diff --git a/mobile/android/base/Makefile.in b/mobile/android/base/Makefile.in
index e9362976f8fb..6b59cfa03765 100644
--- a/mobile/android/base/Makefile.in
+++ b/mobile/android/base/Makefile.in
@@ -287,7 +287,7 @@ classycle_jar := $(topsrcdir)/mobile/android/build/classycle/classycle-1.4.1.jar
 		-outjars jars-proguarded \
 		-libraryjars $(library_jars)
 
-ANNOTATION_PROCESSOR_JAR_FILES := $(DEPTH)/build/annotationProcessors/annotationProcessors.jar
+ANNOTATION_PROCESSOR_JAR_FILES := $(abspath $(DEPTH)/build/annotationProcessors/annotationProcessors.jar)
 
 # This annotation processing step also generates
 # GeneratedJNIWrappers.h and GeneratedJNINatives.h
@@ -353,7 +353,7 @@ res/raw/browsersearch.json: .locales.deps ;
 res/raw/suggestedsites.json: .locales.deps ;
 
 all_resources = \
-  $(DEPTH)/mobile/android/base/AndroidManifest.xml \
+  $(abspath $(DEPTH)/mobile/android/base/AndroidManifest.xml) \
   $(android_res_files) \
   $(ANDROID_GENERATED_RESFILES) \
   $(NULL)
@@ -457,8 +457,8 @@ ifdef MOZ_BUILD_MOBILE_ANDROID_WITH_GRADLE
 .aapt.nodeps: FORCE
 	cp $(gradle_dir)/app/intermediates/res/resources-automation-debug.ap_ gecko-nodeps.ap_
 else
-# .aapt.nodeps: $(DEPTH)/mobile/android/base/AndroidManifest.xml FORCE
-$(eval $(call aapt_command,.aapt.nodeps,$(DEPTH)/mobile/android/base/AndroidManifest.xml FORCE,gecko-nodeps.ap_,gecko-nodeps/,gecko-nodeps/))
+# .aapt.nodeps: $(abspath $(DEPTH)/mobile/android/base/AndroidManifest.xml) FORCE
+$(eval $(call aapt_command,.aapt.nodeps,$(abspath $(DEPTH)/mobile/android/base/AndroidManifest.xml) FORCE,gecko-nodeps.ap_,gecko-nodeps/,gecko-nodeps/))
 endif
 
 # Override the Java settings with some specific android settings
@@ -493,7 +493,7 @@ $(ABS_DIST)/fennec/$(OMNIJAR_NAME): FORCE
 
 # Targets built very early during a Gradle build.
 gradle-targets: $(foreach f,$(constants_PP_JAVAFILES),$(f))
-gradle-targets: $(DEPTH)/mobile/android/base/AndroidManifest.xml
+gradle-targets: $(abspath $(DEPTH)/mobile/android/base/AndroidManifest.xml)
 gradle-targets: $(ANDROID_GENERATED_RESFILES)
 
 ifndef MOZILLA_OFFICIAL