diff --git a/renderdoc/common/jobsystem.cpp b/renderdoc/common/jobsystem.cpp
index db08cbe98..1e87a2320 100644
--- a/renderdoc/common/jobsystem.cpp
+++ b/renderdoc/common/jobsystem.cpp
@@ -373,11 +373,11 @@ void Shutdown()
 
 void SyncAllJobs()
 {
-  RDCASSERTEQUAL(mainThread, Threading::GetCurrentID());
-
   if(workers.empty())
     return;
 
+  RDCASSERTEQUAL(mainThread, Threading::GetCurrentID());
+
   while(true)
   {
     // job we grabbed to work on