diff --git a/plugins/libimhex/CMakeLists.txt b/plugins/libimhex/CMakeLists.txt
index 97cb3dc25..6cdfb67ec 100644
--- a/plugins/libimhex/CMakeLists.txt
+++ b/plugins/libimhex/CMakeLists.txt
@@ -67,9 +67,9 @@ else()
 endif()
 
 if (NOT USE_SYSTEM_CAPSTONE)
-    set(CAPSTONE_BUILD_STATIC_RUNTIME OFF)
-    set(CAPSTONE_BUILD_SHARED OFF)
-    set(CAPSTONE_BUILD_TESTS OFF)
+    set(CAPSTONE_BUILD_STATIC_RUNTIME OFF CACHE BOOL "Disable shared library building")
+    set(CAPSTONE_BUILD_SHARED OFF CACHE BOOL "Disable shared library building")
+    set(CAPSTONE_BUILD_TESTS OFF CACHE BOOL "Disable tests")
     add_subdirectory(${CMAKE_CURRENT_SOURCE_DIR}/../../external/capstone ${CMAKE_CURRENT_BINARY_DIR}/external/capstone EXCLUDE_FROM_ALL)
     set_target_properties(capstone-static PROPERTIES POSITION_INDEPENDENT_CODE ON)
     set(CAPSTONE_LIBRARIES "capstone-static")