diff --git a/scripts/target-metadata.pl b/scripts/target-metadata.pl
index 31de3c74c8..cbc3403a05 100755
--- a/scripts/target-metadata.pl
+++ b/scripts/target-metadata.pl
@@ -9,37 +9,37 @@ sub target_config_features(@) {
 	my $ret;
 
 	while ($_ = shift @_) {
-		/arm_v(\w+)/ and $ret .= "\tselect arm_v$1\n";
-		/broken/ and $ret .= "\tdepends on BROKEN\n";
-		/audio/ and $ret .= "\tselect AUDIO_SUPPORT\n";
-		/display/ and $ret .= "\tselect DISPLAY_SUPPORT\n";
-		/dt/ and $ret .= "\tselect USES_DEVICETREE\n";
-		/gpio/ and $ret .= "\tselect GPIO_SUPPORT\n";
-		/pci/ and $ret .= "\tselect PCI_SUPPORT\n";
-		/pcie/ and $ret .= "\tselect PCIE_SUPPORT\n";
-		/usb/ and $ret .= "\tselect USB_SUPPORT\n";
-		/usbgadget/ and $ret .= "\tselect USB_GADGET_SUPPORT\n";
-		/pcmcia/ and $ret .= "\tselect PCMCIA_SUPPORT\n";
-		/rtc/ and $ret .= "\tselect RTC_SUPPORT\n";
-		/squashfs/ and $ret .= "\tselect USES_SQUASHFS\n";
-		/jffs2$/ and $ret .= "\tselect USES_JFFS2\n";
-		/jffs2_nand/ and $ret .= "\tselect USES_JFFS2_NAND\n";
-		/ext4/ and $ret .= "\tselect USES_EXT4\n";
-		/targz/ and $ret .= "\tselect USES_TARGZ\n";
-		/cpiogz/ and $ret .= "\tselect USES_CPIOGZ\n";
-		/minor/ and $ret .= "\tselect USES_MINOR\n";
-		/ubifs/ and $ret .= "\tselect USES_UBIFS\n";
-		/fpu/ and $ret .= "\tselect HAS_FPU\n";
-		/spe_fpu/ and $ret .= "\tselect HAS_SPE_FPU\n";
-		/ramdisk/ and $ret .= "\tselect USES_INITRAMFS\n";
-		/powerpc64/ and $ret .= "\tselect powerpc64\n";
-		/nommu/ and $ret .= "\tselect NOMMU\n";
-		/mips16/ and $ret .= "\tselect HAS_MIPS16\n";
-		/rfkill/ and $ret .= "\tselect RFKILL_SUPPORT\n";
-		/low_mem/ and $ret .= "\tselect LOW_MEMORY_FOOTPRINT\n";
-		/small_flash/ and $ret .= "\tselect SMALL_FLASH\n";
-		/nand/ and $ret .= "\tselect NAND_SUPPORT\n";
-		/virtio/ and $ret .= "\tselect VIRTIO_SUPPORT\n";
+		/^arm_v(\w+)$/ and $ret .= "\tselect arm_v$1\n";
+		/^broken$/ and $ret .= "\tdepends on BROKEN\n";
+		/^audio$/ and $ret .= "\tselect AUDIO_SUPPORT\n";
+		/^display$/ and $ret .= "\tselect DISPLAY_SUPPORT\n";
+		/^dt$/ and $ret .= "\tselect USES_DEVICETREE\n";
+		/^gpio$/ and $ret .= "\tselect GPIO_SUPPORT\n";
+		/^pci$/ and $ret .= "\tselect PCI_SUPPORT\n";
+		/^pcie$/ and $ret .= "\tselect PCIE_SUPPORT\n";
+		/^usb$/ and $ret .= "\tselect USB_SUPPORT\n";
+		/^usbgadget$/ and $ret .= "\tselect USB_GADGET_SUPPORT\n";
+		/^pcmcia$/ and $ret .= "\tselect PCMCIA_SUPPORT\n";
+		/^rtc$/ and $ret .= "\tselect RTC_SUPPORT\n";
+		/^squashfs$/ and $ret .= "\tselect USES_SQUASHFS\n";
+		/^jffs2$/ and $ret .= "\tselect USES_JFFS2\n";
+		/^jffs2_nand$/ and $ret .= "\tselect USES_JFFS2_NAND\n";
+		/^ext4$/ and $ret .= "\tselect USES_EXT4\n";
+		/^targz$/ and $ret .= "\tselect USES_TARGZ\n";
+		/^cpiogz$/ and $ret .= "\tselect USES_CPIOGZ\n";
+		/^minor$/ and $ret .= "\tselect USES_MINOR\n";
+		/^ubifs$/ and $ret .= "\tselect USES_UBIFS\n";
+		/^fpu$/ and $ret .= "\tselect HAS_FPU\n";
+		/^spe_fpu$/ and $ret .= "\tselect HAS_SPE_FPU\n";
+		/^ramdisk$/ and $ret .= "\tselect USES_INITRAMFS\n";
+		/^powerpc64$/ and $ret .= "\tselect powerpc64\n";
+		/^nommu$/ and $ret .= "\tselect NOMMU\n";
+		/^mips16$/ and $ret .= "\tselect HAS_MIPS16\n";
+		/^rfkill$/ and $ret .= "\tselect RFKILL_SUPPORT\n";
+		/^low_mem$/ and $ret .= "\tselect LOW_MEMORY_FOOTPRINT\n";
+		/^small_flash$/ and $ret .= "\tselect SMALL_FLASH\n";
+		/^nand$/ and $ret .= "\tselect NAND_SUPPORT\n";
+		/^virtio$/ and $ret .= "\tselect VIRTIO_SUPPORT\n";
 	}
 	return $ret;
 }