diff --git a/modules/x11grab/CMakeLists.txt b/modules/x11grab/CMakeLists.txt
index 37d4fd0734..c71bea23cf 100644
--- a/modules/x11grab/CMakeLists.txt
+++ b/modules/x11grab/CMakeLists.txt
@@ -1,5 +1,14 @@
 project(x11grab)
 
+find_package(X11)
+
+if(NOT X11_XShm_FOUND)
+  return()
+endif()
+
+list(APPEND MODULES_DETECTED ${PROJECT_NAME})
+set(MODULES_DETECTED ${MODULES_DETECTED} PARENT_SCOPE)
+
 set(SRCS x11grab.c)
 
 if(STATIC)
@@ -8,5 +17,5 @@ else()
     add_library(${PROJECT_NAME} MODULE ${SRCS})
 endif()
 
-target_include_directories(${PROJECT_NAME} PRIVATE ${X11_INCLUDE_DIRS})
+target_include_directories(${PROJECT_NAME} PRIVATE ${X11_INCLUDE_DIR})
 target_link_libraries(${PROJECT_NAME} PRIVATE ${X11_LIBRARIES})