diff --git a/src/css/typeface-roboto-mono.css b/src/css/typeface-roboto-mono.css
index 841df08..cea0fe8 100644
--- a/src/css/typeface-roboto-mono.css
+++ b/src/css/typeface-roboto-mono.css
@@ -11,7 +11,7 @@
 @font-face {
   font-family: "Roboto Mono";
   font-style: normal;
-  font-weight: 500;
+  font-weight: 600;
   src:
     url(~@fontsource/roboto-mono/files/roboto-mono-latin-500-normal.woff2) format("woff2"),
     url(~@fontsource/roboto-mono/files/roboto-mono-latin-500-normal.woff) format("woff");
diff --git a/src/css/typeface-roboto.css b/src/css/typeface-roboto.css
index 1648a2b..ede22b4 100644
--- a/src/css/typeface-roboto.css
+++ b/src/css/typeface-roboto.css
@@ -21,7 +21,7 @@
 @font-face {
   font-family: "Roboto";
   font-style: normal;
-  font-weight: 500;
+  font-weight: 600;
   src:
     url(~@fontsource/roboto/files/roboto-latin-500-normal.woff2) format("woff2"),
     url(~@fontsource/roboto/files/roboto-latin-500-normal.woff) format("woff");
@@ -31,7 +31,7 @@
 @font-face {
   font-family: "Roboto";
   font-style: italic;
-  font-weight: 500;
+  font-weight: 600;
   src:
     url(~@fontsource/roboto/files/roboto-latin-500-italic.woff2) format("woff2"),
     url(~@fontsource/roboto/files/roboto-latin-500-italic.woff) format("woff");
diff --git a/src/css/vars.css b/src/css/vars.css
index 45fe112..6077aec 100644
--- a/src/css/vars.css
+++ b/src/css/vars.css
@@ -28,9 +28,9 @@
   --body-line-height: 1.15;
   --body-font-color: var(--color-jet-80);
   --body-font-family: "Roboto", sans-serif;
-  --body-font-weight-bold: 500;
+  --body-font-weight-bold: 600;
   --monospace-font-family: "Roboto Mono", monospace;
-  --monospace-font-weight-bold: 500;
+  --monospace-font-weight-bold: 600;
   /* base */
   --body-background: var(--color-white);
   --panel-background: var(--color-smoke-30);