diff --git a/include/ruby/ruby.h b/include/ruby/ruby.h
index 6578ffe..3e8aac6 100644
--- a/include/ruby/ruby.h
+++ b/include/ruby/ruby.h
@@ -2521,6 +2521,7 @@ int ruby_run_node(void *n);
 
 /* version.c */
 void ruby_show_version(void);
+void ruby_show_version_with_jit(int jit_on);
 void ruby_show_copyright(void);
 
 
diff --git a/ruby.c b/ruby.c
index 79fb6d1..90a2868 100644
--- a/ruby.c
+++ b/ruby.c
@@ -1555,7 +1555,11 @@ process_options(int argc, char **argv, ruby_cmdline_options_t *opt)
 	rb_warning("-K is specified; it is for 1.8 compatibility and may cause odd behavior");
 
     if (opt->dump & (DUMP_BIT(version) | DUMP_BIT(version_v))) {
-	ruby_show_version();
+	int jit_on = opt->mjit.on;
+#ifdef MJIT_FORCE_ENABLE
+	jit_on = 1;
+#endif
+	ruby_show_version_with_jit(jit_on);
 	if (opt->dump & DUMP_BIT(version)) return Qtrue;
     }
     if (opt->dump & DUMP_BIT(copyright)) {
diff --git a/version.c b/version.c
index 4c7b1ab..55d8530 100644
--- a/version.c
+++ b/version.c
@@ -86,7 +86,16 @@ Init_version(void)
 void
 ruby_show_version(void)
 {
-    PRINT(description);
+    ruby_show_version_with_jit(0);
+}
+
+/*! Prints the version information of the CRuby interpreter to stdout, including JIT information. */
+void
+ruby_show_version_with_jit(int jit_on)
+{
+    printf("%s", ruby_description);
+    if (jit_on) printf(" +JIT"); 
+    printf("\n");
 #ifdef RUBY_LAST_COMMIT_TITLE
     fputs("last_commit=" RUBY_LAST_COMMIT_TITLE, stdout);
 #endif