diff --git a/src/shared/tmux/tmux-utils/pane-close.test.ts b/src/shared/tmux/tmux-utils/pane-close.test.ts
index ca5d74684..b8d5d7887 100644
--- a/src/shared/tmux/tmux-utils/pane-close.test.ts
+++ b/src/shared/tmux/tmux-utils/pane-close.test.ts
@@ -170,7 +170,7 @@ describe("closeTmuxPane", () => {
 		expect(spawnCalls).toHaveLength(0)
 	})
 
-	it("#given kill-pane fails #when closeTmuxPane called #then returns false", async () => {
+	it("#given kill-pane fails with unknown error #when closeTmuxPane called #then returns false", async () => {
 		// given
 		const closeTmuxPane = await loadCloseTmuxPane()
 		queuedProcesses.push(createProcess(0), createProcess(1))
@@ -182,6 +182,30 @@ describe("closeTmuxPane", () => {
 		expect(result).toBe(false)
 	})
 
+	it("#given pane already closed by Ctrl+C (kill-pane reports 'can't find pane') #when closeTmuxPane called #then returns true", async () => {
+		// given
+		const closeTmuxPane = await loadCloseTmuxPane()
+		queuedProcesses.push(
+			createProcess(0),
+			{
+				exited: Promise.resolve(1),
+				stdout: createClosedStream(),
+				stderr: new ReadableStream<Uint8Array>({
+					start(controller) {
+						controller.enqueue(new TextEncoder().encode("can't find pane: %42\n"))
+						controller.close()
+					},
+				}),
+			},
+		)
+
+		// when
+		const result = await closeTmuxPane("%42")
+
+		// then
+		expect(result).toBe(true)
+	})
+
 	it("#given kill-pane stdout stream waits for drain #when closeTmuxPane called #then returns true once drainer consumes stdout", async () => {
 		// given
 		const closeTmuxPane = await loadCloseTmuxPane()
diff --git a/src/shared/tmux/tmux-utils/pane-close.ts b/src/shared/tmux/tmux-utils/pane-close.ts
index 76d9dd11b..e62e46296 100644
--- a/src/shared/tmux/tmux-utils/pane-close.ts
+++ b/src/shared/tmux/tmux-utils/pane-close.ts
@@ -46,11 +46,19 @@ export async function closeTmuxPane(paneId: string): Promise<boolean> {
 		killPaneProc.exited,
 	])
 
-	if (exitCode !== 0) {
-		log("[closeTmuxPane] FAILED", { paneId, exitCode, stderr: stderr.trim() })
-	} else {
-		log("[closeTmuxPane] SUCCESS", { paneId })
+	const trimmedStderr = stderr.trim()
+	const paneAlreadyGone = exitCode !== 0 && /can't find pane/i.test(trimmedStderr)
+
+	if (paneAlreadyGone) {
+		log("[closeTmuxPane] SUCCESS (pane already closed by Ctrl+C)", { paneId })
+		return true
 	}
 
-	return exitCode === 0
+	if (exitCode !== 0) {
+		log("[closeTmuxPane] FAILED", { paneId, exitCode, stderr: trimmedStderr })
+		return false
+	}
+
+	log("[closeTmuxPane] SUCCESS", { paneId })
+	return true
 }