diff --git a/DungeonRandomizer.spec b/DungeonRandomizer.spec
index 7b8de387..dff96ef5 100644
--- a/DungeonRandomizer.spec
+++ b/DungeonRandomizer.spec
@@ -35,6 +35,9 @@ a = Analysis(['DungeonRandomizer.py'],
              cipher=block_cipher,
              noarchive=False)
 
+if sys.platform.find("windows"):
+  a.binaries.append("ucrtbase.dll")
+
 # https://stackoverflow.com/questions/17034434/how-to-remove-exclude-modules-and-files-from-pyinstaller
 excluded_binaries = [
         'VCRUNTIME140.dll',
diff --git a/Gui.spec b/Gui.spec
index 9d02abdf..56404336 100644
--- a/Gui.spec
+++ b/Gui.spec
@@ -40,6 +40,9 @@ a = Analysis(['Gui.py'],
              cipher=block_cipher,
              noarchive=False)
 
+if sys.platform.find("windows"):
+  a.binaries.append("ucrtbase.dll")
+
 # https://stackoverflow.com/questions/17034434/how-to-remove-exclude-modules-and-files-from-pyinstaller
 excluded_binaries = [
         'VCRUNTIME140.dll',