diff --git a/vulkaninfo/vulkaninfo.cpp b/vulkaninfo/vulkaninfo.cpp
index 37c9a6845..0696cff81 100644
--- a/vulkaninfo/vulkaninfo.cpp
+++ b/vulkaninfo/vulkaninfo.cpp
@@ -913,11 +913,15 @@ util::vulkaninfo_optional<ParsedResults> parse_arguments(int argc, char **argv,
 #endif
                 ++i;
             }
-        } else if (strncmp("--json", argv[i], 6) == 0 || strcmp(argv[i], "-j") == 0) {
+        } else if (strncmp("--json", argv[i], 6) == 0 || strncmp(argv[i], "-j", 2) == 0) {
             if (strlen(argv[i]) > 7 && strncmp("--json=", argv[i], 7) == 0) {
                 results.selected_gpu = static_cast<uint32_t>(strtol(argv[i] + 7, nullptr, 10));
                 results.has_selected_gpu = true;
             }
+            if (strlen(argv[i]) > 3 && strncmp("-j=", argv[i], 3) == 0) {
+                results.selected_gpu = static_cast<uint32_t>(strtol(argv[i] + 3, nullptr, 10));
+                results.has_selected_gpu = true;
+            }
             results.output_category = OutputCategory::profile_json;
             results.default_filename = "vulkaninfo.json";
             results.print_to_file = true;