diff --git a/loopy/preprocess.py b/loopy/preprocess.py
index 1aca332ff973c672a9c8c3631961f232d4d24f56..b70b39092eeac0b460b49fba763c97499dcc2c90 100644
--- a/loopy/preprocess.py
+++ b/loopy/preprocess.py
@@ -89,8 +89,6 @@ def check_reduction_iname_uniqueness(kernel):
     for insn in kernel.instructions:
         insn.with_transformed_expressions(cb_mapper)
 
-    print(iname_to_reduction_count)
-    print(iname_to_nonsimultaneous_reduction_count)
     for iname, count in six.iteritems(iname_to_reduction_count):
         nonsimul_count = iname_to_nonsimultaneous_reduction_count.get(iname, 0)
 
diff --git a/loopy/symbolic.py b/loopy/symbolic.py
index 64e6384bc1231bf7e92c1951bd02c1c6b37c0256..6a175419ed54c8fffa57f197971a5393a527b437 100644
--- a/loopy/symbolic.py
+++ b/loopy/symbolic.py
@@ -804,7 +804,6 @@ class FunctionToPrimitiveMapper(IdentityMapper):
 
             processed_inames.append(iname.name)
 
-        print(allow_simultaneous)
         return Reduction(operation, tuple(processed_inames), red_expr,
                 allow_simultaneous=allow_simultaneous)