diff --git a/cmake/StlabUtil.cmake b/cmake/StlabUtil.cmake
index 0fbd4af4a..1ecb21988 100644
--- a/cmake/StlabUtil.cmake
+++ b/cmake/StlabUtil.cmake
@@ -79,9 +79,9 @@ function( stlab_detect_main_executor result_var )
   find_package(Qt6 QUIET COMPONENTS Core)
   stlab_detect_task_system( task_system )
 
-  if( ${task_system} STREQUAL "libdispatch" )
+  if( task_system STREQUAL "libdispatch" )
     set( result "libdispatch")
-  elseif( ${task_system} STREQUAL "emscripten" )
+  elseif( task_system STREQUAL "emscripten" )
     set( result "emscripten")
   elseif( Qt6Core_FOUND )
     set( result "qt")