diff --git a/qapi/block-core.json b/qapi/block-core.json
index c62b7db281..31f7a1281c 100644
--- a/qapi/block-core.json
+++ b/qapi/block-core.json
@@ -2938,8 +2938,8 @@
             '*pr-manager': 'str',
             '*locking': 'OnOffAuto',
             '*aio': 'BlockdevAioOptions',
-	    '*drop-cache': {'type': 'bool',
-	                    'if': 'defined(CONFIG_LINUX)'},
+            '*drop-cache': {'type': 'bool',
+                            'if': 'defined(CONFIG_LINUX)'},
             '*x-check-cache-dropped': 'bool' },
   'features': [ { 'name': 'dynamic-auto-read-only',
                   'if': 'defined(CONFIG_POSIX)' } ] }
diff --git a/qapi/migration.json b/qapi/migration.json
index aa160e9e42..11033b7a8e 100644
--- a/qapi/migration.json
+++ b/qapi/migration.json
@@ -98,7 +98,7 @@
 ##
 { 'struct': 'CompressionStats',
   'data': {'pages': 'int', 'busy': 'int', 'busy-rate': 'number',
-	   'compressed-size': 'int', 'compression-rate': 'number' } }
+           'compressed-size': 'int', 'compression-rate': 'number' } }
 
 ##
 # @MigrationStatus:
@@ -713,7 +713,7 @@
             '*multifd-channels': 'int',
             '*xbzrle-cache-size': 'size',
             '*max-postcopy-bandwidth': 'size',
-	    '*max-cpu-throttle': 'int' } }
+            '*max-cpu-throttle': 'int' } }
 
 ##
 # @migrate-set-parameters:
@@ -845,7 +845,7 @@
             '*block-incremental': 'bool' ,
             '*multifd-channels': 'uint8',
             '*xbzrle-cache-size': 'size',
-	    '*max-postcopy-bandwidth': 'size',
+            '*max-postcopy-bandwidth': 'size',
             '*max-cpu-throttle':'uint8'} }
 
 ##