diff --git a/lib/internal/http2/util.js b/lib/internal/http2/util.js
index d069f726db7795..9025850469de7a 100644
--- a/lib/internal/http2/util.js
+++ b/lib/internal/http2/util.js
@@ -542,7 +542,7 @@ const assertWithinRange = hideStackFrames(
 
 function toHeaderObject(headers) {
   const obj = ObjectCreate(null);
-  for (var n = 0; n < headers.length; n = n + 2) {
+  for (var n = 0; n < headers.length; n += 2) {
     const name = headers[n];
     let value = headers[n + 1];
     if (name === HTTP2_HEADER_STATUS)
diff --git a/lib/internal/policy/sri.js b/lib/internal/policy/sri.js
index c4b5e7f1ca209a..ddb06a2e1a6051 100644
--- a/lib/internal/policy/sri.js
+++ b/lib/internal/policy/sri.js
@@ -58,7 +58,7 @@ const parse = (str) => {
         options: match[4] === undefined ? null : match[4],
       })
     });
-    prevIndex = prevIndex + match[0].length;
+    prevIndex += match[0].length;
   }
 
   if (prevIndex !== str.length) {