diff --git a/README.adoc b/README.adoc
index d348cfa..db2bac3 100644
--- a/README.adoc
+++ b/README.adoc
@@ -14755,7 +14755,7 @@ Zipped: 4.9M, `rootfs.cpio` deflates 50%, `bzImage` almost nothing.
 
 How long it takes to build gem5 itself.
 
-We will update this whenever the gem5 submoule is updated.
+We will update this whenever the gem5 submodule is updated.
 
 Sample results at gem5 2a9573f5942b5416fb0570cf5cb6cdecba733392: 10 to 12 minutes.
 
@@ -14977,7 +14977,7 @@ Hastily hacked from: https://asciidoctor.org/docs/user-manual/#inline-macro-proc
 
 Documentation for link:asciidoctor/extract-header-ids[]
 
-Extract header IDs, both auto-generatd and manually given.
+Extract header IDs, both auto-generated and manually given.
 
 E.g., for the document `test.adoc`:
 
@@ -14991,7 +14991,7 @@ E.g., for the document `test.adoc`:
 the script:
 
 ....
-./asciidoctor/extract-header-ids tes.adoc
+./asciidoctor/extract-header-ids test.adoc
 ....
 
 produces: