diff --git a/examples/script_that_sometimes_fails.sh b/examples/script_that_sometimes_fails.sh
index 1da672c..bdb7092 100755
--- a/examples/script_that_sometimes_fails.sh
+++ b/examples/script_that_sometimes_fails.sh
@@ -15,7 +15,7 @@ prng () {
     b=$seed
     m=$SLURM_NTASKS
     # Workaround bug# 4
-    if (( $b % $m == 0 ))
+    if (( b % m == 0 ))
     then
 	b+=1
     fi