diff --git a/rjit.c b/rjit.c
index ad26a05ca1..15b15a9085 100644
--- a/rjit.c
+++ b/rjit.c
@@ -240,14 +240,11 @@ rjit_setup_options(const char *s, struct rjit_options *rjit_opt)
 
 #define M(shortopt, longopt, desc) RUBY_OPT_MESSAGE(shortopt, longopt, desc)
 const struct ruby_opt_message rjit_option_messages[] = {
-    M("--rjit-warnings",           "", "Enable printing JIT warnings"),
-    M("--rjit-debug",              "", "Enable JIT debugging (very slow), or add cflags if specified"),
-    M("--rjit-wait",               "", "Wait until JIT compilation finishes every time (for testing)"),
-    M("--rjit-save-temps",         "", "Save JIT temporary files in $TMP or /tmp (for testing)"),
-    M("--rjit-verbose=num",        "", "Print JIT logs of level num or less to stderr (default: 0)"),
-    M("--rjit-max-cache=num",      "", "Max number of methods to be JIT-ed in a cache (default: " STRINGIZE(DEFAULT_MAX_CACHE_SIZE) ")"),
-    M("--rjit-call-threshold=num", "", "Number of calls to trigger JIT (for testing, default: " STRINGIZE(DEFAULT_CALL_THRESHOLD) ")"),
     M("--rjit-stats",              "", "Enable collecting RJIT statistics"),
+    M("--rjit-call-threshold=num", "", "Number of calls to trigger JIT (default: " STRINGIZE(DEFAULT_CALL_THRESHOLD) ")"),
+#if RUBY_DEBUG
+    M("--rjit-dump-disasm",        "", "Dump all JIT code"),
+#endif
     {0}
 };
 #undef M
diff --git a/ruby.c b/ruby.c
index cdbdd2dd08..72b69e71a2 100644
--- a/ruby.c
+++ b/ruby.c
@@ -321,20 +321,17 @@ usage(const char *name, int help, int highlight, int columns)
         M("syntax_suggest", "", "syntax_suggest (default: "DEFAULT_RUBYGEMS_ENABLED")"),
         M("rubyopt", "",        "RUBYOPT environment variable (default: enabled)"),
         M("frozen-string-literal", "", "freeze all string literals (default: disabled)"),
-#if USE_RJIT
-        M("rjit", "",           "C compiler-based JIT compiler (default: disabled)"),
-#endif
 #if USE_YJIT
         M("yjit", "",           "in-process JIT compiler (default: disabled)"),
+#endif
+#if USE_RJIT
+        M("rjit", "",           "pure-Ruby JIT compiler (default: disabled)"),
 #endif
     };
     static const struct ruby_opt_message warn_categories[] = {
         M("deprecated", "",       "deprecated features"),
         M("experimental", "",     "experimental features"),
     };
-#if USE_RJIT
-    extern const struct ruby_opt_message rjit_option_messages[];
-#endif
 #if USE_YJIT
     static const struct ruby_opt_message yjit_options[] = {
         M("--yjit-stats",              "", "Enable collecting YJIT statistics"),
@@ -343,6 +340,9 @@ usage(const char *name, int help, int highlight, int columns)
         M("--yjit-max-versions=num",   "", "Maximum number of versions per basic block (default: 4)"),
         M("--yjit-greedy-versioning",  "", "Greedy versioning mode (default: disabled)"),
     };
+#endif
+#if USE_RJIT
+    extern const struct ruby_opt_message rjit_option_messages[];
 #endif
     int i;
     const char *sb = highlight ? esc_standout+1 : esc_none;
@@ -370,16 +370,16 @@ usage(const char *name, int help, int highlight, int columns)
     printf("%s""Warning categories:%s\n", sb, se);
     for (i = 0; i < numberof(warn_categories); ++i)
         SHOW(warn_categories[i]);
-#if USE_RJIT
-    printf("%s""RJIT options (experimental):%s\n", sb, se);
-    for (i = 0; rjit_option_messages[i].str; ++i)
-        SHOW(rjit_option_messages[i]);
-#endif
 #if USE_YJIT
     printf("%s""YJIT options:%s\n", sb, se);
     for (i = 0; i < numberof(yjit_options); ++i)
         SHOW(yjit_options[i]);
 #endif
+#if USE_RJIT
+    printf("%s""RJIT options (experimental):%s\n", sb, se);
+    for (i = 0; rjit_option_messages[i].str; ++i)
+        SHOW(rjit_option_messages[i]);
+#endif
 }
 
 #define rubylib_path_new rb_str_new