diff --git a/src/main/server/plantuml.ts b/src/main/server/plantuml.ts
index 17c00636..bd6796be 100644
--- a/src/main/server/plantuml.ts
+++ b/src/main/server/plantuml.ts
@@ -99,7 +99,7 @@ export default async function (data: string): Promise<{ content: any, type: stri
   } else {
     const url = api.replace('{data}', plantumlBase64(data))
     const dispatcher = await getAction('get-proxy-dispatcher')(url)
-    let type = ''
+    let type = api.includes('/svg/') ? 'image/svg+xml' : 'image/png'
 
     const cacheKey = getCacheKey(api, type, data)
     const content = await getCacheData(cacheKey, async () => {
diff --git a/yarn.lock b/yarn.lock
index e9be56a8..f5256cbe 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -3795,9 +3795,9 @@ create-require@^1.1.0:
   integrity sha512-dcKFX3jn0MpIaXjisoRvexIJVEKzaq7z2rZKxf+MSr9TkdmHmsU4m2lcLojrj/FHl8mk5VxMmYA+ftRkP/3oKQ==
 
 cross-spawn@^7.0.0, cross-spawn@^7.0.1, cross-spawn@^7.0.2, cross-spawn@^7.0.3:
-  version "7.0.3"
-  resolved "https://registry.yarnpkg.com/cross-spawn/-/cross-spawn-7.0.3.tgz#f73a85b9d5d41d045551c177e2882d4ac85728a6"
-  integrity sha512-iRDPJKUPVEND7dHPO8rkbOnPpyDygcDFtWjpeWNCgy8WP2rXcxXL8TskReQl6OrB2G7+UJrags1q15Fudc7G6w==
+  version "7.0.6"
+  resolved "https://registry.yarnpkg.com/cross-spawn/-/cross-spawn-7.0.6.tgz#8a58fe78f00dcd70c370451759dfbfaf03e8ee9f"
+  integrity sha512-uV2QOWP2nWzsy2aMp8aRibhi9dlzF5Hgh5SHaB9OiTGEyDTiJJyx0uy51QXdyWbtAHNua4XJzUKca3OzKUd3vA==
   dependencies:
     path-key "^3.1.0"
     shebang-command "^2.0.0"