diff --git a/net/kamailio-5.x/Makefile b/net/kamailio-5.x/Makefile
index 90b0c92..fbc16c2 100644
--- a/net/kamailio-5.x/Makefile
+++ b/net/kamailio-5.x/Makefile
@@ -10,7 +10,7 @@ include $(TOPDIR)/rules.mk
 
 PKG_NAME:=kamailio5
 PKG_VERSION:=5.4.0
-PKG_RELEASE:=2
+PKG_RELEASE:=3
 
 PKG_SOURCE_URL:=https://www.kamailio.org/pub/kamailio/$(PKG_VERSION)/src
 PKG_SOURCE:=kamailio-$(PKG_VERSION)$(PKG_VARIANT)_src.tar.gz
@@ -407,7 +407,7 @@ EXTRA_MODULES:= \
 # When CONFIG_CPU_TYPE matches one of the identifiers in the list below, set
 # ARCH to "mips2" to get FAST_LOCK support.
 ifeq ($(call qstrip,$(CONFIG_ARCH)),mips)
-CPU_MIPS2:=mips32 24kc 34kc 74kc
+CPU_MIPS2:=mips32 24kc 34kc 4kec 74kc
 endif
 
 MAKE_FLAGS += \
diff --git a/net/kamailio-5.x/patches/150-erlang-fix-flags.patch b/net/kamailio-5.x/patches/150-erlang-fix-flags.patch
new file mode 100644
index 0000000..60ab4f2
--- /dev/null
+++ b/net/kamailio-5.x/patches/150-erlang-fix-flags.patch
@@ -0,0 +1,30 @@
+--- a/src/modules/erlang/Makefile
++++ b/src/modules/erlang/Makefile
+@@ -5,20 +5,21 @@ include ../../Makefile.defs
+ auto_gen=
+ NAME=erlang.so
+ 
+-ERLANG=$(shell which erl)
++# In OpenWrt Erlang resides in standard locations, no special flags required
++#ERLANG=$(shell which erl)
+ 
+ ifneq ($(ERLANG),)
+ ERLANG_LIBDIR=$(shell $(ERLANG) -noshell -eval 'io:format("~n~s/lib~n", [[code:lib_dir("erl_interface")]]).' -s erlang halt | tail -n 1)
+ ERLANG_INCDIR=$(shell $(ERLANG) -noshell -eval 'io:format("~n~s/include~n", [[code:lib_dir("erl_interface")]]).' -s erlang halt | tail -n 1)
+ endif
+ 
+-ifeq ($(ERLANG_LIBDIR)$(ERLANG_INCDIR),)
+-$(error Not found Erlang)
+-endif
++#ifeq ($(ERLANG_LIBDIR)$(ERLANG_INCDIR),)
++#$(error Not found Erlang)
++#endif
+ 
+-LIBS=-L$(ERLANG_LIBDIR) -lei -lpthread
++LIBS=-lei -lpthread
+ 
+-DEFS+=-I$(ERLANG_INCDIR)
++#DEFS+=-I$(ERLANG_INCDIR)
+ DEFS+=-D_REENTRANT
+ 
+