diff --git a/sandboxed_api/tools/clang_generator/CMakeLists.txt b/sandboxed_api/tools/clang_generator/CMakeLists.txt
index 4cb1752..2597cb4 100644
--- a/sandboxed_api/tools/clang_generator/CMakeLists.txt
+++ b/sandboxed_api/tools/clang_generator/CMakeLists.txt
@@ -12,11 +12,11 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-# Minimum supported: LLVM 7.0.1
+# Minimum supported: LLVM 11.0.0
 find_package(LLVM REQUIRED)
 find_package(Clang REQUIRED)
-if(LLVM_VERSION VERSION_LESS "7.0.1")
-  message(FATAL_ERROR "SAPI header generator needs LLVM 7.0.1 or newer")
+if(LLVM_VERSION VERSION_LESS "11.0.0")
+  message(FATAL_ERROR "SAPI header generator needs LLVM 11 or newer")
 endif()
 
 add_library(sapi_generator