diff --git a/lib/subghz/protocols/renault_hitag.c b/lib/subghz/protocols/renault_hitag.c
index e2dd201d..72cbab9e 100644
--- a/lib/subghz/protocols/renault_hitag.c
+++ b/lib/subghz/protocols/renault_hitag.c
@@ -6,7 +6,6 @@
 
 #define TAG "RenaultHitag"
 
-// reemplazo de DURATION_DIFF
 #define ABS_DIFF(a, b) ((a) > (b) ? ((a) - (b)) : ((b) - (a)))
 
 static const SubGhzBlockConst renault_hitag_const = {
@@ -47,7 +46,7 @@ static void renault_hitag_reset(void* ctx) {
 }
 
 static void renault_hitag_feed(void* ctx, bool level, uint32_t duration) {
-    UNUSED(level); // 👈 FIX warning
+    UNUSED(level);
 
     RenaultHitagDecoder* inst = ctx;
 
diff --git a/lib/subghz/protocols/renault_valeo.c b/lib/subghz/protocols/renault_valeo.c
index b0cef7d7..c08bffc0 100644
--- a/lib/subghz/protocols/renault_valeo.c
+++ b/lib/subghz/protocols/renault_valeo.c
@@ -37,7 +37,7 @@ static void feed(void* ctx,bool level,uint32_t d){
     UNUSED(level);
     RenaultValeoDecoder* i = ctx;
 
-    if(d<600){ // heurística simple
+    if(d<600){
         i->data <<=1;
         i->bit_count++;
     } else if(d<1200){
@@ -51,7 +51,7 @@ static void feed(void* ctx,bool level,uint32_t d){
             i->generic.serial = (uint32_t)(i->data>>32);
             i->generic.cnt = (i->data>>8)&0xFFFF;
 
-            // 🔐 placeholder crypto
+            // placeholder
             // uint64_t key = [MFKey keeloq key];
 
             if(i->base.callback)