diff --git a/build.json b/build.json
index 1e11b2aa630..7f0162d5125 100644
--- a/build.json
+++ b/build.json
@@ -1449,7 +1449,7 @@
       "deps": [
         "grpc++",
         "grpc",
-	"gpr"
+        "gpr"
       ]
     },
     {
@@ -1462,7 +1462,7 @@
       "deps": [
         "grpc++",
         "grpc",
-	"gpr"
+        "gpr"
       ]
     },
     {