diff --git a/libs/zaptel-1.4.x/Makefile b/libs/zaptel-1.4.x/Makefile
index c513d54..5c7b0c7 100644
--- a/libs/zaptel-1.4.x/Makefile
+++ b/libs/zaptel-1.4.x/Makefile
@@ -37,7 +37,8 @@ define KernelPackage/zaptel14
 			CONFIG_BRANCH_PROFILE_NONE=y \
 			CONFIG_PROFILE_ANNOTATED_BRANCHES=n \
 			CONFIG_PROFILE_ALL_BRANCHES=n \
-			CONFIG_RING_BUFFER_BENCHMARK=n
+			CONFIG_RING_BUFFER_BENCHMARK=n \
+			CONFIG_SYSPROF_TRACER=n
   FILES:=$(PKG_BUILD_DIR)/kernel/zaptel.$(LINUX_KMOD_SUFFIX) \
   	$(PKG_BUILD_DIR)/kernel/ztdummy.$(LINUX_KMOD_SUFFIX)
   AUTOLOAD:=$(call AutoLoad,70,zaptel ztdummy)