diff --git a/CHANGELOG.md b/CHANGELOG.md
index fb465cc..baaf2bd 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,9 @@
 ### Changelog:
 
+##### v4.0.5
+
+- Fix compilation error under elixir 1.13
+
 ##### v4.0.4
 
 - Speed up builds, use shallow clone for `cpp-driver`
diff --git a/c_src/nif.mk b/c_src/nif.mk
index 29f7420..adfd3fb 100644
--- a/c_src/nif.mk
+++ b/c_src/nif.mk
@@ -4,9 +4,15 @@
 CURDIR := $(shell pwd)
 BASEDIR := $(abspath $(CURDIR)/..)
 
+ifndef REBAR_BARE_COMPILER_OUTPUT_DIR
+	PRIV_DIR ?= $(BASEDIR)/priv
+else
+	PRIV_DIR ?= $(REBAR_BARE_COMPILER_OUTPUT_DIR)/priv
+endif
+
 C_SRC_DIR = $(CURDIR)
 C_SRC_ENV ?= $(C_SRC_DIR)/env.mk
-C_SRC_OUTPUT ?= $(CURDIR)/../priv/$(PROJECT_NIF_NAME).so
+C_SRC_OUTPUT ?= $(PRIV_DIR)/$(PROJECT_NIF_NAME).so
 
 #regenerate all the time the env.mk
 ifneq ($(wildcard $(C_SRC_DIR)),)
@@ -68,7 +74,7 @@ COMPILE_C = $(c_verbose) $(CC) $(CFLAGS) $(CPPFLAGS) -c
 COMPILE_CPP = $(cpp_verbose) $(CXX) $(CXXFLAGS) $(CPPFLAGS) -c
 
 $(C_SRC_OUTPUT): $(OBJECTS)
-	@mkdir -p $(BASEDIR)/priv/
+	@mkdir -p $(PRIV_DIR)/
 	$(link_verbose) $(CC) $(OBJECTS) $(LDFLAGS) -o $(C_SRC_OUTPUT)
 
 %.o: %.c
diff --git a/rebar.lock b/rebar.lock
index 1191c1b..dd792d8 100644
--- a/rebar.lock
+++ b/rebar.lock
@@ -1,8 +1,11 @@
-{"1.1.0",
+{"1.2.0",
 [{<<"goldrush">>,{pkg,<<"goldrush">>,<<"0.1.9">>},1},
  {<<"lager">>,{pkg,<<"lager">>,<<"3.9.2">>},0}]}.
 [
 {pkg_hash,[
  {<<"goldrush">>, <<"F06E5D5F1277DA5C413E84D5A2924174182FB108DABB39D5EC548B27424CD106">>},
- {<<"lager">>, <<"4CAB289120EB24964E3886BD22323CB5FEFE4510C076992A23AD18CF85413D8C">>}]}
+ {<<"lager">>, <<"4CAB289120EB24964E3886BD22323CB5FEFE4510C076992A23AD18CF85413D8C">>}]},
+{pkg_hash_ext,[
+ {<<"goldrush">>, <<"99CB4128CFFCB3227581E5D4D803D5413FA643F4EB96523F77D9E6937D994CEB">>},
+ {<<"lager">>, <<"7F904D9E87A8CB7E66156ED31768D1C8E26EBA1D54F4BC85B1AA4AC1F6340C28">>}]}
 ].
diff --git a/src/erlcass.app.src b/src/erlcass.app.src
index 370cefc..41c5396 100644
--- a/src/erlcass.app.src
+++ b/src/erlcass.app.src
@@ -2,7 +2,7 @@
     {description, "ErlCass - Erlang Cassandra Driver"},
     {licenses, ["MIT"]},
     {links,[{"Github","https://github.com/silviucpp/erlcass"}]},
-    {vsn, "4.0.4"},
+    {vsn, "4.0.5"},
     {registered, []},
     {applications, [kernel, stdlib, lager]},
     {mod, {erlcass_app, []}},