-1.0.6-cp312-none-win_amd64.whl", hash = "sha256:a2d75855e2bf0f7f209a2085c30bcbc2c712d0f0aa978078d57d07d7ff6c424c"},
-    {file = "bed_reader-1.0.6-cp313-cp313-manylinux_2_17_aarch64.manylinux2014_aarch64.whl", hash = "sha256:c49afb7beb8e8b6264f8654f4ffabb10eba5bd4c4804f0c4831f8962e54fa9b5"},
-    {file = "bed_reader-1.0.6-cp313-cp313-manylinux_2_17_x86_64.manylinux2014_x86_64.whl", hash = "sha256:aa5ae0474fbdee2097de7f6cee76b7b8baa8158c63e8e0b59440e663c164eacd"},
-    {file = "bed_reader-1.0.6-cp313-none-win_amd64.whl", hash = "sha256:77bb57b565a9bb30ec8adcd952e4973774b80e12ba51895286e7751372d58892"},
-    {file = "bed_reader-1.0.6-cp37-none-win_amd64.whl", hash = "sha256:4fb3cbfd9ed82f6a656ee09fca031ae8971293fd0b5c396440f5022dd3b58710"},
-    {file = "bed_reader-1.0.6-cp38-none-win_amd64.whl", hash = "sha256:fc0b15b04b18790fa5d13411252bce648dee4984ad57365ba81120f370fa2485"},
-    {file = "bed_reader-1.0.6-cp39-none-win_amd64.whl", hash = "sha256:907111f11c96525c3cf807bef1c0c519a1a80333981aa015a7345b8c1d29f9cf"},
-    {file = "bed_reader-1.0.6.tar.gz", hash = "sha256:d6b439730d422590b6608908f049afd35113be562a41e70e4f06acf1375f11b1"},
+    {file = "bed_reader-1.1.0-cp310-cp310-macosx_10_12_x86_64.whl", hash = "sha256:5466583302050760f995c91119297c75381fb76d8d263bcbac149dd55982417a"},
+    {file = "bed_reader-1.1.0-cp310-cp310-macosx_11_0_arm64.whl", hash = "sha256:03615687e3a6f92f0cdceaee2abdc6e0ed3e0e9f46123feb7e097072578b8b02"},
+    {file = "bed_reader-1.1.0-cp310-cp310-manylinux_2_17_aarch64.manylinux2014_aarch64.whl", hash = "sha256:267af75acfb55025835e93483fdc2a415aae2a6149fefd101f56fde373c2767c"},
+    {file = "bed_reader-1.1.0-cp310-cp310-manylinux_2_17_x86_64.manylinux2014_x86_64.whl", hash = "sha256:e3476035f062e92a6da9b98174be3ea657aee89d0c1ad647143991333ba533a5"},
+    {file = "bed_reader-1.1.0-cp310-cp310-win_amd64.whl", hash = "sha256:46908927c7ad54184648f4f4fe853a74ea79a6dcc45aab407e6f7db2c9acbda7"},
+    {file = "bed_reader-1.1.0-cp311-cp311-macosx_10_12_x86_64.whl", hash = "sha256:051a77a0f4c9fc0ac53ef4348438f67aaec873d638714b67ecc3209970027a5c"},
+    {file = "bed_reader-1.1.0-cp311-cp311-macosx_11_0_arm64.whl", hash = "sha256:0bfd8129965697c50d7d3ecb5a3fa39568ef3f1963acfc6a35a0cdd681b532fd"},
+    {file = "bed_reader-1.1.0-cp311-cp311-manylinux_2_17_aarch64.manylinux2014_aarch64.whl", hash = "sha256:fe4d02b299683e78fa6eef83d882484ed88d7c5f35d8b4f8dd1fcc298d15744d"},
+    {file = "bed_reader-1.1.0-cp311-cp311-manylinux_2_17_x86_64.manylinux2014_x86_64.whl", hash = "sha256:e248f9ced626e6ced4d870a0024ce3d7ace9afecb66a8a59e4d5f0bde3da1929"},
+    {file = "bed_reader-1.1.0-cp311-cp311-win_amd64.whl", hash = "sha256:b34293b35d36835aedd501c6f5204a74c26d6ddd034875b0d9becb60ba5b582b"},
+    {file = "bed_reader-1.1.0-cp312-cp312-macosx_10_12_x86_64.whl", hash = "sha256:ee5c30a632c6ddc2f15668ccca371e4ff1cd5e6ec61781743b332a390077eb36"},
+    {file = "bed_reader-1.1.0-cp312-cp312-macosx_11_0_arm64.whl", hash = "sha256:9134b7d43e2be55983743f60433b82bc6372605a227cb3c0a8fb7e283ba9f876"},
+    {file = "bed_reader-1.1.0-cp312-cp312-manylinux_2_17_aarch64.manylinux2014_aarch64.whl", hash = "sha256:061af90517b15f8e3b34495e0ef48ca82b561f4222c759b4988672f6bac79c55"},
+    {file = "bed_reader-1.1.0-cp312-cp312-manylinux_2_17_x86_64.manylinux2014_x86_64.whl", hash = "sha256:bb8debf781217eaed41e27cab2a972124d622fdf36a5dbcce4663fa41f63d26c"},
+    {file = "bed_reader-1.1.0-cp312-cp312-win_amd64.whl", hash = "sha256:7d460eda9af70ffbf8fea51dc592ecb9c39fd1c4845b631f89191de3e35bf984"},
+    {file = "bed_reader-1.1.0-cp313-cp313-macosx_10_12_x86_64.whl", hash = "sha256:e36db9d6d238b972f9911c144e0b262a35a79adc8519dabb4d2770fa11b4d45b"},
+    {file = "bed_reader-1.1.0-cp313-cp313-macosx_11_0_arm64.whl", hash = "sha256:ce39191ec7018b6ea0fa0a6f3119d806644b55cf8669e8b2d183612d9f2c3119"},
+    {file = "bed_reader-1.1.0-cp313-cp313-manylinux_2_17_aarch64.manylinux2014_aarch64.whl", hash = "sha256:16931201f3399db8e334f647422e1ad8921952cc35df3f1fd3d852cb91c3106c"},
+    {file = "bed_reader-1.1.0-cp313-cp313-manylinux_2_17_x86_64.manylinux2014_x86_64.whl", hash = "sha256:0487b71e855027f0ae59c1b738721e03f88d77b498966fe2b677ea1583822413"},
+    {file = "bed_reader-1.1.0-cp313-cp313-win_amd64.whl", hash = "sha256:8a276d2ac5cb819ac42c6477daaeecba5636d4783e06429edbae88205d86b57a"},
+    {file = "bed_reader-1.1.0-cp314-cp314-macosx_10_12_x86_64.whl", hash = "sha256:84f787be8d8e0f30fbb116edd81ead59210c1cd72011aadaa1e2fe8e3cee6ae8"},
+    {file = "bed_reader-1.1.0-cp314-cp314-macosx_11_0_arm64.whl", hash = "sha256:1e05034cdc0730716ed40b6a135159cf0273298dabf5b368210a736aad23f2d7"},
+    {file = "bed_reader-1.1.0-cp314-cp314-manylinux_2_17_aarch64.manylinux2014_aarch64.whl", hash = "sha256:391c494abdd6f42a29f245fdf865cf58c9dcfa810b567a176e014afec87bf6b1"},
+    {file = "bed_reader-1.1.0-cp314-cp314-manylinux_2_17_x86_64.manylinux2014_x86_64.whl", hash = "sha256:12137b04b4d7d83bdb5057e1100c4fcd5c3d8cd5f804b6df91a300cdc40f3d2e"},
+    {file = "bed_reader-1.1.0-cp314-cp314-win_amd64.whl", hash = "sha256:5220a55bfae566294661305e26656f4bf940eadb07b87050a4c4e622b5d26fad"},
+    {file = "bed_reader-1.1.0.tar.gz", hash = "sha256:8e467f254e0efae545e2fcdc0f2045896a946f6680536a7f9751bfc26c0fc582"},
 ]
 
