diff --git a/source_detection/find_sources.py b/source_detection/find_sources.py
index 9e97759e..c3ce4709 100644
--- a/source_detection/find_sources.py
+++ b/source_detection/find_sources.py
@@ -306,6 +306,9 @@ def fixed_color(shape, saved_attrs):
             while imdat.ndim > 2:
                 imdat = imdat[0]
 
+
+            if m==0 and n==0:
+                ax=plt.subplot(221, projection=w)
             if m==0 and n==1:
                 ax=plt.subplot(222, projection=w)
             if m==1 and n==0: