diff --git a/swww.sh b/swww.sh
index c4b7108..47138f7 100644
--- a/swww.sh
+++ b/swww.sh
@@ -52,6 +52,24 @@
     fi
   }
 
+  check-cargo() {
+    if command_exists cargo; then
+      return 0
+    else
+      if [ -e "$HOME/.cargo/env" ]; then
+        . "$HOME/.cargo/env"
+      else
+        return 69
+      fi
+
+      if command-exists cargo; then
+        return 0
+      else
+        return 69
+      fi
+    fi
+  }
+
   cloneAndBuildSwww() {
     local err out
     local cloneDir="$(mktemp -d)"