diff --git a/bindings/python/requirements.txt b/bindings/python/requirements.txt
index 588d6106..48f10cd7 100644
--- a/bindings/python/requirements.txt
+++ b/bindings/python/requirements.txt
@@ -4,7 +4,7 @@
 #
 #    pip-compile bindings/python/requirements.in
 #
-opengeode-core==14.*,>=14.0.13
+opengeode-core==14.*,>=14.0.16
     # via
     #   -r bindings/python/requirements.in
     #   opengeode-geosciences
@@ -14,7 +14,7 @@ opengeode-geosciences==7.*,>=7.0.6
     # via
     #   -r bindings/python/requirements.in
     #   opengeode-geosciencesio
-opengeode-geosciencesio==4.*,>=4.1.1
+opengeode-geosciencesio==4.*,>=4.1.2
     # via -r bindings/python/requirements.in
 opengeode-io==6.*,>=6.0.4
     # via -r bindings/python/requirements.in
diff --git a/src/geode/inspector/criterion/intersections/surface_intersections.cpp b/src/geode/inspector/criterion/intersections/surface_intersections.cpp
index a5b323f3..fca18302 100644
--- a/src/geode/inspector/criterion/intersections/surface_intersections.cpp
+++ b/src/geode/inspector/criterion/intersections/surface_intersections.cpp
@@ -344,7 +344,7 @@ namespace
         if( triangle_intersects_other(
                 t1, t2, t1_vertices, t2_vertices, common_points )
             || triangle_intersects_other(
-                t1, t2, t1_vertices, t2_vertices, common_points ) )
+                t2, t1, t2_vertices, t1_vertices, common_points ) )
         {
             return true;
         }