diff --git a/deprecated.go b/deprecated.go
index 1e24c10..9e38bb6 100644
--- a/deprecated.go
+++ b/deprecated.go
@@ -27,6 +27,13 @@ type BlobCallbackData struct {
 // CheckoutOpts is a deprecated alias of CheckoutOptions.
 type CheckoutOpts = CheckoutOptions
 
+// diff.go
+
+const (
+	// Deprecated: DiffIgnoreWhitespaceEol is a deprecated alias of DiffIgnoreWhitespaceEOL.
+	DiffIgnoreWitespaceEol = DiffIgnoreWhitespaceEOL
+)
+
 // features.go
 
 const (
diff --git a/diff.go b/diff.go
index 8b0d765..bc7f8bc 100644
--- a/diff.go
+++ b/diff.go
@@ -486,7 +486,7 @@ const (
 
 	DiffIgnoreWhitespace       DiffOptionsFlag = C.GIT_DIFF_IGNORE_WHITESPACE
 	DiffIgnoreWhitespaceChange DiffOptionsFlag = C.GIT_DIFF_IGNORE_WHITESPACE_CHANGE
-	DiffIgnoreWitespaceEol     DiffOptionsFlag = C.GIT_DIFF_IGNORE_WHITESPACE_EOL
+	DiffIgnoreWhitespaceEOL    DiffOptionsFlag = C.GIT_DIFF_IGNORE_WHITESPACE_EOL
 
 	DiffShowUntrackedContent DiffOptionsFlag = C.GIT_DIFF_SHOW_UNTRACKED_CONTENT
 	DiffShowUnmodified       DiffOptionsFlag = C.GIT_DIFF_SHOW_UNMODIFIED