diff --git a/b2g/config/dolphin/sources.xml b/b2g/config/dolphin/sources.xml
index 34e2a91d4764..4e80540139d9 100644
--- a/b2g/config/dolphin/sources.xml
+++ b/b2g/config/dolphin/sources.xml
@@ -135,7 +135,7 @@
   <project groups="invensense" name="platform/hardware/invensense" path="hardware/invensense" revision="e6d9ab28b4f4e7684f6c07874ee819c9ea0002a2"/>
   <project name="platform/hardware/ril" path="hardware/ril" revision="865ce3b4a2ba0b3a31421ca671f4d6c5595f8690"/>
   <project name="kernel/common" path="kernel" revision="b698c5aa4e9393dfd70d0ea7a0bf93b333b54750"/>
-  <project name="platform/system/core" path="system/core" revision="4776448ebcd3f07d58b91503c478da9b54cb58a0"/>
+  <project name="platform/system/core" path="system/core" revision="1b888e1ae54c358246f13e4fb915ce43cde00691"/>
   <project name="u-boot" path="u-boot" revision="f1502910977ac88f43da7bf9277c3523ad4b0b2f"/>
   <project name="vendor/sprd/gps" path="vendor/sprd/gps" revision="7d6e1269be7186b2073fa568958b357826692c4b"/>
   <project name="vendor/sprd/open-source" path="vendor/sprd/open-source" revision="295ff253b74353751a99aafd687196a28c84a58e"/>