The present invention relates to improved inactivated feline calicivirus (FCV)vaccines. The invention also provides a process for producing stabilizedinactivated FCV, and the use of such stabilized inactivated FCV, in theproduction of FCV immunogenic compositions. The invention further providesmethods of inducing an immune response in an animal of the Felidae family,preferably a cat, using the immunogenic compositions according to theinvention.