diff --git a/extras/build_on_circle.sh b/extras/build_on_circle.sh
index fff932eda..d372e51ee 100755
--- a/extras/build_on_circle.sh
+++ b/extras/build_on_circle.sh
@@ -2,4 +2,4 @@
 
 set -e
 
-./in_parallel.sh "make RM=" tracer $(find . -maxdepth 2 -name *.go -printf "%h\n" | sort -u | sed -n 's/\.\/\(.*\)/\1\/\1/p')
+./in_parallel.sh "make RM=" $(find . -maxdepth 2 -name *.go -printf "%h\n" | sort -u | sed -n 's/\.\/\(.*\)/\1\/\1/p')