diff --git a/opendm/cutline.py b/opendm/cutline.py
index 18be8587..c35b46bf 100644
--- a/opendm/cutline.py
+++ b/opendm/cutline.py
@@ -4,6 +4,7 @@ import rasterio
 import fiona
 import numpy as np
 import math
+import sys
 from opendm import log
 from opendm import io
 from opendm import concurrency 
@@ -13,9 +14,15 @@ from opendm import system
 from skimage.feature import canny
 from skimage.draw import line
 from skimage.graph import route_through_array
+import shapely
 from shapely.geometry import LineString, mapping, shape
 from shapely.ops import polygonize, unary_union
 
+if sys.platform == 'win32':
+    # Temporary fix for: ValueError: GEOSGeom_createLinearRing_r returned a NULL pointer  
+    # https://github.com/Toblerity/Shapely/issues/1005
+    shapely.speedups.disable()
+
 def write_raster(data, file):
     profile = {
         'driver': 'GTiff',
@@ -71,6 +78,7 @@ def compute_cutline(orthophoto_file, crop_area_file, destination, max_concurrenc
         if len(crop_f) == 0:
             log.ODM_WARNING("Crop area is empty, cannot compute cutline")
             return
+
         crop_poly = shape(crop_f[1]['geometry'])
         crop_f.close()
 
diff --git a/opendm/osfm.py b/opendm/osfm.py
index 835e9bca..f85569a9 100644
--- a/opendm/osfm.py
+++ b/opendm/osfm.py
@@ -455,7 +455,16 @@ def get_submodel_argv(args, submodels_path = None, submodel_name = None):
     read_json_always = ['cameras']
 
     argv = sys.argv
-    result = [argv[0]] # Startup script (/path/to/run.py)
+
+    # Startup script (/path/to/run.py)
+    startup_script = argv[0]
+
+    # On Windows, make sure we always invoke the "run.bat" file
+    if sys.platform == 'win32':
+        startup_script_dir = os.path.dirname(startup_script)
+        startup_script = os.path.join(startup_script_dir, "run")
+
+    result = [startup_script] 
 
     args_dict = vars(args).copy()
     set_keys = [k[:-len("_is_set")] for k in args_dict.keys() if k.endswith("_is_set")]
diff --git a/stages/splitmerge.py b/stages/splitmerge.py
index c2bd5d55..320a1199 100644
--- a/stages/splitmerge.py
+++ b/stages/splitmerge.py
@@ -43,9 +43,9 @@ class ODMSplitStage(types.ODM_Stage):
 
                 log.ODM_INFO("Large dataset detected (%s photos) and split set at %s. Preparing split merge." % (len(photos), args.split))
                 config = [
-                    "submodels_relpath: ../submodels/opensfm",
-                    "submodel_relpath_template: ../submodels/submodel_%04d/opensfm",
-                    "submodel_images_relpath_template: ../submodels/submodel_%04d/images",
+                    "submodels_relpath: " + os.path.join("..", "submodels", "opensfm"),
+                    "submodel_relpath_template: " + os.path.join("..", "submodels", "submodel_%04d", "opensfm"),
+                    "submodel_images_relpath_template: " + os.path.join("..", "submodels", "submodel_%04d", "images"),
                     "submodel_size: %s" % args.split,
                     "submodel_overlap: %s" % args.split_overlap,
                 ]