diff --git a/tools/perf/scripts/python/bin/gecko-report b/tools/perf/scripts/python/bin/gecko-report
old mode 100644
new mode 100755
index 0c12cc08f3ab..1867ec8d9757
--- a/tools/perf/scripts/python/bin/gecko-report
+++ b/tools/perf/scripts/python/bin/gecko-report
@@ -1,3 +1,7 @@
 #!/bin/bash
 # description: create firefox gecko profile json format from perf.data
-perf script "$@" -s "$PERF_EXEC_PATH"/scripts/python/gecko.py
+if [ "$*" = "-i -" ]; then
+perf script -s "$PERF_EXEC_PATH"/scripts/python/gecko.py
+else
+perf script -s "$PERF_EXEC_PATH"/scripts/python/gecko.py -- "$@"
+fi