diff --git a/include/mimalloc.h b/include/mimalloc.h
index 9106fdea..6615e2e2 100644
--- a/include/mimalloc.h
+++ b/include/mimalloc.h
@@ -236,8 +236,10 @@ typedef enum mi_option_e {
 
 
 mi_decl_export bool  mi_option_is_enabled(mi_option_t option);
-mi_decl_export void  mi_option_enable(mi_option_t option, bool enable);
-mi_decl_export void  mi_option_enable_default(mi_option_t option, bool enable);
+mi_decl_export void  mi_option_enable(mi_option_t option);
+mi_decl_export void  mi_option_disable(mi_option_t option);
+mi_decl_export void  mi_option_set_enabled(mi_option_t option, bool enable);
+mi_decl_export void  mi_option_set_enabled_default(mi_option_t option, bool enable);
 
 mi_decl_export long  mi_option_get(mi_option_t option);
 mi_decl_export void  mi_option_set(mi_option_t option, long value);
diff --git a/src/options.c b/src/options.c
index de1ef079..67a55d36 100644
--- a/src/options.c
+++ b/src/options.c
@@ -102,14 +102,23 @@ bool mi_option_is_enabled(mi_option_t option) {
   return (mi_option_get(option) != 0);
 }
 
-void mi_option_enable(mi_option_t option, bool enable) {
+void mi_option_set_enabled(mi_option_t option, bool enable) {
   mi_option_set(option, (enable ? 1 : 0));
 }
 
-void mi_option_enable_default(mi_option_t option, bool enable) {
+void mi_option_set_enabled_default(mi_option_t option, bool enable) {
   mi_option_set_default(option, (enable ? 1 : 0));
 }
 
+void mi_option_enable(mi_option_t option) {
+  mi_option_set_enabled(option,true);
+}
+
+void mi_option_disable(mi_option_t option) {
+  mi_option_set_enabled(option,false);
+}
+
+
 // --------------------------------------------------------
 // Messages
 // --------------------------------------------------------