-all_java_sources := $(filter-out build/java/org/xwt/mips/%, $(patsubst src/%.java, build/java/%.java, $(shell find src -name '*.java')))
-all_java_sources += build/java/org/xwt/translators/FreetypeVM.java
+java_sources := $(patsubst src/%.java, build/java/%.java, $(shell find src -name '*.java' \! -path 'src/org/xwt/mips/*'))
+java_sources += build/java/org/xwt/translators/FreetypeVM.java
+all_java_sources := $(java_sources)