diff --git a/debian/rules b/debian/rules
index ca9693b..777ddea 100755
--- a/debian/rules
+++ b/debian/rules
@@ -15,9 +15,9 @@ DEB_HOST_ARCH_CPU  ?= $(shell dpkg-architecture -qDEB_HOST_ARCH_CPU)
 # for finding the correct llvm-config when meson doesn't know about it yet
 LLVM_VERSION = 19
 export PATH:=/usr/lib/llvm-$(LLVM_VERSION)/bin/:$(PATH)
-
-DEB_CFLAGS_MAINT_APPEND := -Wall
-DEB_CXXFLAGS_MAINT_APPEND := -Wall
+DEB_BUILD_MAINT_OPTIONS += optimize=-lto
+DEB_CFLAGS_MAINT_APPEND += -Wall
+DEB_CXXFLAGS_MAINT_APPEND += -Wall
 ifneq (,$(filter $(DEB_HOST_ARCH), armhf))
   # Workaround for a variant of LP: #725126
   DEB_CFLAGS_MAINT_APPEND += -fno-optimize-sibling-calls