diff --git a/benchmark/README.md b/benchmark/README.md
index f72458d..0383346 100644
--- a/benchmark/README.md
+++ b/benchmark/README.md
@@ -21,7 +21,7 @@ All commands in the following steps need to be executed in PEG.js root directory
 
   3. Wait for results.
 
-Running in the browser
+Running in the Browser
 ----------------------
 
 All commands in the following steps need to be executed in PEG.js root directory
diff --git a/spec/README.md b/spec/README.md
index 1057d6e..4d526a1 100644
--- a/spec/README.md
+++ b/spec/README.md
@@ -20,7 +20,7 @@ All commands in the following steps need to be executed in PEG.js root directory
 
   3. Watch the specs pass (or fail).
 
-Running in the browser
+Running in the Browser
 ----------------------
 
 All commands in the following steps need to be executed in PEG.js root directory