diff --git a/packages/hindawi-theme/src/elements/Heading.js b/packages/hindawi-theme/src/elements/Heading.js
index 1d93c1651eb67e206a509a53f35beb53cd7af96b..f511cad2f56b20fdce0302b9e743a81fa93b87e0 100644
--- a/packages/hindawi-theme/src/elements/Heading.js
+++ b/packages/hindawi-theme/src/elements/Heading.js
@@ -6,18 +6,22 @@ export default {
   H1: css`
     color: ${th('heading.h1Color')};
     ${marginHelper};
+    font-weight: normal;
   `,
   H2: css`
     color: ${th('heading.h2Color')};
     ${marginHelper};
+    font-weight: normal;
   `,
   H3: css`
     color: ${th('heading.h3Color')};
     ${marginHelper};
+    font-weight: normal;
   `,
   H4: css`
     color: ${th('heading.h4Color')};
     ${marginHelper};
     ${displayHelper};
+    font-weight: normal;
   `,
 }