diff --git a/X10D.Unity.dll b/X10D.Unity.dll
index 3b5f2ad..3e55932 100644
Binary files a/X10D.Unity.dll and b/X10D.Unity.dll differ
diff --git a/X10D.dll b/X10D.dll
index de2fe97..3a8a675 100644
Binary files a/X10D.dll and b/X10D.dll differ
diff --git a/X10D.xml b/X10D.xml
index cbdc059..1f6981d 100644
--- a/X10D.xml
+++ b/X10D.xml
@@ -8633,7 +8633,7 @@
                 Extension methods for <see cref="T:System.ReadOnlySpan`1" /> and <see cref="T:System.Span`1" /> of <see cref="T:System.Char" />.
             </summary>
         </member>
-        <member name="M:X10D.Text.CharSpanExtensions.CountSubstring(System.Span{System.Char},System.Span{System.Char})">
+        <member name="M:X10D.Text.CharSpanExtensions.CountSubstring(System.Span{System.Char},System.ReadOnlySpan{System.Char})">
             <summary>
                 Counts the occurrences of a substring within the current character span.
             </summary>
@@ -8641,7 +8641,7 @@
             <param name="needle">The character span to count.</param>
             <returns>An integer representing the count of <paramref name="needle" /> inside <paramref name="haystack" />.</returns>
         </member>
-        <member name="M:X10D.Text.CharSpanExtensions.CountSubstring(System.Span{System.Char},System.Span{System.Char},System.StringComparison)">
+        <member name="M:X10D.Text.CharSpanExtensions.CountSubstring(System.Span{System.Char},System.ReadOnlySpan{System.Char},System.StringComparison)">
             <summary>
                 Counts the occurrences of a substring within the current character span, using a specified string comparison method.
             </summary>
diff --git a/package.json b/package.json
index bceaa95..b2f181b 100644
--- a/package.json
+++ b/package.json
@@ -6,7 +6,7 @@
     "url": "https://oliverbooth.dev"
   },
   "displayName": "X10D",
-  "version": "3.2.0-nightly.177",
+  "version": "3.2.0-nightly.178",
   "unity": "2021.3",
   "description": "Extension methods on crack",
   "keywords": [