diff --git a/packages/gatsby-remark-prismjs/README.md b/packages/gatsby-remark-prismjs/README.md
index 257aac1cf773d..2083b65dc0470 100644
--- a/packages/gatsby-remark-prismjs/README.md
+++ b/packages/gatsby-remark-prismjs/README.md
@@ -46,7 +46,7 @@ plugins: [
             // Defaults to false.
             // If you wish to only show line numbers on certain code blocks,
             // leave false and use the {numberLines: true} syntax below
-            showLineNumbersGlobal: false,
+            showLineNumbers: false,
             // If setting this to true, the parser won't handle and highlight inline
             // code used in markdown i.e. single backtick code like `this`.
             noInlineHighlight: false,
diff --git a/packages/gatsby-remark-prismjs/src/__tests__/index.js b/packages/gatsby-remark-prismjs/src/__tests__/index.js
index 3e635b143aaa7..77a83588175fd 100644
--- a/packages/gatsby-remark-prismjs/src/__tests__/index.js
+++ b/packages/gatsby-remark-prismjs/src/__tests__/index.js
@@ -76,7 +76,7 @@ describe(`remark prism plugin`, () => {
     it(`adds line-number markup when configured globally`, () => {
       const code = `\`\`\`js\n//.foo { \ncolor: red;\n }\``
       const markdownAST = remark.parse(code)
-      plugin({ markdownAST }, { showLineNumbersGlobal: true })
+      plugin({ markdownAST }, { showLineNumbers: true })
       expect(markdownAST).toMatchSnapshot()
     })
 
diff --git a/packages/gatsby-remark-prismjs/src/index.js b/packages/gatsby-remark-prismjs/src/index.js
index 1a22cd82ec397..106d7af5a2503 100644
--- a/packages/gatsby-remark-prismjs/src/index.js
+++ b/packages/gatsby-remark-prismjs/src/index.js
@@ -11,7 +11,7 @@ module.exports = (
     inlineCodeMarker = null,
     aliases = {},
     noInlineHighlight = false,
-    showLineNumbersGlobal = false,
+    showLineNumbers: showLineNumbersGlobal = false,
   } = {}
 ) => {
   const normalizeLanguage = lang => {