diff --git a/changelog.md b/changelog.md
index 05c246b..bbc7011 100644
--- a/changelog.md
+++ b/changelog.md
@@ -1,5 +1,9 @@
 # Changelog
 
+## 2.0.1
+* Merge RosiaBaish's pull request:
+    * Add logic to allow mods with different special characters
+
 ## 2.0.0
 * Updated `factorio-data` to version `2.0.28` (latest)
 * Updated `compatibility/defines.lua` to `2.0.28` (latest)
diff --git a/draftsman/data/entities.pkl b/draftsman/data/entities.pkl
index 3dff7ba..d098dff 100644
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diff --git a/draftsman/data/fluids.pkl b/draftsman/data/fluids.pkl
index 5e25c57..41cb5f9 100644
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diff --git a/draftsman/data/items.pkl b/draftsman/data/items.pkl
index 7e991ed..f1b9555 100644
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diff --git a/draftsman/data/mods.pkl b/draftsman/data/mods.pkl
index 3e90cdf..8b1b5d5 100644
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diff --git a/draftsman/data/modules.pkl b/draftsman/data/modules.pkl
index da58ef3..ce5eb52 100644
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diff --git a/draftsman/data/planets.pkl b/draftsman/data/planets.pkl
index b4e2ccf..266fb03 100644
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diff --git a/draftsman/data/recipes.pkl b/draftsman/data/recipes.pkl
index 7cd77c4..ca6fa94 100644
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diff --git a/draftsman/data/signals.pkl b/draftsman/data/signals.pkl
index a973286..942eabe 100644
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diff --git a/draftsman/data/tiles.pkl b/draftsman/data/tiles.pkl
index ab734b9..7882622 100644
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diff --git a/draftsman/environment/mod_list.py b/draftsman/environment/mod_list.py
index 0000912..369730c 100644
--- a/draftsman/environment/mod_list.py
+++ b/draftsman/environment/mod_list.py
@@ -259,12 +259,22 @@ def register_mod(mod_name, mod_location, mod_list_json={"mods": {}}):
             # If there's multiple, but one matches exactly, use that
             mod_folder = folder_name
         else:
-            # Otherwise, who knows! Fix your mods or update the wiki!
-            # Why do I always get the short end of the stick!?
-            raise IncorrectModFormatError(
-                "Mod archive '{}' has more than one internal folder, and "
-                "none of the internal folders match it's external name".format(mod_name)
-            )
+            # Try a case insensitive alphanumeric only comparison,
+            # and succeed if we get exactly one hit.
+            dirs = list(topdirs)
+            simplified_dirs = [re.sub(r'[^a-zA-Z0-9]', '', s).lower() for s in dirs]
+            simplified_foldername = re.sub(r'[^a-zA-Z0-9]', '', folder_name).lower()
+            if simplified_dirs.count(simplified_foldername) == 1:
+                # we want the original folder, so get the index.
+                index = simplified_dirs.index(simplified_foldername)
+                mod_folder = dirs[index]
+            else:
+                # Otherwise, who knows! Fix your mods or update the wiki!
+                # Why do I always get the short end of the stick!?
+                raise IncorrectModFormatError(
+                    "Mod archive '{}' has more than one internal folder, and "
+                    "none of the internal folders match it's external name".format(mod_name)
+                )
 
         try:
             # Zipfiles don't like backslashes on Windows, so we manually