diff --git a/CMakeLists.txt b/CMakeLists.txt
index eb67b393c..9874fa88b 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -9,7 +9,7 @@ if (CMAKE_BINARY_DIR STREQUAL CMAKE_SOURCE_DIR)
 	)
 endif()
 
-cmake_minimum_required(VERSION 3.27)
+cmake_minimum_required(VERSION 3.28)
 project(yosys LANGUAGES C CXX)
 
 set(CMAKE_MODULE_PATH "${CMAKE_SOURCE_DIR}/cmake" ${CMAKE_MODULE_PATH})
@@ -31,6 +31,10 @@ include(YosysAbcSubmodule)
 include(YosysVerific)
 include(UseHomebrew)
 
+# Fix for using Clang from nixpkgs
+# see https://github.com/YosysHQ/yosys/pull/5936#issuecomment-4637319568
+set(CMAKE_CXX_SCAN_FOR_MODULES NO)
+
 # Build options.
 set(YOSYS_COMPILER_LAUNCHER "" CACHE STRING "Compiler launcher (ccache, sccache)")
 option(YOSYS_ENABLE_COVERAGE "Enable code coverage" OFF)
@@ -532,6 +536,7 @@ if (NOT YOSYS_BUILD_PYTHON_ONLY)
 		COMMAND make vanilla-test ${makefile_vars}
 		WORKING_DIRECTORY ${CMAKE_SOURCE_DIR}/tests
 		DEPENDS ${makefile_depends}
+		JOB_SERVER_AWARE TRUE
 	)
 
 	add_custom_target(test
@@ -543,6 +548,7 @@ if (NOT YOSYS_BUILD_PYTHON_ONLY)
 		COMMAND make gen ${makefile_vars}
 		WORKING_DIRECTORY ${CMAKE_SOURCE_DIR}/docs
 		DEPENDS ${makefile_depends}
+		JOB_SERVER_AWARE TRUE
 	)
 	foreach (format html latexpdf)
 		add_custom_target(docs-${format}
@@ -555,6 +561,7 @@ if (NOT YOSYS_BUILD_PYTHON_ONLY)
 		COMMAND make test ${makefile_vars}
 		WORKING_DIRECTORY ${CMAKE_SOURCE_DIR}/docs
 		DEPENDS ${makefile_depends}
+		JOB_SERVER_AWARE TRUE
 	)
 endif()
 
diff --git a/README.md b/README.md
index f8b3dfa4f..e27486a84 100644
--- a/README.md
+++ b/README.md
@@ -76,7 +76,7 @@ or
 	$ git submodule update --init --recursive
 
 A C++ compiler with C++20 support is required as well as some standard tools
-such as GNU Flex, GNU Bison (>=3.8), CMake (>=3.27), Make (or other CMake
+such as GNU Flex, GNU Bison (>=3.8), CMake (>=3.28), Make (or other CMake
 generator such as Ninja), and Python (>=3.11). Some additional tools: readline,
 libffi, Tcl and zlib; will be used if available but are optional. Graphviz and
 Xdot are used by the `show` command to display schematics.
diff --git a/docs/source/getting_started/installation.rst b/docs/source/getting_started/installation.rst
index 691731fbf..cbbe5aa31 100644
--- a/docs/source/getting_started/installation.rst
+++ b/docs/source/getting_started/installation.rst
@@ -88,7 +88,7 @@ Build prerequisites
 ^^^^^^^^^^^^^^^^^^^
 
 A C++ compiler with C++20 support is required as well as some standard tools
-such as GNU Flex, GNU Bison (>=3.8), CMake (>=3.27), Make (or other CMake
+such as GNU Flex, GNU Bison (>=3.8), CMake (>=3.28), Make (or other CMake
 generator such as Ninja), and Python (>=3.11). Some additional tools: readline,
 libffi, Tcl and zlib; will be used if available but are optional. Graphviz and
 Xdot are used by the `show` command to display schematics.