use floor division where needed #7681
diff --git a/Misc/NEWS b/Misc/NEWS
index c7c943f..c854027 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -209,6 +209,8 @@
 Library
 -------
 
+- Issue #7681: Use floor division in appropiate places in the wave module.
+
 - Issue #5372: Drop the reuse of .o files in Distutils' ccompiler (since
   Extension extra options may change the output without changing the .c
   file). Initial patch by Collin Winter.