diff --git a/CHANGELOG.md b/CHANGELOG.md
index 4dc155f26..601f1a123 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -18,6 +18,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.1.0/).
 - (WebUI) Handle serving non-default webui with "bundled"
 - (WebUI) Wait until WebUI is ready to open in browser
 - (Downloads) Truncate filenames by byte length to prevent "File name too long" IO errors
+- (Extension) Do not indicate an update is available when the extension is not installed
 
 ## [v2.2.2100] + [WebUI: v20260508.01] - 2026-05-08
 
diff --git a/server/src/main/kotlin/suwayomi/tachidesk/manga/impl/extension/Extension.kt b/server/src/main/kotlin/suwayomi/tachidesk/manga/impl/extension/Extension.kt
index 51d3c45e4..b2a0379b0 100644
--- a/server/src/main/kotlin/suwayomi/tachidesk/manga/impl/extension/Extension.kt
+++ b/server/src/main/kotlin/suwayomi/tachidesk/manga/impl/extension/Extension.kt
@@ -358,6 +358,7 @@ object Extension {
                 } else {
                     ExtensionTable.update({ ExtensionTable.pkgName eq pkgName }) {
                         it[isInstalled] = false
+                        it[hasUpdate] = false
                     }
                 }