1 files changed, 1 insertions, 1 deletions
diff --git a/src/req.cpp b/src/req.cpp
index 5b09589..548cf52 100644
--- a/src/req.cpp
+++ b/src/req.cpp
@@ -75,7 +75,7 @@ void zmq::req_t::xdetach_inpipe (class reader_t *pipe_)
             active--;
             in_pipes.swap (index, active);
             out_pipes.swap (index, active);
-            if (current = active)
+            if (current == active)
                 current = 0;
         }
         return;