diff --git a/types/index.d.ts b/types/index.d.ts
index 69f5525ea..c60a67589 100644
--- a/types/index.d.ts
+++ b/types/index.d.ts
@@ -445,25 +445,19 @@ declare module "jspdf" {
     translate(x: number, y: number): void;
   }
 
-  export enum ImageCompression {
-    NONE = "NONE",
-    FAST = "FAST",
-    MEDIUM = "MEDIUM",
-    SLOW = "SLOW"
-  }
-  export enum ColorSpace {
-    DEVICE_RGB = "DeviceRGB",
-    DEVICE_GRAY = "DeviceGray",
-    DEVICE_CMYK = "DeviceCMYK",
-    CAL_GRAY = "CalGray",
-    CAL_RGB = "CalRGB",
-    LAB = "Lab",
-    ICC_BASED = "ICCBased",
-    INDEXED = "Indexed",
-    PATTERN = "Pattern",
-    SEPARATION = "Separation",
-    DEVICE_N = "DeviceN"
-  }
+  export type ImageCompression = "NONE" | "FAST" | "MEDIUM" | "SLOW";
+  export type ColorSpace =
+    | "DeviceRGB"
+    | "DeviceGray"
+    | "DeviceCMYK"
+    | "CalGray"
+    | "CalRGB"
+    | "Lab"
+    | "ICCBased"
+    | "Indexed"
+    | "Pattern"
+    | "Separation"
+    | "DeviceN";
 
   export interface ImageOptions {
     imageData: string | HTMLImageElement | HTMLCanvasElement | Uint8Array;
diff --git a/types/jspdf-tests-node.ts b/types/jspdf-tests-node.ts
index bc15b7a87..7764d6625 100644
--- a/types/jspdf-tests-node.ts
+++ b/types/jspdf-tests-node.ts
@@ -586,7 +586,8 @@ function test_addImage() {
     x: 0,
     y: 0,
     width: 100,
-    height: 100
+    height: 100,
+    compression: "FAST"
   });
 }
 
diff --git a/types/jspdf-tests.ts b/types/jspdf-tests.ts
index 64cba864a..bf5d480e3 100644
--- a/types/jspdf-tests.ts
+++ b/types/jspdf-tests.ts
@@ -585,7 +585,8 @@ function test_addImage() {
     x: 0,
     y: 0,
     width: 100,
-    height: 100
+    height: 100,
+    compression: "FAST"
   });
 }