diff --git a/internal/jsonrpc2/conn.go b/internal/jsonrpc2/conn.go
index 8f1c94e..df91550 100644
--- a/internal/jsonrpc2/conn.go
+++ b/internal/jsonrpc2/conn.go
@@ -156,11 +156,11 @@ func (c *Connection) updateInFlight(f func(*inFlightState)) {
 	}
 }
 
-// idle reports whether the connction is in a state with no pending calls or
+// idle reports whether the connection is in a state with no pending calls or
 // notifications.
 //
 // If idle returns true, the readIncoming goroutine may still be running,
-// but no other goroutines are doing work on behalf of the connnection.
+// but no other goroutines are doing work on behalf of the connection.
 func (s *inFlightState) idle() bool {
 	return len(s.outgoingCalls) == 0 && s.outgoingNotifications == 0 && s.incoming == 0 && !s.handlerRunning
 }
diff --git a/internal/jsonrpc2/serve.go b/internal/jsonrpc2/serve.go
index bda5d71..e075aac 100644
--- a/internal/jsonrpc2/serve.go
+++ b/internal/jsonrpc2/serve.go
@@ -183,7 +183,7 @@ func (l *idleListener) Accept(ctx context.Context) (io.ReadWriteCloser, error) {
 			// In theory the timeout could have raced with an unrelated error return
 			// from Accept. However, ErrIdleTimeout is arguably still valid (since we
 			// would have closed due to the timeout independent of the error), and the
-			// harm from returning a spurious ErrIdleTimeout is negliglible anyway.
+			// harm from returning a spurious ErrIdleTimeout is negligible anyway.
 		}
 		return nil, ErrIdleTimeout
 
diff --git a/internal/jsonrpc2/serve_pre116.go b/internal/jsonrpc2/serve_pre116.go
index aae0ad0..01b315f 100644
--- a/internal/jsonrpc2/serve_pre116.go
+++ b/internal/jsonrpc2/serve_pre116.go
@@ -19,10 +19,10 @@ var errClosed = errors.New("use of closed network connection")
 // isErrClosed reports whether err ends in the same string as errClosed.
 func isErrClosed(err error) bool {
 	// As of Go 1.16, this could be 'errors.Is(err, net.ErrClosing)', but
-	// unfortunately gopls still requires compatiblity with
+	// unfortunately gopls still requires compatibility with
 	// (otherwise-unsupported) older Go versions.
 	//
-	// In the meantime, this error strirng has not changed on any supported Go
+	// In the meantime, this error string has not changed on any supported Go
 	// version, and is not expected to change in the future.
 	// This is not ideal, but since the worst that could happen here is some
 	// superfluous logging, it is acceptable.