diff --git a/arch_pkgs/c/.SRCINFO b/arch_pkgs/c/.SRCINFO
index e6ffb20..2434d9d 100644
--- a/arch_pkgs/c/.SRCINFO
+++ b/arch_pkgs/c/.SRCINFO
@@ -1,6 +1,6 @@
 pkgbase = cism
 	pkgdesc = C implementation of iSM
-	pkgver = 1.0.3
+	pkgver = 1.0.4
 	pkgrel = 1
 	url = https://github.com/neferin12/iSM
 	arch = x86_64
@@ -8,7 +8,7 @@ pkgbase = cism
 	makedepends = cmake
 	depends = glibc
 	depends = openmpi
-	source = libism-1.0.3.tar.gz::https://github.com/neferin12/iSM/archive/v1.0.3/libism-1.0.3.tar.gz
+	source = libism-1.0.4.tar.gz::https://github.com/neferin12/iSM/archive/v1.0.4/libism-1.0.4.tar.gz
 	sha256sums = c19929a4e563aff8783b57715df2ca6221704d3ade0480bd556ce55ad5fb6a23
 
 pkgname = libism
diff --git a/arch_pkgs/c/PKGBUILD b/arch_pkgs/c/PKGBUILD
index 64b79cc..aeb19d8 100644
--- a/arch_pkgs/c/PKGBUILD
+++ b/arch_pkgs/c/PKGBUILD
@@ -2,7 +2,7 @@
 
 pkgbase='cism'
 pkgname=('libism' 'cism')
-pkgver=1.0.3
+pkgver=1.0.4
 pkgrel=1
 pkgdesc='C implementation of iSM'
 arch=('x86_64')
diff --git a/c/CMakeLists.txt b/c/CMakeLists.txt
index 5f972a6..dfbef10 100644
--- a/c/CMakeLists.txt
+++ b/c/CMakeLists.txt
@@ -1,6 +1,6 @@
 cmake_minimum_required(VERSION 3.5)
 
-project(cISM VERSION 1.0.3 DESCRIPTION "C implementation of iSM")
+project(cISM VERSION 1.0.4 DESCRIPTION "C implementation of iSM")
 
 include(GNUInstallDirs)
 
diff --git a/c/src/CMakeLists.txt b/c/src/CMakeLists.txt
index 20d2d3e..07ebcad 100644
--- a/c/src/CMakeLists.txt
+++ b/c/src/CMakeLists.txt
@@ -1,7 +1,7 @@
 add_library(ism SHARED algorithm.c io.c log.c organization.c errorHandling.c constants.c)
 target_include_directories(ism PUBLIC ${PROJECT_SOURCE_DIR}/src/headers)
 
-add_executable(cism main.c cismMPI.c headers/cismMPI.h)
+add_executable(cism main.c cismMPI.c headers/cismMPI.h log.c headers/log.h)
 
 find_package(PkgConfig REQUIRED)
 find_package(MPI REQUIRED)
diff --git a/c/src/log.c b/c/src/log.c
index 2720c10..85337f8 100644
--- a/c/src/log.c
+++ b/c/src/log.c
@@ -20,7 +20,7 @@
  * IN THE SOFTWARE.
  */
 
-#include "log.h"
+#include "headers/log.h"
 
 #define MAX_CALLBACKS 32
 
@@ -55,7 +55,7 @@ static void stdout_callback(log_Event *ev) {
     buf[strftime(buf, sizeof(buf), "%H:%M:%S", ev->time)] = '\0';
 #ifdef LOG_USE_COLOR
     fprintf(
-    ev->udata, "%s %s%-5s\x1b[0m \x1b[90m:\x1b[0m ",
+    ev->udata, "%s %s%-5s\x1b[0m\x1b[90m:\x1b[0m ",
     buf, level_colors[ev->level], level_strings[ev->level]);
 #else
     fprintf(