diff --git a/.github/workflows/linux.yml b/.github/workflows/linux.yml
index 30f1f73705..42312219d6 100644
--- a/.github/workflows/linux.yml
+++ b/.github/workflows/linux.yml
@@ -180,7 +180,7 @@ jobs:
                     import os
                     enterprise = "-Enterprise" if "${{ inputs.enterprise }}" == "true" else ""
                     installer_filename = f"UltiMaker-Cura-{os.getenv('CURA_VERSION_FULL')}{enterprise}-linux-${{ inputs.architecture }}"
-                    if ${{ inputs.operating_system }} == "ubuntu-22.04":
+                    if "${{ inputs.operating_system }}" == "ubuntu-22.04":
                         installer_filename = f"UltiMaker-Cura-{os.getenv('CURA_VERSION_FULL')}{enterprise}-linux-modern-${{ inputs.architecture }}"
                     else:
                         installer_filename = f"UltiMaker-Cura-{os.getenv('CURA_VERSION_FULL')}{enterprise}-linux-${{ inputs.architecture }}"