-wget 'https://sigrok.org/gitweb/?p=libsigrok.git;a=blob_plain;f=contrib/60-libsigrok.rules' -O 60-libsigrok.rules
-wget 'https://sigrok.org/gitweb/?p=libsigrok.git;a=blob_plain;f=contrib/61-libsigrok-plugdev.rules' -O 61-libsigrok-plugdev.rules
-wget 'https://sigrok.org/gitweb/?p=libsigrok.git;a=blob_plain;f=contrib/61-libsigrok-uaccess.rules' -O 61-libsigrok-uaccess.rules
+wget -O 60-libsigrok.rules "'https://sigrok.org/gitweb/?p=libsigrok.git;a=blob_plain;f=contrib/60-libsigrok.rules'"
+wget -O 61-libsigrok-plugdev.rules "'https://sigrok.org/gitweb/?p=libsigrok.git;a=blob_plain;f=contrib/61-libsigrok-plugdev.rules'"
+wget -O 61-libsigrok-uaccess.rules "'https://sigrok.org/gitweb/?p=libsigrok.git;a=blob_plain;f=contrib/61-libsigrok-uaccess.rules'"