diff --git a/cmake/QtBuild.cmake b/cmake/QtBuild.cmake
index 2e29eec8e5b..8c9e9bcd8fc 100644
--- a/cmake/QtBuild.cmake
+++ b/cmake/QtBuild.cmake
@@ -3182,7 +3182,15 @@ endfunction()
 # Generate a few output files using qlalr, and assign those to 'consuming_target'.
 # 'input_file_list' is a list of 'foo.g' file paths.
 # 'flags' are extra flags to be passed to qlalr.
-function(qt_process_qlalr input_file_list consuming_target flags)
+function(qt_process_qlalr consuming_target input_file_list flags)
+    # For compatibility, swap parameters if called from an old call site.
+    if (NOT TARGET "${consuming_target}")
+        set(tmp "${consuming_target}")
+        set(consuming_target "${input_file_list}")
+        set(input_file_list "${tmp}")
+        unset(tmp)
+    endif()
+
     foreach(input_file ${input_file_list})
         file(STRINGS ${input_file} input_file_lines)
         qt_qlalr_find_option_in_list("${input_file_lines}" "^%parser(.+)" "parser")
diff --git a/util/cmake/pro2cmake.py b/util/cmake/pro2cmake.py
index bf73c87e449..a9504d17c98 100755
--- a/util/cmake/pro2cmake.py
+++ b/util/cmake/pro2cmake.py
@@ -1984,8 +1984,8 @@ def write_qlalrsources(cm_fh: IO[str], target: str, scope: Scope, indent: int =
     cm_fh.write("\n# QLALR Grammars:\n")
     cm_fh.write(f"qt_process_qlalr(\n")
     indent += 1
-    cm_fh.write(f"{spaces(indent)}{';'.join(sources)}\n")
     cm_fh.write(f"{spaces(indent)}{target}\n")
+    cm_fh.write(f"{spaces(indent)}{';'.join(sources)}\n")
     cm_fh.write(f'{spaces(indent)}""\n')
     cm_fh.write(")\n")