diff --git a/src/libcmd/repl.cc b/src/libcmd/repl.cc
index e2aa99cfc..340c20450 100644
--- a/src/libcmd/repl.cc
+++ b/src/libcmd/repl.cc
@@ -694,8 +694,10 @@ ProcessLineResult NixRepl::processLine(std::string line)
         } else {
             Value v;
             evalString(line, v);
+            logger->pause();
             printValue(std::cout, v, 1);
             std::cout << std::endl;
+            logger->resume();
         }
     }