diff --git a/compliance-guide.tex b/compliance-guide.tex
index 8a5ba1c..07cd4cd 100644
--- a/compliance-guide.tex
+++ b/compliance-guide.tex
@@ -1415,7 +1415,7 @@ And, to finalize the analogy, there are indeed few
 \href{http://en.wikipedia.org/wiki/Grey_hat}{grey hat} GPL enforcers.
 
 Grey hat GPL enforcers usually have done some community-oriented GPL
-enforcement themselves, typically working as a volunteer as a COGEO, but make
+enforcement themselves, typically working as a volunteer for a COGEO, but make
 their living as a ``hired gun'' consultant to find GPL violations and offer
 to ``fix them'' for companies.  Other such operators hold copyrights in some
 key piece of copylefted software and enforce as a mechanism to find out who