diff --git a/applications/unit_tests/subghz/subghz_test.c b/applications/unit_tests/subghz/subghz_test.c
index 3a65429a..879deae8 100644
--- a/applications/unit_tests/subghz/subghz_test.c
+++ b/applications/unit_tests/subghz/subghz_test.c
@@ -13,7 +13,7 @@
 #define CAME_ATOMO_DIR_NAME "/ext/subghz/assets/came_atomo"
 #define NICE_FLOR_S_DIR_NAME "/ext/subghz/assets/nice_flor_s"
 #define TEST_RANDOM_DIR_NAME "/ext/unit_tests/subghz/test_random_raw.sub"
-#define TEST_RANDOM_COUNT_PARSE 116
+#define TEST_RANDOM_COUNT_PARSE 113
 #define TEST_TIMEOUT 10000
 
 static SubGhzEnvironment* environment_handler;
diff --git a/lib/subghz/protocols/holtek.c b/lib/subghz/protocols/holtek.c
index dcb51de4..174d023e 100644
--- a/lib/subghz/protocols/holtek.c
+++ b/lib/subghz/protocols/holtek.c
@@ -19,8 +19,8 @@
 #define HOLTEK_HEADER 0x5000000000
 
 static const SubGhzBlockConst subghz_protocol_holtek_const = {
-    .te_short = 500,
-    .te_long = 1000,
+    .te_short = 430,
+    .te_long = 870,
     .te_delta = 100,
     .min_count_bit_for_found = 40,
 };
@@ -347,8 +347,8 @@ void subghz_protocol_decoder_holtek_get_string(void* context, string_t output) {
         "Sn:0x%05lX BTN:%X ",
         instance->generic.protocol_name,
         instance->generic.data_count_bit,
-        (uint32_t)((instance->generic.data >> 32) & 0xFFFFFF),
-        (uint32_t)(instance->generic.data & 0xFFFFFF),
+        (uint32_t)((instance->generic.data >> 32) & 0xFFFFFFFF),
+        (uint32_t)(instance->generic.data & 0xFFFFFFFF),
         instance->generic.serial,
         instance->generic.btn >> 4);
 
diff --git a/lib/subghz/protocols/princeton.c b/lib/subghz/protocols/princeton.c
index 7579a3ca..046484c7 100644
--- a/lib/subghz/protocols/princeton.c
+++ b/lib/subghz/protocols/princeton.c
@@ -245,7 +245,8 @@ void subghz_protocol_decoder_princeton_feed(void* context, bool level, uint32_t
                 instance->decoder.parser_step = PrincetonDecoderStepSaveDuration;
                 if(instance->decoder.decode_count_bit ==
                    subghz_protocol_princeton_const.min_count_bit_for_found) {
-                    if(instance->last_data == instance->decoder.decode_data) {
+                    if((instance->last_data == instance->decoder.decode_data) &&
+                       instance->last_data) {
                         instance->te /= (instance->decoder.decode_count_bit * 4 + 1);
 
                         instance->generic.data = instance->decoder.decode_data;