diff --git a/src/font/Collection.zig b/src/font/Collection.zig
index fbc23f007..842867930 100644
--- a/src/font/Collection.zig
+++ b/src/font/Collection.zig
@@ -300,7 +300,7 @@ pub fn completeStyles(self: *Collection, alloc: Allocator) CompleteError!void {
             } else |_| {}
 
             // If synthesizing italic failed, then we try to synthesize
-            // boldon whatever italic font we have.
+            // bold on whatever italic font we have.
         }
 
         // Nested alias isn't allowed so we need to unwrap the italic entry.
@@ -328,7 +328,7 @@ pub fn completeStyles(self: *Collection, alloc: Allocator) CompleteError!void {
     }
 }
 
-// Create an synthetic italic font face from the given entry and return it.
+// Create a synthetic bold font face from the given entry and return it.
 fn syntheticBold(self: *Collection, entry: *Entry) !Face {
     // Not all font backends support synthetic bold.
     if (comptime !@hasDecl(Face, "syntheticBold")) return error.SyntheticBoldUnavailable;
@@ -348,7 +348,7 @@ fn syntheticBold(self: *Collection, entry: *Entry) !Face {
     return face;
 }
 
-// Create an synthetic italic font face from the given entry and return it.
+// Create a synthetic italic font face from the given entry and return it.
 fn syntheticItalic(self: *Collection, entry: *Entry) !Face {
     // Not all font backends support synthetic italicization.
     if (comptime !@hasDecl(Face, "syntheticItalic")) return error.SyntheticItalicUnavailable;
diff --git a/src/font/face/coretext.zig b/src/font/face/coretext.zig
index 835994542..202230d5d 100644
--- a/src/font/face/coretext.zig
+++ b/src/font/face/coretext.zig
@@ -187,7 +187,7 @@ pub const Face = struct {
         errdefer ct_font.release();
         var face = try initFont(ct_font, opts);
 
-        // TO determine our synthetic bold line width we get a multiplier
+        // To determine our synthetic bold line width we get a multiplier
         // from the font size in points. This is a heuristic that is based
         // on the fact that a line width of 1 looks good to me at 12 points
         // and we want to scale that up roughly linearly with the font size.