diff --git a/sc/CppunitTest_sc_a11y.mk b/sc/CppunitTest_sc_a11y.mk
index 3418f2fd4c44..b28dfb18ac8a 100644
--- a/sc/CppunitTest_sc_a11y.mk
+++ b/sc/CppunitTest_sc_a11y.mk
@@ -37,4 +37,8 @@ $(eval $(call gb_CppunitTest_use_vcl,sc_a11y))
 $(eval $(call gb_CppunitTest_use_instdir_configuration,sc_a11y))
 $(eval $(call gb_CppunitTest_use_common_configuration,sc_a11y))
 
+$(eval $(call gb_CppunitTest_use_packages,sc_a11y, \
+    postprocess_images \
+))
+
 # vim: set noet sw=4 ts=4:
diff --git a/sw/CppunitTest_sw_a11y.mk b/sw/CppunitTest_sw_a11y.mk
index f67f4cf89e01..0c9a193a6135 100644
--- a/sw/CppunitTest_sw_a11y.mk
+++ b/sw/CppunitTest_sw_a11y.mk
@@ -39,4 +39,8 @@ $(eval $(call gb_CppunitTest_use_vcl,sw_a11y))
 $(eval $(call gb_CppunitTest_use_instdir_configuration,sw_a11y))
 $(eval $(call gb_CppunitTest_use_common_configuration,sw_a11y))
 
+$(eval $(call gb_CppunitTest_use_packages,sw_a11y, \
+    postprocess_images \
+))
+
 # vim: set noet sw=4 ts=4: