diff --git a/mesonbuild/cmake/interpreter.py b/mesonbuild/cmake/interpreter.py
index 1962e062c..c0c0a4489 100644
--- a/mesonbuild/cmake/interpreter.py
+++ b/mesonbuild/cmake/interpreter.py
@@ -226,7 +226,7 @@ class CMakeInterpreter:
         self.languages = []
         self.targets = []
 
-    def configure(self) -> None:
+    def configure(self, extra_cmake_options: List[str]) -> None:
         # Find CMake
         cmake_exe, cmake_vers, _ = CMakeDependency.find_cmake_binary(self.env)
         if cmake_exe is None or cmake_exe is False:
@@ -249,7 +249,9 @@ class CMakeInterpreter:
             elif len(exelist) == 2:
                 cmake_args += ['-DCMAKE_{}_COMPILER_LAUNCHER={}'.format(cmake_lang, exelist[0]),
                                '-DCMAKE_{}_COMPILER={}'.format(cmake_lang, exelist[1])]
-        cmake_args += ['-G', generator, '-DCMAKE_INSTALL_PREFIX={}'.format(self.install_prefix)]
+        cmake_args += ['-G', generator]
+        cmake_args += ['-DCMAKE_INSTALL_PREFIX={}'.format(self.install_prefix)]
+        cmake_args += extra_cmake_options
 
         # Run CMake
         mlog.log()
@@ -276,10 +278,10 @@ class CMakeInterpreter:
         if proc.returncode != 0:
             raise CMakeException('Failed to configure the CMake subproject')
 
-    def initialise(self) -> None:
+    def initialise(self, extra_cmake_options: List[str]) -> None:
         # Run configure the old way becuse doing it
         # with the server doesn't work for some reason
-        self.configure()
+        self.configure(extra_cmake_options)
 
         with self.client.connect():
             generator = CMAKE_BACKEND_GENERATOR_MAP[self.backend_name]
@@ -300,6 +302,7 @@ class CMakeInterpreter:
         src_dir = bs_reply.src_dir
         self.bs_files = [x.file for x in bs_reply.build_files if  not x.is_cmake and not x.is_temp]
         self.bs_files = [os.path.relpath(os.path.join(src_dir, x), self.env.get_source_dir()) for x in self.bs_files]
+        self.bs_files = list(set(self.bs_files))
         self.codemodel = cm_reply
 
     def analyse(self) -> None:
diff --git a/mesonbuild/interpreter.py b/mesonbuild/interpreter.py
index 6df7ae174..efed755e2 100644
--- a/mesonbuild/interpreter.py
+++ b/mesonbuild/interpreter.py
@@ -2028,7 +2028,7 @@ permitted_kwargs = {'add_global_arguments': {'language', 'native'},
                     'both_libraries': known_library_kwargs,
                     'library': known_library_kwargs,
                     'subdir': {'if_found'},
-                    'subproject': {'version', 'default_options', 'required', 'method'},
+                    'subproject': {'version', 'default_options', 'required', 'method', 'cmake_options'},
                     'test': {'args', 'depends', 'env', 'is_parallel', 'should_fail', 'timeout', 'workdir',
                              'suite', 'protocol'},
                     'vcs_tag': {'input', 'output', 'fallback', 'command', 'replace_string'},
@@ -2548,8 +2548,9 @@ external dependencies (including libraries) must go to "dependencies".''')
         with mlog.nested():
             new_build = self.build.copy()
             prefix = self.coredata.builtins['prefix'].value
+            cmake_options = mesonlib.stringlistify(kwargs.get('cmake_options', []))
             cm_int = CMakeInterpreter(new_build, subdir, subdir_abs, prefix, new_build.environment, self.backend)
-            cm_int.initialise()
+            cm_int.initialise(cmake_options)
             cm_int.analyse()
 
             # Generate a meson ast and execute it with the normal do_subproject_meson
@@ -2561,15 +2562,15 @@ external dependencies (including libraries) must go to "dependencies".''')
                 mlog.log()
 
                 # Debug print the generated meson file
-                mlog.log('=== BEGIN meson.build ===')
+                mlog.debug('=== BEGIN meson.build ===')
                 from .ast import AstIndentationGenerator, AstPrinter
                 printer = AstPrinter()
                 ast.accept(AstIndentationGenerator())
                 ast.accept(printer)
                 printer.post_process()
-                mlog.log(printer.result)
-                mlog.log('=== END meson.build ===')
-                mlog.log()
+                mlog.debug(printer.result)
+                mlog.debug('=== END meson.build ===')
+                mlog.debug()
 
             result = self.do_subproject_meson(dirname, subdir, default_options, required, kwargs, ast, cm_int.bs_files)
 
diff --git a/test cases/cmake/5 cmake options/meson.build b/test cases/cmake/5 cmake options/meson.build
new file mode 100644
index 000000000..3b58515a0
--- /dev/null
+++ b/test cases/cmake/5 cmake options/meson.build	
@@ -0,0 +1,3 @@
+project('cmake_set_opt', ['c'])
+
+subproject('cmOpts', method: 'cmake', cmake_options: '-DSOME_CMAKE_VAR=something')
diff --git a/test cases/cmake/5 cmake options/subprojects/cmOpts/CMakeLists.txt b/test cases/cmake/5 cmake options/subprojects/cmOpts/CMakeLists.txt
new file mode 100644
index 000000000..62b5990e5
--- /dev/null
+++ b/test cases/cmake/5 cmake options/subprojects/cmOpts/CMakeLists.txt	
@@ -0,0 +1,5 @@
+cmake_minimum_required(VERSION 3.7)
+
+if(NOT "${SOME_CMAKE_VAR}" STREQUAL "something")
+  message(FATAL_ERROR "Setting the CMake var failed")
+endif()