diff --git a/interfaces/cython/cantera/reaction.pyx b/interfaces/cython/cantera/reaction.pyx
index 0951f25a8..3f01d2325 100644
--- a/interfaces/cython/cantera/reaction.pyx
+++ b/interfaces/cython/cantera/reaction.pyx
@@ -416,7 +416,6 @@ cdef class InterfaceReaction(ElementaryReaction):
     property coverage_deps:
         def __get__(self):
             cdef CxxInterfaceReaction* r = <CxxInterfaceReaction*>self.reaction
-            print('ncov:', r.coverage_deps.size())
             deps = {}
             cdef pair[string,CxxCoverageDependency] item
             for item in r.coverage_deps: