diff --git a/sulfur/src/sulfur/__init__.py b/sulfur/src/sulfur/__init__.py
index 3112288e2..c444da85f 100644
--- a/sulfur/src/sulfur/__init__.py
+++ b/sulfur/src/sulfur/__init__.py
@@ -1546,10 +1546,10 @@ class SulfurApplication(Controller, SulfurApplicationEventsMixin):
                         dbg_count = 0
                     dbg_count += 1
                     time.sleep(0.2)
-                    if self.do_debug and (dbg_count % 500 = 0):
+                    if self.do_debug and (dbg_count % 500 == 0):
                         print "process_queue: QueueExecutor thread still alive"
                     self.gtk_loop()
-                    if self.do_debug and (dbg_count % 500 = 0):
+                    if self.do_debug and (dbg_count % 500 == 0):
                         print "process_queue: after QueueExecutor loop"
 
                 e,i = self.my_inst_errors