diff --git a/CMakeLists.txt b/CMakeLists.txt
index 3d02ee9a6..dde8b18e5 100755
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -31,34 +31,6 @@ find_package(OpenSSL REQUIRED)
 
 # For logging with spdlog
 find_package(spdlog REQUIRED)
-if(NOT spdlog_FOUND)
-    message(STATUS "spdlog not found. Will download and build it.")
-    
-    set(SPDLOG_INSTALL_DIR ${CMAKE_BINARY_DIR}/spdlog-install)
-    
-    ExternalProject_Add(
-        spdlog_external
-        GIT_REPOSITORY https://github.com/gabime/spdlog.git
-        GIT_TAG v1.11.0  # Specify the version you want
-        CMAKE_ARGS
-            -DCMAKE_INSTALL_PREFIX=${SPDLOG_INSTALL_DIR}
-            -DSPDLOG_BUILD_EXAMPLES=OFF
-            -DSPDLOG_BUILD_TESTS=OFF
-        )
-    
-    set(spdlog_INCLUDE_DIRS ${SPDLOG_INSTALL_DIR}/include)
-    set(spdlog_LIBRARIES ${SPDLOG_INSTALL_DIR}/lib/libspdlog.a)
-    
-    add_library(spdlog::spdlog STATIC IMPORTED)
-    set_target_properties(spdlog::spdlog PROPERTIES
-        IMPORTED_LOCATION ${spdlog_LIBRARIES}
-        INTERFACE_INCLUDE_DIRECTORIES ${spdlog_INCLUDE_DIRS}
-    )
-    add_dependencies(spdlog::spdlog spdlog_external)
-else()
-    message(STATUS "Found spdlog: ${spdlog_VERSION}")
-endif()
-
 
 # Include OpenSSL's headers in the project
 include_directories(${OPENSSL_INCLUDE_DIR})
diff --git a/README.md b/README.md
index ade70f109..84f2c3849 100644
--- a/README.md
+++ b/README.md
@@ -33,11 +33,9 @@ For the latest updates and information, check our [GitHub repository](https://gi
 Install the required dependencies using:
 
 ```bash
-sudo apt-get -y install libxerces-c-dev libxmu-dev libxpm-dev libglu1-mesa-dev qtbase5-dev libmotif-dev libargtable2-0 libboost-all-dev libqt53dextras5 libfmt-dev
+sudo apt-get -y install libxerces-c-dev libxmu-dev libxpm-dev libglu1-mesa-dev qtbase5-dev libmotif-dev libargtable2-0 libboost-all-dev libqt53dextras5 libfmt-dev spdlog-dev
 ``` 
 
-Note: spdlog will be automatically installed by CMake if not found on your system.
-
 ### Installing ROOT
 
 1. Download the latest ROOT binary from [ROOT's official website](https://root.cern/releases/) (e.g., version 6.28/04 at the time of writing), or compile from source.