diff --git a/ci/complexity_measurements/check_for_changes.py b/ci/complexity_measurements/check_for_changes.py
new file mode 100644
index 0000000000000000000000000000000000000000..f43396260f1aa9d59380ab88f9f092a824ced62b
--- /dev/null
+++ b/ci/complexity_measurements/check_for_changes.py
@@ -0,0 +1,45 @@
+import argparse
+import csv
+import sys
+import numpy as np
+
+
+THRESH = 0.01
+COLS = [
+    [3, 5, 7, 9], # wmops_all
+    [3,5,7,8,10,12,13,15,17], # ram_all
+    [3,5,7,9,11,13,15,17,19], # rom_all
+]
+
+
+def main(args):
+    linewise_logfiles = [args.wmops_logfile, args.ram_logfile, args.rom_logfile]
+    changes_found_linewise = any([check_linewise_logfile(f, c) for f, c in zip(linewise_logfiles, COLS)])
+
+    if changes_found_linewise:
+        print("Global max of WMOPS, RAM or ROM changed")
+
+    return int(changes_found_linewise)
+
+
+def check_linewise_logfile(filepath, cols):
+    with open(filepath) as f:
+        contents = [line for line in csv.reader(f, delimiter=" ")]
+
+    curr = contents[-1]
+    prev = contents[-2]
+
+    change_ratios = [abs(float(curr[i]) / float(prev[i]) - 1) > THRESH for i in cols]
+    changes_found = any(change_ratios)
+
+    return changes_found
+
+
+if __name__ == "__main__":
+    parser = argparse.ArgumentParser()
+    parser.add_argument("wmops_logfile")
+    parser.add_argument("ram_logfile")
+    parser.add_argument("rom_logfile")
+    args = parser.parse_args()
+
+    sys.exit(main(args))
diff --git a/ci/complexity_measurements/getWmops.sh b/ci/complexity_measurements/getWmops.sh
index 22ca8335fb91db0a057d953d7136732d62f796e9..c069e2d57b16ada134eba8f1fa9a9eaab5f9c2a5 100755
--- a/ci/complexity_measurements/getWmops.sh
+++ b/ci/complexity_measurements/getWmops.sh
@@ -86,4 +86,9 @@ ${scriptDir}/parseNewsletterRom.py ${wmopsFilenameFlc}_PROM.csv ${wmopsFilenameF
 # generate java script from database
 tcsh ${scriptDir}/genWebpageData_Rom.csh ${destDir}/wmops/log_rom_all.txt ${destDir}/wmops/graphs_rom_flc.js Graphs_ROM
 
-exit $ret_val
\ No newline at end of file
+python3 ${scriptDir}/check_for_changes.py ${destDir}/wmops/log_wmops_all.txt ${destDir}/wmops/log_ram_all.txt ${destDir}/wmops/log_rom_all.txt
+if [ "$?" != "0" ]; then
+    ret_val=1
+fi
+
+exit $ret_val