diff --git a/ci/requirements.txt b/ci/requirements.txt
index 299b91f..c6e1fed 100644
--- a/ci/requirements.txt
+++ b/ci/requirements.txt
@@ -4,7 +4,7 @@ numpy==2.1.2
 pandas==2.2.3
 xlrd>=1.0.0
 netcdf4==1.7.1.post2
-cftime==1.6.4
+cftime==1.6.4.post1
 erddapy==2.2.3
 ctd==1.4.6 #python-ctd
 seawater==3.3.5
diff --git a/ci/requirements_dev.txt b/ci/requirements_dev.txt
index a61804c..a0f0dd8 100644
--- a/ci/requirements_dev.txt
+++ b/ci/requirements_dev.txt
@@ -4,7 +4,7 @@ numpy==2.1.2
 pandas==2.2.3
 xlrd>=1.0.0
 netcdf4==1.7.1.post2
-cftime==1.6.4
+cftime==1.6.4.post1
 erddapy==2.2.3
 mysql-connector-python==9.1.0
 ctd==1.4.6 #python-ctd