diff --git a/Validation/Performance/python/IgProfInfo.py b/Validation/Performance/python/IgProfInfo.py
index b8bfc7e00078e..db2179321b8d6 100644
--- a/Validation/Performance/python/IgProfInfo.py
+++ b/Validation/Performance/python/IgProfInfo.py
@@ -4,7 +4,7 @@ def customise(process):
     #Add the configuration for the Igprof running to dump profile snapshots:
     process.IgProfService = cms.Service("IgProfService",
         reportFirstEvent            = cms.untracked.int32(1),  #Dump first event for baseline studies
-        reportEventInterval         = cms.untracked.int32( ((process.maxEvents.input.value()-1)/2) ), # dump in the middle of the run
+        reportEventInterval         = cms.untracked.int32( ((process.maxEvents.input.value()-1)//2) ), # dump in the middle of the run
         reportToFileAtPostEvent     = cms.untracked.string("| gzip -c > IgProf.%I.gz")
         )