diff --git a/config/common.mk b/config/common.mk
index 0211eb7..2b5c053 100644
--- a/config/common.mk
+++ b/config/common.mk
@@ -308,9 +308,17 @@
     endif
 else
     ifeq ($(LINEAGE_VERSION_MAINTENANCE),0)
-        LINEAGE_VERSION := $(PRODUCT_VERSION_MAJOR).$(PRODUCT_VERSION_MINOR)-$(shell date -u +%Y%m%d)-$(LINEAGE_BUILDTYPE)$(LINEAGE_EXTRAVERSION)-$(LINEAGE_BUILD)
+        ifeq ($(LINEAGE_BUILDTYPE), UNOFFICIAL)
+            LINEAGE_VERSION := $(PRODUCT_VERSION_MAJOR).$(PRODUCT_VERSION_MINOR)-$(shell date -u +%Y%m%d_%H%M%S)-$(LINEAGE_BUILDTYPE)$(LINEAGE_EXTRAVERSION)-$(LINEAGE_BUILD)
+        else
+            LINEAGE_VERSION := $(PRODUCT_VERSION_MAJOR).$(PRODUCT_VERSION_MINOR)-$(shell date -u +%Y%m%d)-$(LINEAGE_BUILDTYPE)$(LINEAGE_EXTRAVERSION)-$(LINEAGE_BUILD)
+        endif
     else
-        LINEAGE_VERSION := $(PRODUCT_VERSION_MAJOR).$(PRODUCT_VERSION_MINOR).$(LINEAGE_VERSION_MAINTENANCE)-$(shell date -u +%Y%m%d)-$(LINEAGE_BUILDTYPE)$(LINEAGE_EXTRAVERSION)-$(LINEAGE_BUILD)
+        ifeq ($(LINEAGE_BUILDTYPE), UNOFFICIAL)
+            LINEAGE_VERSION := $(PRODUCT_VERSION_MAJOR).$(PRODUCT_VERSION_MINOR).$(LINEAGE_VERSION_MAINTENANCE)-$(shell date -u +%Y%m%d_%H%M%S)-$(LINEAGE_BUILDTYPE)$(LINEAGE_EXTRAVERSION)-$(LINEAGE_BUILD)
+        else
+            LINEAGE_VERSION := $(PRODUCT_VERSION_MAJOR).$(PRODUCT_VERSION_MINOR).$(LINEAGE_VERSION_MAINTENANCE)-$(shell date -u +%Y%m%d)-$(LINEAGE_BUILDTYPE)$(LINEAGE_EXTRAVERSION)-$(LINEAGE_BUILD)
+        endif
     endif
 endif