diff --git a/net/asterisk-11.x/Config.in b/net/asterisk-11.x/Config.in
new file mode 100644
index 0000000..38e2c47
--- /dev/null
+++ b/net/asterisk-11.x/Config.in
@@ -0,0 +1,11 @@
+menu "Advanced configuration"
+	depends on PACKAGE_asterisk11
+
+config ASTERISK11_LOW_MEMORY
+	bool "Optimize Asterisk 11 for low memory usage"
+	default n
+	help
+	  Warning: this feature is known to cause problems with some modules.
+	  Disable it if you experience problems like segmentation faults.
+
+endmenu
diff --git a/net/asterisk-11.x/Makefile b/net/asterisk-11.x/Makefile
index e9349cd..395c7b0 100644
--- a/net/asterisk-11.x/Makefile
+++ b/net/asterisk-11.x/Makefile
@@ -51,6 +51,10 @@ define Package/asterisk11/install/sounds
 	$(CP) $(PKG_INSTALL_DIR)/usr/lib/asterisk/sounds/en/$(2) $(1)/usr/lib/asterisk/sounds/
 endef
 
+define Package/$(PKG_NAME)/config
+	source "$(SOURCE)/Config.in"
+endef
+
 define BuildAsterisk11Module
   define Package/asterisk11-$(1)
   $$(call Package/asterisk11/Default)
@@ -327,7 +331,7 @@ define Build/Compile
 	cd "$(PKG_BUILD_DIR)" && \
 		./menuselect/menuselect \
 			--disable BUILD_NATIVE \
-			--enable LOW_MEMORY \
+			$(if $(CONFIG_ASTERISK11_LOW_MEMORY),--enable LOW_MEMORY) \
 			menuselect.makeopts
 	$(MAKE) -C "$(PKG_BUILD_DIR)" include/asterisk/version.h \
 		include/asterisk/buildopts.h defaults.h \
diff --git a/net/asterisk-13.x/Config.in b/net/asterisk-13.x/Config.in
new file mode 100644
index 0000000..fd38585
--- /dev/null
+++ b/net/asterisk-13.x/Config.in
@@ -0,0 +1,11 @@
+menu "Advanced configuration"
+	depends on PACKAGE_asterisk13
+
+config ASTERISK13_LOW_MEMORY
+	bool "Optimize Asterisk 13 for low memory usage"
+	default n
+	help
+	  Warning: this feature is known to cause problems with some modules.
+	  Disable it if you experience problems like segmentation faults.
+
+endmenu
diff --git a/net/asterisk-13.x/Makefile b/net/asterisk-13.x/Makefile
index e0bb479..f7b59f3 100644
--- a/net/asterisk-13.x/Makefile
+++ b/net/asterisk-13.x/Makefile
@@ -52,6 +52,10 @@ define Package/asterisk13/install/sounds
 	$(CP) $(PKG_INSTALL_DIR)/usr/lib/asterisk/sounds/en/$(2) $(1)/usr/lib/asterisk/sounds/
 endef
 
+define Package/$(PKG_NAME)/config
+	source "$(SOURCE)/Config.in"
+endef
+
 define BuildAsterisk13Module
   define Package/asterisk13-$(1)
   $$(call Package/asterisk13/Default)
@@ -269,7 +273,7 @@ define Build/Compile
 	cd "$(PKG_BUILD_DIR)" && \
 		./menuselect/menuselect \
 			--disable BUILD_NATIVE \
-			--enable LOW_MEMORY \
+			$(if $(CONFIG_ASTERISK13_LOW_MEMORY),--enable LOW_MEMORY) \
 			menuselect.makeopts
 	$(MAKE) -C "$(PKG_BUILD_DIR)" \
 		include/asterisk/version.h \