diff --git a/duplicateCheck.py b/duplicateCheck.py
index 9ccc354..0ce3844 100644
--- a/duplicateCheck.py
+++ b/duplicateCheck.py
@@ -35,7 +35,7 @@ def calchashes():
     filehashes = {}
     for file in files:
         hash = quickhash(file)
-        if hash = None: continue
+        if hash == None: continue
         ## Inefficient to use a catch on every non-duplicate (most of the files)
         try:  filehashes[hash].append(file)
         except: filehashes[hash] = [file]