diff --git a/http2/h2c/h2c.go b/http2/h2c/h2c.go
index 16319b8..c0970d8 100644
--- a/http2/h2c/h2c.go
+++ b/http2/h2c/h2c.go
@@ -338,7 +338,7 @@
 			}
 			fSize := fh.Length + 9
 			if uint32(len(w.buf)) < fSize {
-				// Have not collected whole frame. Stop processing buf, and withold on
+				// Have not collected whole frame. Stop processing buf, and withhold on
 				// forward bytes to w.Writer until we get the full frame.
 				break
 			}
diff --git a/http2/server.go b/http2/server.go
index 0ccbe9b..07ac694 100644
--- a/http2/server.go
+++ b/http2/server.go
@@ -816,7 +816,7 @@
 	})
 	sc.unackedSettings++
 
-	// Each connection starts with intialWindowSize inflow tokens.
+	// Each connection starts with initialWindowSize inflow tokens.
 	// If a higher value is configured, we add more tokens.
 	if diff := sc.srv.initialConnRecvWindowSize() - initialWindowSize; diff > 0 {
 		sc.sendWindowUpdate(nil, int(diff))
diff --git a/http2/testdata/draft-ietf-httpbis-http2.xml b/http2/testdata/draft-ietf-httpbis-http2.xml
index 31a84be..39d756d 100644
--- a/http2/testdata/draft-ietf-httpbis-http2.xml
+++ b/http2/testdata/draft-ietf-httpbis-http2.xml
@@ -2290,7 +2290,7 @@
         <t>
           The purpose of this frame is to allow an endpoint to gracefully stop accepting new
           streams, while still finishing processing of previously established streams.  This enables
-          administrative actions, like server maintainance.
+          administrative actions, like server maintenance.
         </t>
         <t>
           There is an inherent race condition between an endpoint starting new streams and the