ForgeGradle javadoc task not quoting package name?

My username has both a space and an apostrophe in it; I'm not sure which is causing trouble for Gradle but it's probably missing either an escape or is not being quoted somewhere:

For username:

ThisIsMy N'ame

:javadocjavadoc: error - Illegal package name: "ame\\.gradle\\wrapper\\dists\\gradle-2.7-bin\\4s0fcuuppw3tjb1sxpzh16mne\\gradle-2.7\\lib\\gradle-core-2.7.jar;C:\\Users\\ThisIsMy"
javadoc: error - Illegal package name: "ame\.gradle\wrapper\dists\gradle-2.7-bin\4s0fcuuppw3tjb1sxpzh16mne\gradle-2.7\lib\groovy-all-2.3.10.jar;C:\Users\ThisIsMy D"
javadoc: error - Illegal package name: "ame\\.gradle\\wrapper\\dists\\gradle-2.7-bin\\4s0fcuuppw3tjb1sxpzh16mne\\gradle-2.7\\lib\\asm-all-5.0.3.jar;C:\\Users\\ThisIsMy"
javadoc: error - Illegal package name: "ame\.gradle\wrapper\dists\gradle-2.7-bin\4s0fcuuppw3tjb1sxpzh16mne\gradle-2.7\lib\ant-1.9.3.jar;C:\Users\ThisIsMy D"
javadoc: error - Illegal package name: "ame\\.gradle\\wrapper\\dists\\gradle-2.7-bin\\4s0fcuuppw3tjb1sxpzh16mne\\gradle-2.7\\lib\\commons-collections-3.2.1.jar;C:\\Users\\ThisIsMy"
..