diff --git a/beanshell/ExternalProject_beanshell.mk b/beanshell/ExternalProject_beanshell.mk
index b1bfa9f5faff..0fc720d30042 100644
--- a/beanshell/ExternalProject_beanshell.mk
+++ b/beanshell/ExternalProject_beanshell.mk
@@ -17,7 +17,6 @@ $(eval $(call gb_ExternalProject_register_targets,beanshell,\
 
 $(call gb_ExternalProject_get_state_target,beanshell,build) :
 	cd "$(call gb_UnpackedTarball_get_dir,beanshell)" && \
-	ANT_OPTS="$$ANT_OPTS -Dfile.encoding=ISO-8859-1" \
 	"$(ANT)" \
 		-q \
 		-f build.xml \