diff --git a/CONTRIB b/CONTRIB
index 76d4e8e..ee4c44c 100644
--- a/CONTRIB
+++ b/CONTRIB
@@ -12,7 +12,7 @@ in the following areas is always needed, and greatly appreciated:
 * expressing needs, requesting features.
 * sharing knowledge about your favorite system.
 * lurking on irc, reviewing commits and patches.
-* testing release candidates on different system.
+* testing release candidates on different systems.
 * building from source, testing bleeding-edge versions.