diff --git a/.drone.jsonnet b/.drone.jsonnet
index a07491702..8aa27080f 100644
--- a/.drone.jsonnet
+++ b/.drone.jsonnet
@@ -148,10 +148,8 @@ local build_for_app_store = {
 
 
 // Setup the actual pipelines we want to run
-local buildEvent = std.extVar('DRONE_BUILD_EVENT'); // Get the event which triggered the build
-
 [
   run_unit_tests,
-  if buildEvent != 'pull_request' then build_for_simulator else {},
-  if buildEvent != 'pull_request' then build_for_app_store else {},
+  if '$DRONE_BUILD_EVENT' != 'pull_request' then build_for_simulator else {},
+  if '$DRONE_BUILD_EVENT' != 'pull_request' then build_for_app_store else {},
 ]
\ No newline at end of file