diff --git a/modules/canvaskit/font.js b/modules/canvaskit/font.js
index f804a33de4..d6601d088d 100644
--- a/modules/canvaskit/font.js
+++ b/modules/canvaskit/font.js
@@ -13,7 +13,7 @@ CanvasKit._extraInitializations.push(function() {
     CanvasKit._free(strPtr);
   };
 
-  // Glyphs should be a Uint32Array of glyph ids, e.g. provided by Font.getGlyphIDs.
+  // Glyphs should be a Uint16Array of glyph ids, e.g. provided by Font.getGlyphIDs.
   // If using a Malloc'd array, be sure to use CanvasKit.MallocGlyphIDs() to get the right type.
   // The return value will be a Float32Array that is 4 times as long as the input array. For each
   // glyph, there will be 4 floats for left, top, right, bottom (relative to 0, 0) for that glyph.
@@ -62,12 +62,12 @@ CanvasKit._extraInitializations.push(function() {
       CanvasKit._free(glyphPtr);
       return optionalOutputArray;
     }
-    var rv = Uint32Array.from(glyphs);
+    var rv = Uint16Array.from(glyphs);
     CanvasKit._free(glyphPtr);
     return rv;
   };
 
-  // Glyphs should be a Uint32Array of glyph ids, e.g. provided by Font.getGlyphIDs.
+  // Glyphs should be a Uint16Array of glyph ids, e.g. provided by Font.getGlyphIDs.
   // If using a Malloc'd array, be sure to use CanvasKit.MallocGlyphIDs() to get the right type.
   // The return value will be a Float32Array that has one width per input glyph.
   CanvasKit.Font.prototype.getGlyphWidths = function(glyphs, paint, optionalOutputArray) {
diff --git a/modules/canvaskit/npm_build/types/index.d.ts b/modules/canvaskit/npm_build/types/index.d.ts
index ec75cae2d3..2806f20cf8 100644
--- a/modules/canvaskit/npm_build/types/index.d.ts
+++ b/modules/canvaskit/npm_build/types/index.d.ts
@@ -3526,11 +3526,8 @@ export type FlattenedPointArray = Float32Array;
  * be the top, left, right, bottom point for each rectangle.
  */
 export type FlattenedRectangleArray = Float32Array;
-/**
- * Regardless of the format we use internally for GlyphID (16 bit unsigned atm), we expose them
- * as 32 bit unsigned.
- */
-export type GlyphIDArray = Uint32Array;
+
+export type GlyphIDArray = Uint16Array;
 /**
  * PathCommand contains a verb and then any arguments needed to fulfill that path verb.
  * Examples:
@@ -3575,7 +3572,7 @@ export type InputColorMatrix = MallocObj | ColorMatrix | number[];
  * CanvasKit APIs accept normal arrays, typed arrays, or Malloc'd memory as glyph IDs.
  * Length n for n glyph IDs.
  */
-export type InputGlyphIDArray = MallocObj | GlyphIDArray | number[];
+export type InputGlyphIDArray = MallocObj | GlyphIDArray | Uint32Array | number[];
 /**
  * CanvasKit APIs accept normal arrays, typed arrays, or Malloc'd memory as flattened points.
  * Length 2 * n for n points.