diff --git a/Android.mk b/Android.mk
index 8fa5139..1a5782b 100755
--- a/Android.mk
+++ b/Android.mk
@@ -187,7 +187,11 @@
 ifeq ($(TARGET_USERIMAGES_USE_EXT4), true)
     ifeq ($(shell test $(PLATFORM_SDK_VERSION) -lt 28; echo $$?),0)
         LOCAL_CFLAGS += -DUSE_EXT4
-        LOCAL_C_INCLUDES += system/extras/ext4_utils
+    endif
+    ifeq ($(shell test $(PLATFORM_SDK_VERSION) -le 28; echo $$?),0)
+        LOCAL_C_INCLUDES += system/extras/ext4_utils \
+            system/extras/ext4_utils/include \
+	    $(commands_TWRP_local_path)/crypto/ext4crypt
         LOCAL_SHARED_LIBRARIES += libext4_utils
         ifneq ($(wildcard external/lz4/Android.mk),)
             #LOCAL_STATIC_LIBRARIES += liblz4
diff --git a/gui/Android.mk b/gui/Android.mk
index 9ee54d6..9529735 100755
--- a/gui/Android.mk
+++ b/gui/Android.mk
@@ -58,6 +58,15 @@
     LOCAL_SHARED_LIBRARIES += libminzip
     LOCAL_CFLAGS += -DUSE_MINZIP
 endif
+ifeq ($(TARGET_USERIMAGES_USE_EXT4), true)
+    ifeq ($(shell test $(PLATFORM_SDK_VERSION) -le 28; echo $$?),0)
+        LOCAL_C_INCLUDES += system/extras/ext4_utils \
+            system/extras/ext4_utils/include \
+            $(LOCAL_PATH)/../crypto/ext4crypt
+        LOCAL_SHARED_LIBRARIES += libext4_utils
+    endif
+endif
+
 LOCAL_MODULE := libguitwrp
 
 #TWRP_EVENT_LOGGING := true