diff --git a/plugins/suspendmanager.cpp b/plugins/suspendmanager.cpp
index a3ec22a235..623d689f50 100644
--- a/plugins/suspendmanager.cpp
+++ b/plugins/suspendmanager.cpp
@@ -556,11 +556,14 @@ class SuspendManager {
                 exit = impassiblePlan;
             }
 
+
             if (!exit) {
                 // there is no exit at all
-                // suspend the current construction job to leave the entire plan suspended
+                if (isImpassable(building)) {
+                    // suspend the current construction job to leave the entire plan suspended
+                    suspensions[job->id] = Reason::DEADEND;
+                }
                 // and stop here
-                suspensions[job->id] = Reason::DEADEND;
                 return;
             }