diff --git a/CMakeLists.txt b/CMakeLists.txt
index e1d017f06c817abfb615ed93d85af1d4a1f47da8..6d2e374011722c63f467780839821c6a473c0fb6 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -109,7 +109,6 @@ message (STATUS "Installing dependencies from Conan (this may take some time)...
 conan_cmake_run (CONANFILE conanfile.txt
                  BASIC_SETUP CMAKE_TARGETS
                  BUILD missing
-                 BUILD bison
                  BUILD_TYPE "Release"
                  SETTINGS compiler.libcxx=libstdc++11)
 #