diff --git a/poetry.lock b/poetry.lock
index d5c15ae..724c50a 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -557,17 +557,6 @@ files = [
     {file = "iniconfig-2.0.0.tar.gz", hash = "sha256:2d91e135bf72d31a410b17c16da610a82cb55f6b0477d1a902134b24a455b8b3"},
 ]
 
-[[package]]
-name = "jdcal"
-version = "1.4.1"
-description = "Julian dates from proleptic Gregorian and Julian calendars."
-optional = false
-python-versions = "*"
-files = [
-    {file = "jdcal-1.4.1-py2.py3-none-any.whl", hash = "sha256:1abf1305fce18b4e8aa248cf8fe0c56ce2032392bc64bbd61b5dff2a19ec8bba"},
-    {file = "jdcal-1.4.1.tar.gz", hash = "sha256:472872e096eb8df219c23f2689fc336668bdb43d194094b5cc1707e1640acfc8"},
-]
-
 [[package]]
 name = "jinja2"
 version = "3.1.2"
@@ -1202,18 +1191,17 @@ signedtoken = ["cryptography (>=3.0.0)", "pyjwt (>=2.0.0,<3)"]
 
 [[package]]
 name = "openpyxl"
-version = "3.0.6"
+version = "3.1.2"
 description = "A Python library to read/write Excel 2010 xlsx/xlsm files"
 optional = false
-python-versions = ">=3.6,"
+python-versions = ">=3.6"
 files = [
-    {file = "openpyxl-3.0.6-py2.py3-none-any.whl", hash = "sha256:1a4b3869c2500b5c713e8e28341cdada49ecfcff1b10cd9006945f5bcefc090d"},
-    {file = "openpyxl-3.0.6.tar.gz", hash = "sha256:b229112b46e158b910a5d1b270b212c42773d39cab24e8db527f775b82afc041"},
+    {file = "openpyxl-3.1.2-py2.py3-none-any.whl", hash = "sha256:f91456ead12ab3c6c2e9491cf33ba6d08357d802192379bb482f1033ade496f5"},
+    {file = "openpyxl-3.1.2.tar.gz", hash = "sha256:a6f5977418eff3b2d5500d54d9db50c8277a368436f4e4f8ddb1be3422870184"},
 ]
 
 [package.dependencies]
 et-xmlfile = "*"
-jdcal = "*"
 
 [[package]]
 name = "packaging"
@@ -2430,4 +2418,4 @@ testing = ["big-O", "flake8 (<5)", "jaraco.functools", "jaraco.itertools", "more
 [metadata]
 lock-version = "2.0"
 python-versions = ">=3.9, <=3.11.3"
-content-hash = "9d7946b2b0a960fb0e5e4ef896800eaa3d5e53bce923ef901b599d4707ef9462"
+content-hash = "7be886a51070fb37ba1bacf8fdb7ad15b0b8aa645a7738d72431f0bb56a61e27"
diff --git a/pyproject.toml b/pyproject.toml
index 0c60ebb..3bb254f 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -13,7 +13,7 @@ PyQt5 = ">=5.15.3"
 QDarkStyle = "2.8.1"
 praat-parselmouth = ">=0.4.1"
 librosa = "0.10.1"
-openpyxl = "3.0.6"
+openpyxl = "3.1.2"
 seaborn = "0.12.2"
 
 [tool.poetry.group.dev.dependencies]