 [package.dependencies]
-numpy = ">=1.13.3"
+numpy = {version = ">=1.13.3", markers = "python_full_version < \"3.14.0\""}
 
 [package.extras]
 dev = ["limix-sphinx-theme (>=0.0.4)", "maturin (>=1.5.0)", "pandas (>=0.25.1)", "pytest", "pytest-cov", "pytest-datadir", "pytest-doctestplus", "pytest-sphinx (>=0.2.2)", "recommonmark (>=0.7.1)", "ruff (>=0.1.0)", "sphinx (>=6.2.1)", "sphinx-autoapi (>=3.0.0)"]
@@ -6413,4 +6417,4 @@ type = ["pytest-mypy"]
 [metadata]
 lock-version = "2.1"
 python-versions = ">=3.10,<3.13"
-content-hash = "947d027c05a01e90d6606efb5e066439a85e694f291f7e150dad6f554e39cf7e"
+content-hash = "064fbc09218cd1b8480ad0cc9bf921218e72302757230c244948b85adadd54d9"
diff --git a/pyproject.toml b/pyproject.toml
index 424ab3266..f061b25fa 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -70,7 +70,7 @@ yaspin = "*"
 # provides efficient neighbour-joining tree implementation
 anjl = ">=1.2.0"
 # needed for plink output
-bed_reader = "*"
+bed_reader = ">=1.1.0"
 
 [tool.poetry.group.dev.dependencies]
 pre-commit = "*"