diff --git a/src/apps/activitymonitor/DataSource.cpp b/src/apps/activitymonitor/DataSource.cpp
index 5368837aee..42b605c4f3 100644
--- a/src/apps/activitymonitor/DataSource.cpp
+++ b/src/apps/activitymonitor/DataSource.cpp
@@ -453,7 +453,7 @@ SwapSpaceDataSource::Primary() const
 
 BlockCacheDataSource::BlockCacheDataSource()
 {
-	fColor = (rgb_color){0, 120, 0};
+	fColor = (rgb_color){0, 0, 120};
 }