zod-prisma-types and prisma-zod-generator BOTH fail to generate

$ prisma db push

Running generate... (Use --skip-generate to skip the generators)
Error: Generator at zod-prisma-types could not start:

/bin/sh: zod-prisma-types: command not found

Running generate... (Use --skip-generate to skip the generators)
Error: Generator at prisma-zod-generator could not start:

/bin/sh: prisma-zod-generator: command not found