diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 0000000..b4fb870
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,3 @@
+[submodule "bakara/vendor/spdlog"]
+	path = bakara/vendor/spdlog
+	url = https://github.com/gabime/spdlog
diff --git a/bakara/src/bakara/core/Log.cpp b/bakara/src/bakara/core/core.h
similarity index 100%
rename from bakara/src/bakara/core/Log.cpp
rename to bakara/src/bakara/core/core.h
diff --git a/bakara/src/bakara/core/Log.h b/bakara/src/bakara/core/log.cpp
similarity index 100%
rename from bakara/src/bakara/core/Log.h
rename to bakara/src/bakara/core/log.cpp
diff --git a/bakara/src/bakara/core/log.h b/bakara/src/bakara/core/log.h
new file mode 100644
index 0000000..e69de29
diff --git a/bakara/src/bakara/math/math.h b/bakara/src/bakara/math/math.h
index c9b071e..bbe7385 100644
--- a/bakara/src/bakara/math/math.h
+++ b/bakara/src/bakara/math/math.h
@@ -1,3 +1,2 @@
 #pragma once
-
 #include "type.h"
\ No newline at end of file
diff --git a/bakara/src/bakara/math/type.h b/bakara/src/bakara/math/type.h
index bfbea39..a3e6dcb 100644
--- a/bakara/src/bakara/math/type.h
+++ b/bakara/src/bakara/math/type.h
@@ -4,7 +4,7 @@
 namespace Bk::Math {
     typedef glm::vec2 Vec2;
     typedef glm::vec3 Vec3;
-    typedef glm::ve4 Vec4;
+    typedef glm::vec4 Vec4;
     typedef glm::mat4 Mat4;
     typedef glm::mat3 Mat3;    
 }
diff --git a/bakara/vendor/spdlog b/bakara/vendor/spdlog
new file mode 160000
index 0000000..696db97
--- /dev/null
+++ b/bakara/vendor/spdlog
@@ -0,0 +1 @@
+Subproject commit 696db97f672e9082e50e50af315d0f4234c82397
diff --git a/spdlog b/spdlog
new file mode 160000
index 0000000..696db97
--- /dev/null
+++ b/spdlog
@@ -0,0 +1 @@
+Subproject commit 696db97f672e9082e50e50af315d0f4234c82397