diff --git a/docs/coverage.svg b/docs/coverage.svg
index a2224da..1b934f8 100644
--- a/docs/coverage.svg
+++ b/docs/coverage.svg
@@ -14,7 +14,7 @@
-
+
coverage
coverage
diff --git a/docs/ratio.svg b/docs/ratio.svg
index 2b8d010..35528be 100644
--- a/docs/ratio.svg
+++ b/docs/ratio.svg
@@ -14,7 +14,7 @@
-
+
code to test ratio
code to test ratio
diff --git a/docs/time.svg b/docs/time.svg
index 22cd0b4..6a0254b 100644
--- a/docs/time.svg
+++ b/docs/time.svg
@@ -1,24 +1,24 @@
-