diff --git a/testsuite/docs-examples-python/src/docs-examples-imagebufalgo.py b/testsuite/docs-examples-python/src/docs-examples-imagebufalgo.py
index d81e348a3c..fee5e82c64 100644
--- a/testsuite/docs-examples-python/src/docs-examples-imagebufalgo.py
+++ b/testsuite/docs-examples-python/src/docs-examples-imagebufalgo.py
@@ -448,9 +448,12 @@ def example_warp():
 
 def example_fixNonFinite():
     print("example_fixNonFinite")
+    # BEGIN-imagebufalgo-fixNonFinite
     Src = ImageBuf("with_nans.tif")
     ImageBufAlgo.fixNonFinite (Src, Src, oiio.NONFINITE_BOX3)
     Src.write("with_nans_fixed.tif")
+    # END-imagebufalgo-fixNonFinite
+
 
 
 # Section: Morphological filters