diff --git a/thor/configuration.nix b/thor/configuration.nix
index 8d1cdfa..82a223b 100644
--- a/thor/configuration.nix
+++ b/thor/configuration.nix
@@ -117,6 +117,7 @@
       python3
 
       steam-run
+      unzip
 
       # cmake
       # clang
diff --git a/zion/configuration.nix b/zion/configuration.nix
index 1d8038c..b567d61 100644
--- a/zion/configuration.nix
+++ b/zion/configuration.nix
@@ -165,6 +165,7 @@
       python3
 
       steam-run
+      unzip
 
       # cmake
       # clang