diff --git a/src/VBox/HostDrivers/linux/Makefile b/src/VBox/HostDrivers/linux/Makefile
index 8ba33952..3b8abe60 100644
--- a/src/VBox/HostDrivers/linux/Makefile
+++ b/src/VBox/HostDrivers/linux/Makefile
@@ -99,17 +99,17 @@ install-vboxdrv:
 
 install-vboxnetflt:
 	+@if [ -d vboxnetflt ]; then \
-	    $(MAKE) KBUILD_VERBOSE=$(KBUILD_VERBOSE) -C vboxnetflt install; \
+	    $(MAKE) KBUILD_VERBOSE=$(KBUILD_VERBOSE) KBUILD_EXTRA_SYMBOLS=$(abspath vboxnetflt/Module.symvers) -C vboxnetflt install; \
 	fi
 
 install-vboxnetadp:
 	+@if [ -d vboxnetadp ]; then \
-	    $(MAKE) KBUILD_VERBOSE=$(KBUILD_VERBOSE) -C vboxnetadp install; \
+	    $(MAKE) KBUILD_VERBOSE=$(KBUILD_VERBOSE) KBUILD_EXTRA_SYMBOLS=$(abspath vboxnetadp/Module.symvers) -C vboxnetadp install; \
 	fi
 
 install-vboxpci:
 	+@if [ -d vboxpci ]; then \
-	    $(MAKE) KBUILD_VERBOSE=$(KBUILD_VERBOSE) -C vboxpci install; \
+	    $(MAKE) KBUILD_VERBOSE=$(KBUILD_VERBOSE) KBUILD_EXTRA_SYMBOLS=$(abspath vboxpci/Module.symvers) -C vboxpci install; \
 	fi
 
 install: install-vboxdrv install-vboxnetflt install-vboxnetadp install-vboxpci