diff --git a/src/ecmascript/quickjs/attr.c b/src/ecmascript/quickjs/attr.c
index a712e2317..8c9d542fe 100644
--- a/src/ecmascript/quickjs/attr.c
+++ b/src/ecmascript/quickjs/attr.c
@@ -129,7 +129,7 @@ static const JSCFunctionListEntry js_attr_proto_funcs[] = {
 	JS_CFUNC_DEF("toString", 0, js_attr_toString)
 };
 
-static std::map<const void *, JSValueConst> map_attrs;
+static std::map<void *, JSValueConst> map_attrs;
 
 static
 void js_attr_finalizer(JSRuntime *rt, JSValue val)
@@ -145,7 +145,7 @@ static JSClassDef js_attr_class = {
 };
 
 JSValue
-getAttr(JSContext *ctx, const void *node)
+getAttr(JSContext *ctx, void *node)
 {
 #ifdef ECMASCRIPT_DEBUG
 	fprintf(stderr, "%s:%s\n", __FILE__, __FUNCTION__);
diff --git a/src/ecmascript/quickjs/attr.h b/src/ecmascript/quickjs/attr.h
index c86ab71ba..e35fdffbf 100644
--- a/src/ecmascript/quickjs/attr.h
+++ b/src/ecmascript/quickjs/attr.h
@@ -3,6 +3,6 @@
 
 #include <quickjs/quickjs.h>
 
-JSValue getAttr(JSContext *ctx, const void *node);
+JSValue getAttr(JSContext *ctx, void *node);
 
 #endif
diff --git a/src/ecmascript/quickjs/element.c b/src/ecmascript/quickjs/element.c
index fcae5ba79..c1531fc99 100644
--- a/src/ecmascript/quickjs/element.c
+++ b/src/ecmascript/quickjs/element.c
@@ -1767,7 +1767,7 @@ static const JSCFunctionListEntry js_element_proto_funcs[] = {
 	JS_CFUNC_DEF("toString", 0, js_element_toString)
 };
 
-static std::map<const void *, JSValueConst> map_elements;
+static std::map<void *, JSValueConst> map_elements;
 
 static
 void js_element_finalizer(JSRuntime *rt, JSValue val)
@@ -1834,7 +1834,7 @@ js_element_init(JSContext *ctx)
 
 
 JSValue
-getElement(JSContext *ctx, const void *node)
+getElement(JSContext *ctx, void *node)
 {
 #ifdef ECMASCRIPT_DEBUG
 	fprintf(stderr, "%s:%s\n", __FILE__, __FUNCTION__);
diff --git a/src/ecmascript/quickjs/element.h b/src/ecmascript/quickjs/element.h
index 316b74647..5ad3cd59e 100644
--- a/src/ecmascript/quickjs/element.h
+++ b/src/ecmascript/quickjs/element.h
@@ -3,7 +3,7 @@
 
 #include <quickjs/quickjs.h>
 
-JSValue getElement(JSContext *ctx, const void *node);
+JSValue getElement(JSContext *ctx, void *node);
 
 int js_element_init(JSContext *ctx);
 void walk_tree(struct string *buf, void *nod, bool start = true, bool toSortAttrs = false);