diff --git a/extensions/mysql/Makefile b/extensions/mysql/Makefile
index 90ec2558..084393c6 100644
--- a/extensions/mysql/Makefile
+++ b/extensions/mysql/Makefile
@@ -3,7 +3,7 @@
 
 SMSDK = ../..
 SRCDS = ~/srcds
-SOURCEMM = ../../../sourcemm
+SOURCEMM = ../../../../sourcemm
 MYSQL = ../../../mysql-5.0
 
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