diff --git a/.gitignore b/.gitignore
index b7625e5..d22bdd0 100644
--- a/.gitignore
+++ b/.gitignore
@@ -21,4 +21,4 @@ erl_crash.dump
 
 /bench/snapshots/
 /bench/graphs/
-/coverage.svg
+coverage_output.log
diff --git a/coverage.svg b/coverage.svg
new file mode 100644
index 0000000..6504849
--- /dev/null
+++ b/coverage.svg
@@ -0,0 +1,23 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<svg xmlns="http://www.w3.org/2000/svg" width="108" height="20">
+    <linearGradient id="b" x2="0" y2="100%">
+        <stop offset="0" stop-color="#bbb" stop-opacity=".1"/>
+        <stop offset="1" stop-opacity=".1"/>
+    </linearGradient>
+    <mask id="anybadge_1">
+        <rect width="108" height="20" rx="3" fill="#fff"/>
+    </mask>
+    <g mask="url(#anybadge_1)">
+        <path fill="#555" d="M0 0h65v20H0z"/>
+        <path fill="#4c1" d="M65 0h43v20H65z"/>
+        <path fill="url(#b)" d="M0 0h108v20H0z"/>
+    </g>
+    <g fill="#fff" text-anchor="middle" font-family="DejaVu Sans,Verdana,Geneva,sans-serif" font-size="11">
+        <text x="33.5" y="15" fill="#010101" fill-opacity=".3">coverage</text>
+        <text x="32.5" y="14">coverage</text>
+    </g>
+    <g fill="#fff" text-anchor="middle" font-family="DejaVu Sans,Verdana,Geneva,sans-serif" font-size="11">
+        <text x="87.5" y="15" fill="#010101" fill-opacity=".3">92.11</text>
+        <text x="86.5" y="14">92.11</text>
+    </g>
+</svg>
diff --git a/scripts/generate_coverage_badge.sh b/scripts/generate_coverage_badge.sh
index 364146b..3bafcac 100755
--- a/scripts/generate_coverage_badge.sh
+++ b/scripts/generate_coverage_badge.sh
@@ -7,6 +7,7 @@ coverage=${coverage:-0}
 
 anybadge --value="${coverage}" --label=coverage \
   --file=coverage.svg \
+  --overwrite \
   0=red 80=yellow 90=green >/dev/null
 
 echo "Generated coverage.svg with ${coverage}% coverage"