diff --git a/port/libusb/CMakeLists.txt b/port/libusb/CMakeLists.txt
index c31cf0da2..f041c0236 100644
--- a/port/libusb/CMakeLists.txt
+++ b/port/libusb/CMakeLists.txt
@@ -171,7 +171,7 @@ list(SORT EXAMPLES_C)
 file(GLOB EXAMPLES_GATT "../../example/*.gatt")
 
 # remove some
-file(GLOB EXAMPLES_OFF  "../../example/sco_demo_util.c" "../../example/ant_test.c" "../../example/avrcp_browsing_client.c")
+file(GLOB EXAMPLES_OFF  "../../example/*demo_util*.c" "../../example/ant_test.c" "../../example/avrcp_browsing_client.c")
 list(REMOVE_ITEM EXAMPLES_C ${EXAMPLES_OFF})
 
 # on Mac 10.14, adding lwip to libstack results in a yet not understood link error
diff --git a/port/qt-h4/CMakeLists.txt b/port/qt-h4/CMakeLists.txt
index 008f205cc..2d0ae1ebd 100644
--- a/port/qt-h4/CMakeLists.txt
+++ b/port/qt-h4/CMakeLists.txt
@@ -176,7 +176,7 @@ list(SORT EXAMPLES_C)
 file(GLOB EXAMPLES_GATT "${BTSTACK_ROOT}/example/*.gatt")
 
 # remove some
-file(GLOB EXAMPLES_OFF  "${BTSTACK_ROOT}/example/panu_demo.c" "${BTSTACK_ROOT}/example/sco_demo_util.c" "${BTSTACK_ROOT}/example/ant_test.c" "${BTSTACK_ROOT}/example/avrcp_browsing_client.c")
+file(GLOB EXAMPLES_OFF  "${BTSTACK_ROOT}/example/panu_demo.c" "${BTSTACK_ROOT}/example/*demo_util*.c" "${BTSTACK_ROOT}/example/ant_test.c" "${BTSTACK_ROOT}/example/avrcp_browsing_client.c")
 list(REMOVE_ITEM EXAMPLES_C ${EXAMPLES_OFF})
 
 # on Mac 10.14, adding lwip to libstack results in a yet not understood link error
diff --git a/port/qt-usb/CMakeLists.txt b/port/qt-usb/CMakeLists.txt
index 1aea97a14..d8ba3b04c 100644
--- a/port/qt-usb/CMakeLists.txt
+++ b/port/qt-usb/CMakeLists.txt
@@ -174,7 +174,7 @@ list(SORT EXAMPLES_C)
 file(GLOB EXAMPLES_GATT "${BTSTACK_ROOT}/example/*.gatt")
 
 # remove some
-file(GLOB EXAMPLES_OFF  "${BTSTACK_ROOT}/example/panu_demo.c" "${BTSTACK_ROOT}/example/sco_demo_util.c" "${BTSTACK_ROOT}/example/ant_test.c" "${BTSTACK_ROOT}/example/avrcp_browsing_client.c")
+file(GLOB EXAMPLES_OFF  "${BTSTACK_ROOT}/example/panu_demo.c" "${BTSTACK_ROOT}/example/*demo_util*.c" "${BTSTACK_ROOT}/example/ant_test.c" "${BTSTACK_ROOT}/example/avrcp_browsing_client.c")
 list(REMOVE_ITEM EXAMPLES_C ${EXAMPLES_OFF})
 
 # on Mac 10.14, adding lwip to libstack results in a yet not understood link error