diff --git a/src/devtools/client/inspector/computed/actions/index.ts b/src/devtools/client/inspector/computed/actions/index.ts
index e23576aec3d..d513fcd5d58 100644
--- a/src/devtools/client/inspector/computed/actions/index.ts
+++ b/src/devtools/client/inspector/computed/actions/index.ts
@@ -101,7 +101,7 @@ export async function createComputedProperties(
             const combinedNameValue = `${name}:${property.value}`;
             let parsedValue = cachedParsedProperties.get(combinedNameValue)!;
             if (!parsedValue) {
-              parsedValue = outputParser.parseCssProperty(name, value);
+              parsedValue = outputParser.parseCssProperty(name, property.value);
               cachedParsedProperties.set(combinedNameValue, parsedValue);
             }
 
diff --git a/src/devtools/client/inspector/computed/state/index.ts b/src/devtools/client/inspector/computed/state/index.ts
index 2dc07953821..fd4335b6c70 100644
--- a/src/devtools/client/inspector/computed/state/index.ts
+++ b/src/devtools/client/inspector/computed/state/index.ts
@@ -1,3 +1,5 @@
+import { Priority } from "../../rules/models/text-property";
+
 export interface ComputedPropertyState {
   name: string;
   value: string;
@@ -9,7 +11,7 @@ export interface MatchedSelectorState {
   selector: string;
   value: string;
   parsedValue: any[];
-  priority: string;
+  priority: Priority;
   overridden: boolean;
   stylesheet: string;
   stylesheetURL: string;
diff --git a/src/devtools/client/inspector/rules/components/DeclarationValue.tsx b/src/devtools/client/inspector/rules/components/DeclarationValue.tsx
index 797fd744ac6..f19d5c3a085 100644
--- a/src/devtools/client/inspector/rules/components/DeclarationValue.tsx
+++ b/src/devtools/client/inspector/rules/components/DeclarationValue.tsx
@@ -2,6 +2,7 @@ import React from "react";
 
 import { COLOR, FONT_FAMILY, URI } from "third-party/css/output-parser";
 
+import { Priority } from "../models/text-property";
 import Color from "./value/Color";
 import FontFamily from "./value/FontFamily";
 import Url from "./value/Url";
@@ -10,7 +11,7 @@ interface DeclarationValueProps {
   colorSpanClassName: string;
   colorSwatchClassName: string;
   fontFamilySpanClassName: string;
-  priority?: string;
+  priority?: Priority;
   values: (string | Record<string, string>)[];
 }