diff --git a/crates/proc-macro-srv-cli/src/main_loop.rs b/crates/proc-macro-srv-cli/src/main_loop.rs
index c19847b4b5..1e956f91e6 100644
--- a/crates/proc-macro-srv-cli/src/main_loop.rs
+++ b/crates/proc-macro-srv-cli/src/main_loop.rs
@@ -3,7 +3,7 @@ use proc_macro_api::{
     ProtocolFormat, bidirectional_protocol::msg as bidirectional, legacy_protocol::msg as legacy,
     version::CURRENT_API_VERSION,
 };
-use std::panic::panic_any;
+use std::panic::{panic_any, resume_unwind};
 use std::{
     io::{self, BufRead, Write},
     ops::Range,
@@ -199,7 +199,7 @@ impl<'a> ProcMacroClientHandle<'a> {
 fn handle_failure(failure: Result<bidirectional::SubResponse, ProcMacroClientError>) -> ! {
     match failure {
         Err(ProcMacroClientError::Cancelled { reason }) => {
-            panic_any(ProcMacroPanicMarker::Cancelled { reason });
+            resume_unwind(Box::new(ProcMacroPanicMarker::Cancelled { reason }));
         }
         Err(err) => {
             panic_any(ProcMacroPanicMarker::Internal {