Don't catch exceptions by value

1 files changed, 2 insertions, 2 deletions

diff --git a/src/libstore/local-store.cc b/src/libstore/local-store.cc
index 1062df781..307c00dbb 100644
--- a/src/libstore/local-store.cc
+++ b/src/libstore/local-store.cc
@@ -872,8 +872,8 @@ void LocalStore::querySubstitutablePathInfos(const PathSet & paths,
                     info->references,
                     narInfo ? narInfo->fileSize : 0,
                     info->narSize};
-            } catch (InvalidPath) {
-            } catch (SubstituterDisabled) {
+            } catch (InvalidPath &) {
+            } catch (SubstituterDisabled &) {
             } catch (Error & e) {
                 if (settings.tryFallback)
                     printError(e.what());