diff --git a/scripts/install-essentials b/scripts/install-essentials
index d9147f7..e4bb75e 100755
--- a/scripts/install-essentials
+++ b/scripts/install-essentials
@@ -14,5 +14,3 @@ apt-get install -y \
 	$PACKAGES
 
 rm -rf /var/lib/apt/lists/*
-
-gem install knapsack