diff --git a/docs/manual/known-issues.txt b/docs/manual/known-issues.txt
index 4ef8c05cd7..22710fb136 100644
--- a/docs/manual/known-issues.txt
+++ b/docs/manual/known-issues.txt
@@ -28,5 +28,5 @@ Known issues
   architectures.
 
 * The +prboom+ package triggers a compiler failure with the SuperH 4
-  compiler from Soucery CodeBench, version 2012.09.
+  compiler from Sourcery CodeBench, version 2012.09.