diff --git a/tools/binman/ftest.py b/tools/binman/ftest.py
index fc02e6461ca..d3e6e675104 100644
--- a/tools/binman/ftest.py
+++ b/tools/binman/ftest.py
@@ -283,7 +283,7 @@ class TestFunctional(unittest.TestCase):
             preserve_outdir: Preserve the output directories used by tests. Each
                 test has its own, so this is normally only useful when running a
                 single test.
-            toolpath: ist of paths to use for tools
+            toolpath: list of paths to use for tools
         """
         cls.preserve_indir = preserve_indir
         cls.preserve_outdirs = preserve_outdirs