diff --git a/trunk/doc/CHANGELOG.md b/trunk/doc/CHANGELOG.md
index 32302f0eae..486320cfa2 100644
--- a/trunk/doc/CHANGELOG.md
+++ b/trunk/doc/CHANGELOG.md
@@ -8,6 +8,7 @@ The changelog for SRS.
 
 ## SRS 6.0 Changelog
 
+* v6.0, 2023-03-25, Merge [#3477](https://github.com/ossrs/srs/pull/3477): Remove unneccessary NULL check in srs_freep. v6.0.38 (#3477)
 * v6.0, 2023-03-25, Merge [#3455](https://github.com/ossrs/srs/pull/3455): RTC: Call on_play before create session, for it might be freed for timeout. v6.0.37 (#3455)
 * v6.0, 2023-03-22, Merge [#3427](https://github.com/ossrs/srs/pull/3427): WHIP: Support DELETE resource for Larix Broadcaster. v6.0.36 (#3427)
 * v6.0, 2023-03-20, Merge [#3460](https://github.com/ossrs/srs/pull/3460): WebRTC: Support WHIP/WHEP players. v6.0.35 (#3460)
@@ -51,6 +52,7 @@ The changelog for SRS.
 
 ## SRS 5.0 Changelog
 
+* v5.0, 2023-03-25, Merge [#3477](https://github.com/ossrs/srs/pull/3477): Remove unneccessary NULL check in srs_freep. v5.0.150 (#3477)
 * v5.0, 2023-03-25, Merge [#3455](https://github.com/ossrs/srs/pull/3455): RTC: Call on_play before create session, for it might be freed for timeout. v5.0.149 (#3455)
 * v5.0, 2023-03-22, Merge [#3427](https://github.com/ossrs/srs/pull/3427): WHIP: Support DELETE resource for Larix Broadcaster. v5.0.148 (#3427)
 * v5.0, 2023-03-20, Merge [#3460](https://github.com/ossrs/srs/pull/3460): WebRTC: Support WHIP/WHEP players. v5.0.147 (#3460)
diff --git a/trunk/src/core/srs_core.hpp b/trunk/src/core/srs_core.hpp
index 5bb332d5cc..9aaa0ded83 100644
--- a/trunk/src/core/srs_core.hpp
+++ b/trunk/src/core/srs_core.hpp
@@ -44,17 +44,13 @@
 // To free the p and set to NULL.
 // @remark The p must be a pointer T*.
 #define srs_freep(p) \
-    if (p) { \
-        delete p; \
-        p = NULL; \
-    } \
+    delete p; \
+    p = NULL; \
     (void)0
 // Please use the freepa(T[]) to free an array, otherwise the behavior is undefined.
 #define srs_freepa(pa) \
-    if (pa) { \
-        delete[] pa; \
-        pa = NULL; \
-    } \
+    delete[] pa; \
+    pa = NULL; \
     (void)0
 
 // Check CPU for ST(state-threads), please read https://github.com/ossrs/state-threads/issues/22
diff --git a/trunk/src/core/srs_core_version5.hpp b/trunk/src/core/srs_core_version5.hpp
index 08eb4da339..213fce72c4 100644
--- a/trunk/src/core/srs_core_version5.hpp
+++ b/trunk/src/core/srs_core_version5.hpp
@@ -9,6 +9,6 @@
 
 #define VERSION_MAJOR       5
 #define VERSION_MINOR       0
-#define VERSION_REVISION    148
+#define VERSION_REVISION    150
 
 #endif
diff --git a/trunk/src/core/srs_core_version6.hpp b/trunk/src/core/srs_core_version6.hpp
index f8355215fd..0250b88e74 100644
--- a/trunk/src/core/srs_core_version6.hpp
+++ b/trunk/src/core/srs_core_version6.hpp
@@ -9,6 +9,6 @@
 
 #define VERSION_MAJOR       6
 #define VERSION_MINOR       0
-#define VERSION_REVISION    36
+#define VERSION_REVISION    38
 
 #endif