diff --git a/includes/learnopengl/shader.h b/includes/learnopengl/shader.h
index 1104233..5bc746d 100644
--- a/includes/learnopengl/shader.h
+++ b/includes/learnopengl/shader.h
@@ -55,7 +55,7 @@ public:
         }
         catch (std::ifstream::failure& e)
         {
-            std::cout << "ERROR::SHADER::FILE_NOT_SUCCESFULLY_READ: " << e.what() << std::endl;
+            std::cout << "ERROR::SHADER::FILE_NOT_SUCCESSFULLY_READ: " << e.what() << std::endl;
         }
         const char* vShaderCode = vertexCode.c_str();
         const char * fShaderCode = fragmentCode.c_str();
diff --git a/includes/learnopengl/shader_c.h b/includes/learnopengl/shader_c.h
index d44581d..df89f95 100644
--- a/includes/learnopengl/shader_c.h
+++ b/includes/learnopengl/shader_c.h
@@ -37,7 +37,7 @@ public:
         }
         catch (std::ifstream::failure& e)
         {
-            std::cout << "ERROR::SHADER::FILE_NOT_SUCCESFULLY_READ: " << e.what() << std::endl;
+            std::cout << "ERROR::SHADER::FILE_NOT_SUCCESSFULLY_READ: " << e.what() << std::endl;
         }
         const char* cShaderCode = computeCode.c_str();
         // 2. compile shaders
diff --git a/includes/learnopengl/shader_m.h b/includes/learnopengl/shader_m.h
index d5e90f0..fddb346 100644
--- a/includes/learnopengl/shader_m.h
+++ b/includes/learnopengl/shader_m.h
@@ -43,7 +43,7 @@ public:
         }
         catch (std::ifstream::failure& e)
         {
-            std::cout << "ERROR::SHADER::FILE_NOT_SUCCESFULLY_READ: " << e.what() << std::endl;
+            std::cout << "ERROR::SHADER::FILE_NOT_SUCCESSFULLY_READ: " << e.what() << std::endl;
         }
         const char* vShaderCode = vertexCode.c_str();
         const char * fShaderCode = fragmentCode.c_str();
diff --git a/includes/learnopengl/shader_s.h b/includes/learnopengl/shader_s.h
index 80565a8..7d2767e 100644
--- a/includes/learnopengl/shader_s.h
+++ b/includes/learnopengl/shader_s.h
@@ -42,7 +42,7 @@ public:
         }
         catch (std::ifstream::failure& e)
         {
-            std::cout << "ERROR::SHADER::FILE_NOT_SUCCESFULLY_READ: " << e.what() << std::endl;
+            std::cout << "ERROR::SHADER::FILE_NOT_SUCCESSFULLY_READ: " << e.what() << std::endl;
         }
         const char* vShaderCode = vertexCode.c_str();
         const char * fShaderCode = fragmentCode.c_str();
diff --git a/includes/learnopengl/shader_t.h b/includes/learnopengl/shader_t.h
index 77468e6..1994e6a 100644
--- a/includes/learnopengl/shader_t.h
+++ b/includes/learnopengl/shader_t.h
@@ -76,7 +76,7 @@ public:
         }
         catch (std::ifstream::failure& e)
         {
-            std::cout << "ERROR::SHADER::FILE_NOT_SUCCESFULLY_READ" << std::endl;
+            std::cout << "ERROR::SHADER::FILE_NOT_SUCCESSFULLY_READ" << std::endl;
         }
         const char* vShaderCode = vertexCode.c_str();
         const char * fShaderCode = fragmentCode.c_str();