diff --git a/installer.sh b/installer.sh
index 8fba535..cdb0b84 100755
--- a/installer.sh
+++ b/installer.sh
@@ -6,7 +6,7 @@ ARCH=$(uname -m)
 
 # Normalize to electron-builder naming
 case "$ARCH" in
-  x86_64) ARCH="x64" ;;
+  x86_64) ARCH="x86_64" ;;
   aarch64 | arm64) ARCH="arm64" ;;
   *) echo "Unsupported architecture: $ARCH"; exit 1 ;;
 esac