diff --git a/Makefile b/Makefile
index 4a1a556f..fa2ebe55 100644
--- a/Makefile
+++ b/Makefile
@@ -22,7 +22,6 @@
 
 NUMPROC ?= $(shell nproc)
 
-LLVM_CONFIG_PATH ?=
 LLVM_VERSION ?=
 CMAKE_CXX_FLAGS ?=
 CMAKE_EXE_LINKER_FLAGS ?=
@@ -40,7 +39,6 @@ debug/CMakeLists.txt:
 		-DCMAKE_BUILD_TYPE=Debug \
 		-DCMAKE_CXX_FLAGS="$(CMAKE_CXX_FLAGS)" \
 		-DCMAKE_EXE_LINKER_FLAGS="$(CMAKE_EXE_LINKER_FLAGS)" \
-		-DLLVM_CONFIG_PATH=$(LLVM_CONFIG_PATH) \
 		-DLLVM_VERSION=${LLVM_VERSION}
 
 release/CMakeLists.txt:
@@ -50,7 +48,6 @@ release/CMakeLists.txt:
 		-DCMAKE_BUILD_TYPE=Release \
 		-DCMAKE_CXX_FLAGS="$(CMAKE_CXX_FLAGS)" \
 		-DCMAKE_EXE_LINKER_FLAGS="$(CMAKE_EXE_LINKER_FLAGS)" \
-		-DLLVM_CONFIG_PATH=$(LLVM_CONFIG_PATH) \
         -DLLVM_VERSION=${LLVM_VERSION}
 
 debug: debug/CMakeLists.txt
diff --git a/README.md b/README.md
index ad874fe2..9d20da86 100644
--- a/README.md
+++ b/README.md
@@ -75,11 +75,7 @@ make release
 release/clang-uml --help
 
 # To build using a specific installed version of LLVM use:
-LLVM_CONFIG_PATH=/usr/bin/llvm-config-13 make release
-
-# To build on macos, it is necessary to provide also path to LLVM cmake directory, e.g.:
-export LLVM_PREFIX="/usr/local/Cellar/llvm@12/12.0.1_1"
-LLVM_CONFIG_PATH="${LLVM_PREFIX}/bin/llvm-config" CMAKE_PREFIX_PATH="${LLVM_PREFIX}/lib/cmake/llvm/" make test
+LLVM_VERSION=13 make release
 
 # Optionally
 make install