diff --git a/cluster/ICON_fromImodFiles.slurm b/cluster/ICON_fromImodFiles.slurm
index 19eb0b47eab032a006588832c46badfe398b40d5..1a8dd4217be06a2d6d10110d275ff74650c8cd89 100755
--- a/cluster/ICON_fromImodFiles.slurm
+++ b/cluster/ICON_fromImodFiles.slurm
@@ -35,7 +35,7 @@ binFactor=`grep -i "^IMAGEBINNED" tilt.com |sed -e 's/^[[:alnum:]]\+\s\+//g'`
 numSlicesFull=`grep -i "^FULLIMAGE" tilt.com |sed -e 's/^[[:alnum:]]\+\s\+[[:alnum:]]\+\s\+//g'`
 numSlices=$((numSlicesFull/binFactor-1))
 fullThickness=`grep -i "^THICKNESS" tilt.com |sed -e 's/^[[:alnum:]]\+\s\+//g'`
-thickness=$((numSlicesFull/binFactor))
+thickness=$((fullThickness/binFactor))
 
 mkdir -p $baseDir