diff --git a/ci/requirements.txt b/ci/requirements.txt
index 7ff5fdc..5dc30b9 100644
--- a/ci/requirements.txt
+++ b/ci/requirements.txt
@@ -7,6 +7,6 @@ netcdf4==1.6.5
 cftime==1.6.3
 erddapy==2.2.0
 ctd==1.4.6 #python-ctd
-seawater==3.3.4
+seawater==3.3.5
 bottleneck==1.3.8
 #geomag cmweis github version... part of package
diff --git a/ci/requirements_dev.txt b/ci/requirements_dev.txt
index d17b580..d0a1ace 100644
--- a/ci/requirements_dev.txt
+++ b/ci/requirements_dev.txt
@@ -8,6 +8,6 @@ cftime==1.6.3
 erddapy==2.2.0
 mysql-connector-python==8.4.0
 ctd==1.4.6 #python-ctd
-seawater==3.3.4
+seawater==3.3.5
 #geomag cmweis github version... part of package
 pytest
\ No newline at end of file