diff --git a/CMakeLists.txt b/CMakeLists.txt
index 7f31c61758..3cab1a472c 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -318,10 +318,6 @@ if(CMAKE_BUILD_TYPE STREQUAL "Coverage")
     endif(CMAKE_COMPILER_IS_GNU OR CMAKE_COMPILER_IS_CLANG)
 endif(CMAKE_BUILD_TYPE STREQUAL "Coverage")
 
-if(LIB_INSTALL_DIR)
-    set(CMAKE_INSTALL_LIBDIR "${LIB_INSTALL_DIR}")
-endif()
-
 if (NOT EXISTS "${MBEDTLS_FRAMEWORK_DIR}/CMakeLists.txt")
     message(FATAL_ERROR "${MBEDTLS_FRAMEWORK_DIR}/CMakeLists.txt not found. Run `git submodule update --init` from the source tree to fetch the submodule contents.")
 endif()
diff --git a/tf-psa-crypto/CMakeLists.txt b/tf-psa-crypto/CMakeLists.txt
index 4827e0f61a..21eb64e6fd 100644
--- a/tf-psa-crypto/CMakeLists.txt
+++ b/tf-psa-crypto/CMakeLists.txt
@@ -33,10 +33,6 @@ cmake_policy(SET CMP0012 NEW)
 
 if(NOT (CMAKE_CURRENT_SOURCE_DIR STREQUAL CMAKE_SOURCE_DIR))
 
-if(LIB_INSTALL_DIR)
-    set(CMAKE_INSTALL_LIBDIR "${LIB_INSTALL_DIR}")
-endif()
-
 set(TF_PSA_CRYPTO_PYTHON_EXECUTABLE ${MBEDTLS_PYTHON_EXECUTABLE})
 set(USE_STATIC_TF_PSA_CRYPTO_LIBRARY ${USE_STATIC_MBEDTLS_LIBRARY})
 set(USE_SHARED_TF_PSA_CRYPTO_LIBRARY ${USE_SHARED_MBEDTLS_LIBRARY})
diff --git a/tf-psa-crypto/TF-PSA-Crypto.cmake b/tf-psa-crypto/TF-PSA-Crypto.cmake
index 8c8768433d..9f88ddba9a 100644
--- a/tf-psa-crypto/TF-PSA-Crypto.cmake
+++ b/tf-psa-crypto/TF-PSA-Crypto.cmake
@@ -274,10 +274,6 @@ if(CMAKE_BUILD_TYPE STREQUAL "Coverage")
     endif(CMAKE_COMPILER_IS_GNU OR CMAKE_COMPILER_IS_CLANG)
 endif(CMAKE_BUILD_TYPE STREQUAL "Coverage")
 
-if(LIB_INSTALL_DIR)
-    set(CMAKE_INSTALL_LIBDIR "${LIB_INSTALL_DIR}")
-endif()
-
 if (NOT EXISTS "${MBEDTLS_FRAMEWORK_DIR}/CMakeLists.txt")
     message(FATAL_ERROR "${MBEDTLS_FRAMEWORK_DIR}/CMakeLists.txt not found. Run `git submodule update --init` from the source tree to fetch the submodule contents.")
 endif()