diff --git a/requirements.txt b/requirements.txt
index 2328c752..b8ecfb73 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -18,14 +18,14 @@ flask[async]==3.0.3
     # via
     #   -r requirements.in
     #   flask-cors
-flask-cors==4.0.1
+flask-cors==5.0.0
     # via -r requirements.in
-geode-background==8.1.1
+geode-background==8.6.1
     # via
     #   geode-explicit
     #   geode-implicit
     #   geode-simplex
-geode-common==32.0.8
+geode-common==33.0.4
     # via
     #   -r requirements.in
     #   geode-background
@@ -35,26 +35,26 @@ geode-common==32.0.8
     #   geode-numerics
     #   geode-simplex
     #   geode-viewables
-geode-conversion==6.0.3
+geode-conversion==6.0.10
     # via
     #   geode-explicit
     #   geode-implicit
-geode-explicit==6.0.1
+geode-explicit==6.1.9
     # via
     #   -r requirements.in
     #   geode-implicit
-geode-implicit==3.1.1
+geode-implicit==3.2.4
     # via -r requirements.in
-geode-numerics==5.0.2
+geode-numerics==5.1.3
     # via
     #   -r requirements.in
     #   geode-implicit
     #   geode-simplex
-geode-simplex==8.2.1
+geode-simplex==8.2.10
     # via
     #   -r requirements.in
     #   geode-implicit
-geode-viewables==3.0.0
+geode-viewables==3.0.5
     # via -r requirements.in
 itsdangerous==2.2.0
     # via flask
@@ -62,13 +62,13 @@ jinja2==3.1.4
     # via flask
 jsonschema==4.23.0
     # via -r requirements.in
-jsonschema-specifications==2023.12.1
+jsonschema-specifications==2024.10.1
     # via jsonschema
-markupsafe==2.1.5
+markupsafe==3.0.1
     # via
     #   jinja2
     #   werkzeug
-opengeode-core==15.2.1
+opengeode-core==15.5.0
     # via
     #   -r requirements.in
     #   geode-background
@@ -83,23 +83,23 @@ opengeode-core==15.2.1
     #   opengeode-geosciencesio
     #   opengeode-inspector
     #   opengeode-io
-opengeode-geosciences==8.0.0
+opengeode-geosciences==8.1.0
     # via
     #   -r requirements.in
     #   geode-implicit
     #   geode-viewables
     #   opengeode-geosciencesio
-opengeode-geosciencesio==5.0.1
+opengeode-geosciencesio==5.2.1
     # via
     #   -r requirements.in
     #   geode-implicit
-opengeode-inspector==6.0.0
+opengeode-inspector==6.1.4
     # via
     #   -r requirements.in
     #   geode-explicit
     #   geode-implicit
     #   geode-simplex
-opengeode-io==7.0.1
+opengeode-io==7.0.3
     # via
     #   -r requirements.in
     #   geode-implicit
@@ -115,7 +115,7 @@ rpds-py==0.20.0
     #   referencing
 typing-extensions==4.12.2
     # via asgiref
-werkzeug==3.0.3
+werkzeug==3.0.4
     # via
     #   -r requirements.in
     #   flask
diff --git a/tests/data/test.vs b/tests/data/test.vs
new file mode 100644
index 00000000..64c27136
--- /dev/null
+++ b/tests/data/test.vs
@@ -0,0 +1,45 @@
+GOCAD VSet 1 
+HEADER {
+name: points
+}
+GOCAD_ORIGINAL_COORDINATE_SYSTEM
+NAME from_column
+PROJECTION Unknown
+DATUM Unknown
+AXIS_NAME U V W
+AXIS_UNIT m m m
+ZPOSITIVE Elevation
+END_ORIGINAL_COORDINATE_SYSTEM
+GEOLOGICAL_FEATURE Top_S1
+PROPERTIES normal
+PROP_LEGAL_RANGES **none**  **none** 
+NO_DATA_VALUES -99999 
+PROPERTY_CLASSES vector3d
+PROPERTY_KINDS Length
+PROPERTY_SUBCLASSES LINEARFUNCTION Float 1  0 
+ESIZES 3 
+UNITS m
+PROPERTY_CLASS_HEADER X {
+kind: X
+unit: m
+}
+PROPERTY_CLASS_HEADER Y {
+kind: Y
+unit: m
+}
+PROPERTY_CLASS_HEADER Z {
+kind: Z
+unit: m
+is_z: on
+}
+PROPERTY_CLASS_HEADER vector3d {
+kind: Length
+unit: m
+}
+PVRTX 1 526771.3388671875 4845393.0419921875 216.72999572753906 0 0 0 
+PVRTX 2 526798.7607421875 4845580.1118164062 217.63999938964844 0 0 0 
+PVRTX 3 526798.88720703125 4845548.6440429688 214.69000244140625 0 0 0 
+PVRTX 4 526760.10107421875 4845518.87109375 219.10000610351562 0 0 0 
+PVRTX 5 526765.60107421875 4845485.5732421875 219.77000427246094 0 0 0 
+PVRTX 6 526725.5615234375 4845433.5830078125 221.00999450683594 0 0 0 
+END