diff --git a/DESCRIPTION b/DESCRIPTION
index ee529d3..5d3eaa1 100644
--- a/DESCRIPTION
+++ b/DESCRIPTION
@@ -1,6 +1,6 @@
 Package: velociraptor
 Title: Toolkit for Single-Cell Velocity
-Version: 1.15.13
+Version: 1.15.14
 Date: 2024-08-29
 Authors@R: c(person("Kevin", "Rue-Albrecht", role = c("aut", "cre"), email = "kevinrue67@gmail.com", comment = c(ORCID = "0000-0003-3899-3872")),
     person("Aaron", "Lun", role="aut", email="infinite.monkeys.with.keyboards@gmail.com", comment = c(ORCID = '0000-0002-3564-4813')),
diff --git a/R/basilisk.R b/R/basilisk.R
index c01b57b..8acea4b 100644
--- a/R/basilisk.R
+++ b/R/basilisk.R
@@ -91,7 +91,7 @@
     'openjpeg==2.5.2',
     'openssl==3.3.1',
     'packaging==24.1',
-    'pandas==2.0.3',
+    'pandas==1.5.2',
     'patsy==0.5.6',
     'pcre2==10.44',
     'pillow==10.4.0',
@@ -111,7 +111,6 @@
     'pytables==3.8.0',
     'python==3.8.19',
     'python-dateutil==2.9.0',
-    'python-tzdata==2024.1',
     'python_abi==3.8',
     'pytz==2024.1',
     'qt-main==5.15.8',
diff --git a/inst/envs/Windows.yaml b/inst/envs/Windows.yaml
index 8920273..8c6a8c9 100644
--- a/inst/envs/Windows.yaml
+++ b/inst/envs/Windows.yaml
@@ -91,7 +91,7 @@ dependencies:
 - openjpeg=2.5.2=h3d672ee_0
 - openssl=3.3.1=h2466b09_3
 - packaging=24.1=pyhd8ed1ab_0
-- pandas=2.0.3=py38hf08cf0d_1
+- pandas=1.5.2=py38h5846ac1_2
 - patsy=0.5.6=pyhd8ed1ab_0
 - pcre2=10.44=h3d7b363_2
 - pillow=10.4.0=py38h8d10685_0
@@ -111,7 +111,6 @@ dependencies:
 - pytables=3.8.0=py38h4c0c689_4
 - python=3.8.19=h4de0772_0_cpython
 - python-dateutil=2.9.0=pyhd8ed1ab_0
-- python-tzdata=2024.1=pyhd8ed1ab_0
 - python_abi=3.8=5_cp38
 - pytz=2024.1=pyhd8ed1ab_0
 - qt-main=5.15.8=h06adc49_23